{"id":7900,"date":"2025-04-26T11:02:34","date_gmt":"2025-04-26T02:02:34","guid":{"rendered":"https:\/\/akibabara.com\/blog\/?p=7900"},"modified":"2025-04-26T11:02:35","modified_gmt":"2025-04-26T02:02:35","slug":"m5-dinmeter%e3%81%a72%e6%ae%b5%e9%9a%8e%e8%aa%8d%e8%a8%bc%e3%83%87%e3%83%90%e3%82%a4%e3%82%b9%e3%82%92%e4%bd%9c%e3%81%a3%e3%81%a6%e3%81%bf%e3%81%9f","status":"publish","type":"post","link":"https:\/\/akibabara.com\/blog\/7900.html","title":{"rendered":"M5 DinMeter\u30672\u6bb5\u968e\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u3092\u4f5c\u3063\u3066\u307f\u305f"},"content":{"rendered":"\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095938d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095938d\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199-1024x512.webp\" alt=\"\" class=\"wp-image-7901\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199-1024x512.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199-300x150.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199-768x384.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199-1536x768.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M5Stack\u306e<a href=\"https:\/\/shop.m5stack.com\/products\/m5stack-din-meter-w-m5stamps3\" target=\"_blank\" rel=\"noreferrer noopener\">M5 DinMeter<\/a>\u3092\u4f7f\u3063\u30662\u6bb5\u968e\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f\uff01\u30b5\u30a4\u30c8\u306b\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u3068\u304d\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u3068\u306f\u5225\u306b\u5165\u529b\u3059\u308b\u3001\u30a2\u30d7\u30ea\u3067\u751f\u6210\u3057\u305f6\u6841\u306e\u6570\u5b57\u3092\u5165\u529b\u3059\u308b\u3042\u308c\u3067\u3059\u3002\u672c\u4f53\u306bQR\u30b3\u30fc\u30c9\u30ea\u30fc\u30c0\u30fc\u3068RFID\u30ea\u30fc\u30c0\u30fc\u3092\u5185\u8535\u3057\u3066\u3044\u3066\u3001\u5358\u72ec\u30672\u6bb5\u968e\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u4fdd\u5b58\u3057\u305f\u30c7\u30fc\u30bf\u306f\u6697\u53f7\u5316\u3055\u308c\u3001NFC\u30ab\u30fc\u30c9\u5185\u306e\u79d8\u5bc6\u9375\u3067\u8907\u5408\u5316\u3059\u308b\u3053\u3068\u3067\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-516df7e598333c7af1e0bdacb4522f92\" id=\"index\">\u76ee\u6b21<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30fb<a href=\"#kinou\">\u4e3b\u306a\u6a5f\u80fd<\/a><br>\u30fb<a href=\"#kikkake\">\u4f5c\u6210\u3057\u305f\u304d\u3063\u304b\u3051<\/a><br>\u30fb<a href=\"#system\">\u30b7\u30b9\u30c6\u30e0\u69cb\u6210<\/a><br>\u30fb<a href=\"#program\">\u30bd\u30fc\u30b9\u30d7\u30ed\u30b0\u30e9\u30e0<\/a><br>\u30fb<a href=\"#encrosure\">\u30b1\u30fc\u30b9\u306e\u88fd\u4f5c<\/a><br>\u30fb<a href=\"#security\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u3053\u3060\u308f\u308a<\/a><br>\u30fb<a href=\"#howtouse\">\u4f7f\u3044\u65b9<\/a><br>\u30fb<a href=\"#setupmenu\">\u8a2d\u5b9a\u30e1\u30cb\u30e5\u30fc<\/a><br>\u30fb<a href=\"#moreinfo\">\u76ee\u7684\u5225\u306e\u6a5f\u80fd\u306e\u8aac\u660e<\/a><br>\u30fb<a href=\"#qa\">\u30c8\u30e9\u30d6\u30ebQ&amp;A<\/a><br>\u30fb<a href=\"#misc\">\u305d\u306e\u307b\u304b\u306e\u8a71\u984c<\/a><br>\u30fb<a href=\"#last\">\u6700\u5f8c\u306b<\/a><br><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-c4777f094df2de8b197c06f6e880d6dc\" id=\"kinou\">\u4e3b\u306a\u6a5f\u80fd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e3b\u306a\u6a5f\u80fd<\/strong><br>\u30fb\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\uff08TOTP\uff09\u306e\u751f\u6210<br>\u30fbQR\u30b3\u30fc\u30c9\u3092\u30b9\u30ad\u30e3\u30f3\u3057\u3066\u8a8d\u8a3c\u7528\u306e\u30b5\u30a4\u30c8\u3092\u767b\u9332<br>\u30fbBluetooth\u30ad\u30fc\u30dc\u30fc\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092PC\u306b\u9001\u4fe1<br>\u30fbAES 256bit\u3067\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3057\u3066\u4fdd\u5b58<br>\u30fbNFC\u30ab\u30fc\u30c9\u306b\u6697\u53f7\u5316\u3092\u89e3\u9664\u3059\u308b\u305f\u3081\u306e\u79d8\u5bc6\u9375\u3092\u4fdd\u5b58<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3053\u306e\u307b\u304b\u306b\u3082\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059<\/strong><br>\u30fb\u30d0\u30fc\u30b3\u30fc\u30c9\u30ea\u30fc\u30c0\u30fc\uff08PC\u306b\u8aad\u307f\u53d6\u3063\u305f\u30c7\u30fc\u30bf\u3092\u5165\u529b\uff09<br>\u30fbNTP\u306b\u3088\u308b\u6642\u523b\u8a2d\u5b9a\u3001\u304a\u3088\u3073\u624b\u52d5\u8a2d\u5b9a\u3082\u53ef<br>\u30fb\u6642\u523b\u8868\u793a<br>\u30fb\u30d6\u30e9\u30a6\u30b6\u3092\u4ecb\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u8ee2\u9001\uff08\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u7528\u9014\uff09<br>\u30fbhttps\u5bfe\u5fdc\u306eWeb\u30b5\u30fc\u30d0\u30fc<br>\u30fb\u81ea\u52d5\u96fb\u6e90\u30aa\u30d5\u6a5f\u80fd<br>\u30fb\u79d8\u5bc6\u9375\u306e\u79fb\u52d5\uff08\u672c\u4f53\u2190\u2192NFC\u30ab\u30fc\u30c9\uff09<br>\u30fb\u79d8\u5bc6\u9375(NFC)\u306e\u8907\u88fd<br>\u30fb\u8a8d\u8a3c\u7528\u306e\u30b5\u30a4\u30c8\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8QR\u30b3\u30fc\u30c9\u8868\u793a<br>\u30fb\u5185\u8535\u30d0\u30c3\u30c6\u30ea\u30fc\u306b\u3088\u308b\u99c6\u52d5<\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-c0eea50bb3789f4588c083a3ec556bd5\" id=\"kikkake\">\u4f5c\u6210\u3057\u305f\u304d\u3063\u304b\u3051<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5143\u30052\u6bb5\u968e\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u3092\u4f5c\u308b\u4e88\u5b9a\u306f\u306a\u304f\u3001QR\u30b3\u30fc\u30c9\u30ea\u30fc\u30c0\u30fc\u3068NFC\u30ea\u30fc\u30c0\u30fc\u3067\u9762\u767d\u3044\u3082\u306e\u304c\u4f5c\u308c\u306a\u3044\u304b\u306a\u3041\u3068\u8003\u3048\u3066\u307e\u3057\u305f\u3002\u5f53\u521d\u306fQR\u30b3\u30fc\u30c9\u304b\u3089\u8aad\u307f\u53d6\u3063\u305fURL\u3092NFC\u306b\u66f8\u304d\u8fbc\u3093\u3067\u3001\u30b9\u30de\u30db\u306bNFC\u3092\u8fd1\u3065\u3051\u308b\u3068\u30da\u30fc\u30b8\u304c\u958b\u304f\u3082\u306e\u3092\u8003\u3048\u3066\u3044\u307e\u3057\u305f\u3002<br>\u305d\u3053\u304b\u3089NFC\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u308b\u3068\u3068\u3066\u3082\u5965\u304c\u6df1\u304f\u3001\u8907\u96d1\u306a\u30e1\u30e2\u30ea\u69cb\u9020\u304c\u3042\u3063\u3066\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30d7\u30ed\u30c6\u30af\u30c8\u3082\u3067\u304d\u308b\u3053\u3068\u304c\u5224\u660e\u3002NFC\u306e\u30d7\u30ed\u30c6\u30af\u30c8\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u9ad8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306a\u30c7\u30d0\u30a4\u30b9\u3092\u4f5c\u3063\u305f\u3089\u9762\u767d\u305d\u3046\u3060\u306a!! \u3068\u3044\u3046\u3053\u3068\u30672\u6bb5\u968e\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NFC\u30ab\u30fc\u30c9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u3057\u3066\u3001M5Stack\u306e\u88fd\u54c1(WS1850S)\u3067\u4f7f\u7528\u3067\u304d\u308b<a href=\"https:\/\/github.com\/kkloesener\/MFRC522_I2C\" target=\"_blank\" rel=\"noreferrer noopener\">MFRC522_I2C<\/a>\u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u306f\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u6d3b\u7528\u3059\u308b\u305f\u3081\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304b\u3089\u4f5c\u308a\u307e\u3057\u305f\u3002\u5b8c\u6210\u3057\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u306f <a href=\"https:\/\/github.com\/kaz-mac\/NfcEasyWriter\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u3061\u3089(NfcEasyWriter)<\/a> \u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-34f7a7172e9e91919de7469e40859bc4\" id=\"system\">\u30b7\u30b9\u30c6\u30e0\u69cb\u6210<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f7f\u7528\u3057\u305f\u30c7\u30d0\u30a4\u30b9<\/h3>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095a23e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095a23e\" class=\"wp-block-image size-large is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"335\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5am5device-1024x335.webp\" alt=\"\" class=\"wp-image-8065\" style=\"width:640px\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5am5device-1024x335.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5am5device-300x98.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5am5device-768x251.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5am5device-1536x502.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5am5device.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30fbM5Stack <a href=\"https:\/\/shop.m5stack.com\/products\/m5stack-din-meter-w-m5stamps3\" target=\"_blank\" rel=\"noreferrer noopener\">M5 DinMeter<\/a><br>\u30fbM5Stack <a href=\"https:\/\/shop.m5stack.com\/products\/qr-code-scanner-unit-stm32f030\" target=\"_blank\" rel=\"noreferrer noopener\">QR Code Scanner Unit<\/a><br>\u30fbM5Stack <a href=\"https:\/\/shop.m5stack.com\/products\/rfid-unit-2-ws1850s\" target=\"_blank\" rel=\"noreferrer noopener\">RFID 2 Unit<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u307b\u304b\u3001QR\u30b3\u30fc\u30c9\u30e6\u30cb\u30c3\u30c8\u3068RFID\u30e6\u30cb\u30c3\u30c8\u306e2\u3064\u3092\u63a5\u7d9a\u3059\u308b\u305f\u3081\u3001<a href=\"https:\/\/shop.m5stack.com\/products\/grove-y-cable-20cm-5pcs\" target=\"_blank\" rel=\"noreferrer noopener\">\u4e8c\u53c8\u306eGrove\u30b1\u30fc\u30d6\u30eb<\/a>\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f7f\u7528\u3067\u304d\u308bNFC\u30ab\u30fc\u30c9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30fb<a href=\"https:\/\/www.amazon.co.jp\/s?k=mifare+classic+1k\" target=\"_blank\" rel=\"noreferrer noopener\">Mifare Classic 1K<\/a><br>\u30fb<a href=\"https:\/\/www.amazon.co.jp\/s?k=ntag213\" target=\"_blank\" rel=\"noreferrer noopener\">NTAG213 <\/a>(144byte)<br>\u30fb<a href=\"https:\/\/www.amazon.co.jp\/s?k=ntag215\" target=\"_blank\" rel=\"noreferrer noopener\">NTAG215<\/a> (504byte)<br>\u30fbNTAG216 (888byte)\u3000\u203b\u52d5\u4f5c\u672a\u78ba\u8a8d<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u69cb\u6210\u56f3<\/h3>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095aa1c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095aa1c\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"307\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_hardware-block-1024x307.webp\" alt=\"\" class=\"wp-image-7910\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_hardware-block-1024x307.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_hardware-block-300x90.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_hardware-block-768x230.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_hardware-block-1536x460.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_hardware-block.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">NFC\u30ab\u30fc\u30c9\u306b\u306fAES 256bit\u3067\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306e\u79d8\u5bc6\u9375\u304c\u5165\u3063\u3066\u3044\u307e\u3059\u3002\u672c\u4f53\u3068\u5206\u96e2\u3059\u308b\u3053\u3068\u3067\u3001NFC\u30ab\u30fc\u30c9\u3092\u6301\u3063\u3066\u3044\u308b\u4eba\u3060\u3051\u3057\u304b\u64cd\u4f5c\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u901a\u5e382\u6bb5\u968e\u8a8d\u8a3c\u306e\u8a2d\u5b9a\u3092\u3059\u308b\u3068\u304d\u306fQR\u30b3\u30fc\u30c9\u3092\u30b9\u30de\u30db\u306e\u30a2\u30d7\u30ea\uff08Google Authenticator\u306a\u3069\uff09\u3067\u8aad\u307f\u53d6\u308a\u307e\u3059\u304c\u3001\u672c\u30c7\u30d0\u30a4\u30b9\u3067\u3082\u540c\u69d8\u306bQR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u3067\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002\u8aad\u307f\u53d6\u3063\u305fKEY\u306f\u79d8\u5bc6\u9375\u3092\u4f7f\u3063\u3066\u6697\u53f7\u5316\u3055\u308c\u3001\u672c\u4f53\u5185\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u6bb5\u968e\u8a8d\u8a3c\u3092\u884c\u3046\u3068\u304d\u306fKEY\u3092\u8907\u5408\u5316\u3057\u3066\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u751f\u6210\u3057\u3001\u753b\u9762\u306b\u8868\u793a\u3057\u307e\u3059\u3002\u672c\u30c7\u30d0\u30a4\u30b9\u306fBluetooth\u30ad\u30fc\u30dc\u30fc\u30c9\u3068\u3057\u3066\u3082\u52d5\u4f5c\u3059\u308b\u305f\u3081\u3001PC\u3068\u30da\u30a2\u30ea\u30f3\u30b0\u3059\u308c\u3070\u3001\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u6570\u5b57\u3092\u81ea\u52d5\u5165\u529b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-a58d3e8493ac4ba4312fa48b59bcdf0c\" id=\"program\">\u30bd\u30fc\u30b9\u30d7\u30ed\u30b0\u30e9\u30e0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u4f5c\u6210\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306f <a href=\"https:\/\/github.com\/kaz-mac\/M5Authenticator\/\" target=\"_blank\" rel=\"noreferrer noopener\">GitHub<\/a> \u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5225\u9014\u4ee5\u4e0b\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u5fc5\u8981\u3067\u3059\u3002Arduino IDE\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u304b\u3089\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br>\u30fbM5DinMeter<br>\u30fbM5UnitQRCode<br>\u30fbMFRC522_I2C<br>\u30fbBase32-Decode<br>\u30fbHTTPS_Server_Generic<br>\u30fbTOTP<br>\u30fbBleKeyboard \u203b\u3053\u308c\u306f<a href=\"https:\/\/github.com\/T-vK\/ESP32-BLE-Keyboard\" target=\"_blank\" rel=\"noreferrer noopener\">ZIP\u304b\u3089<\/a>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u5b9a\u304c\u5fc5\u8981\u306a\u7b87\u6240<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306e\u7b87\u6240\u306f\u3054\u81ea\u8eab\u306e\u74b0\u5883\u306b\u5408\u308f\u305b\u3066\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>secret.h\n\n\/\/ WiFi\u63a5\u7d9a\n#define WIFI_SSID &quot;****&quot;\n#define WIFI_PASS &quot;****&quot;\n\n\/\/ \u6697\u53f7\u5316\u306e\u8ffd\u52a0\u30d5\u30ec\u30fc\u30ba\n#define IV_PHRASE &quot;hogehoge&quot;   \/\/ IV\u751f\u6210\u6642\u306e\u4efb\u610f\u306e\u30d5\u30ec\u30fc\u30ba\uff08NFC\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u5143\u306b\u306a\u308b\uff09\n#define BSECRET_PHRASE &quot;hugahuga&quot;   \/\/ \u79d8\u5bc6\u9375\u306e\u4efb\u610f\u306e\u30d5\u30ec\u30fc\u30ba<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Wi-Fi\u306eSSID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002Wi-Fi\u306f\u6642\u523b\u8a2d\u5b9a\u306e\u305f\u3081\u306b\u4f7f\u3046\u306e\u3067\u3001\u624b\u52d5\u3067\u6642\u523b\u8a2d\u5b9a\u3092\u3059\u308b\u306a\u3089\u7121\u304f\u3066\u3082\u304b\u307e\u3044\u307e\u305b\u3093\u3002\u6697\u53f7\u5316\u306e\u8ffd\u52a0\u30d5\u30ec\u30fc\u30ba\u306f\u3001\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306e\u5143\u3068\u306a\u308b\u60c5\u5831\u306a\u306e\u3067\u3001\u4f55\u304b\u9069\u5f53\u306a\u6587\u5b57\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b3\u30f3\u30d1\u30a4\u30eb\u306e\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30f3\u30d1\u30a4\u30eb\u3092\u3059\u308b\u969b\u306f\u3001Arduino IDE\u3067\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br>\u30fbFlash Size = 8MB<br>\u30fbPartition Scheme = custom<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30d7\u30ea\u306e\u30b5\u30a4\u30ba\u304c2MB\u3092\u8d85\u3048\u308b\u306e\u3067\u3001\u30ab\u30b9\u30bf\u30e0\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002partition.csv \u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u304c\u30ab\u30b9\u30bf\u30e0\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u3002\u307e\u305f\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306fSPIFFS\u3067\u306f\u306a\u304fFATFS\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52d5\u4f5c\u78ba\u8a8d<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095b6f8&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095b6f8\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1024x768.webp\" alt=\"\" class=\"wp-image-8020\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u66f8\u304d\u8fbc\u3093\u3060\u3089\u3001RFID\u30ea\u30fc\u30c0\u30fc\u3068QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u3092Grove\u30b1\u30fc\u30d6\u30eb\u3067DinMeter\u306ePort A\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u53f0\u3068\u3082I2C\u63a5\u7d9a\u3067\u3059\u306e\u3067\u3001\u4eca\u56de\u306f\u4e8c\u53c8\u306eGrove\u30b1\u30fc\u30d6\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<a href=\"https:\/\/docs.m5stack.com\/ja\/unit\/hub\" target=\"_blank\" rel=\"noreferrer noopener\">UNIT HUB<\/a>\u306e\u3088\u3046\u306aGrove\u30dd\u30fc\u30c8\u3092\u5206\u5c90\u3059\u308b\u30e6\u30cb\u30c3\u30c8\u3067\u3082\u4ee3\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-966a93beba8acc21202335ad72ffdf8a\" id=\"encrosure\">\u30b1\u30fc\u30b9\u306e\u88fd\u4f5c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u306fDinMeter\u3068RFID\u30ea\u30fc\u30c0\u30fc\u3001QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u3092\u4e00\u4f53\u5316\u3055\u305b\u305f\u30b1\u30fc\u30b9\u3092\u4f5c\u308a\u307e\u3057\u305f\u3002QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u306f\u983b\u7e41\u306b\u4f7f\u3046\u3082\u306e\u3067\u306f\u306a\u3044\u306e\u3067\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3067\u3082\u3057\u3088\u3046\u304b\u3068\u601d\u3063\u305f\u306e\u3067\u3059\u304c\u3001RFID\u30ea\u30fc\u30c0\u30fc\u3092\u7f6e\u304f\u30b9\u30da\u30fc\u30b9\u3092\u8003\u3048\u308b\u3068\u3001RFID\u30ea\u30fc\u30c0\u30fc\u306e\u4e0b\u306b\u914d\u7f6e\u3059\u308b\u306e\u304c\u7121\u96e3\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">STL\u30d5\u30a1\u30a4\u30eb\u306f <a href=\"https:\/\/github.com\/kaz-mac\/M5Authenticator\/\" target=\"_blank\" rel=\"noreferrer noopener\">GitHub<\/a> \u306e stl\/ \u30d5\u30a9\u30eb\u30c0\u306e\u4e2d\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095d54d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095d54d\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9188-1024x768.webp\" alt=\"\" class=\"wp-image-8021\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9188-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9188-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9188-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9188-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9188.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095daf4&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095daf4\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9189-1024x768.webp\" alt=\"\" class=\"wp-image-8022\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9189-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9189-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9189-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9189-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9189.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095e144&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095e144\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9190-1024x768.webp\" alt=\"\" class=\"wp-image-8023\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9190-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9190-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9190-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9190-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9190.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b1\u30fc\u30b9\u3068\u88cf\u84cb\u3068\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u30db\u30eb\u30c0\u30fc\u306e3\u3064\u30d1\u30fc\u30c4\u304c\u3042\u308a\u307e\u3059\u3002DinMeter\u5185\u8535\u306eStampS3\u304c\u7d50\u69cb\u767a\u71b1\u3057\u3066\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u6e29\u5ea6\u304c\u4e0a\u304c\u3063\u3066\u3057\u307e\u3044\u305d\u3046\u3060\u3063\u305f\u306e\u3067\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u3092\u6d6e\u304b\u305b\u3066\u7a7a\u9593\u3092\u4f5c\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u3002<br>\u30d0\u30c3\u30c6\u30ea\u30fc\u30db\u30eb\u30c0\u30fc\u306f\u6e9d\u306b\u30ab\u30c1\u30c3\u3068\u306f\u307e\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095e8b2&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095e8b2\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9194-1024x768.webp\" alt=\"\" class=\"wp-image-8024\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9194-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9194-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9194-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9194-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9194.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u306f\u30b9\u30a4\u30c3\u30c1\u3092\u9593\u306b\u631f\u3093\u3067\u3001\u96fb\u6e90\u3092\u30aa\u30d5\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u306a\u305c\u304b\u30b9\u30ad\u30e3\u30f3\u3057\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u3082\u767a\u71b1\u304c\u5927\u304d\u304f\u3001<a href=\"https:\/\/docs.m5stack.com\/en\/unit\/Unit-QRCode\" target=\"_blank\" rel=\"noreferrer noopener\">\u4ed5\u69d8<\/a>\u3092\u898b\u3066\u3082\u96fb\u6e90\u3092\u30aa\u30d5\u3059\u308b\u3088\u3046\u306a\u6a5f\u80fd\u306f\u306a\u3055\u305d\u3046\u3060\u3063\u305f\u306e\u3067\u3001\u7269\u7406\u7684\u306b\u96fb\u6e90\u3092\u5207\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3061\u306a\u307f\u306b\u4eca\u56de\u4f7f\u7528\u3057\u305f\u30d5\u30a3\u30e9\u30e1\u30f3\u30c8\u306fCC3D\u306e<a href=\"https:\/\/www.amazon.co.jp\/dp\/B07R1RD72N\" target=\"_blank\" rel=\"noreferrer noopener\">PLA MAX \u30b9\u30ec\u30fc\u30c8 \u30b0\u30ec\u30fc<\/a>\u3068\u3044\u3046\u3082\u306e\u3067\u3001DinMeter\u306e\u6fc3\u3044\u30b0\u30ec\u30fc\u306b\u304b\u306a\u308a\u8fd1\u3044\u8272\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-c19b5c1b9d6b9967e7e2697226a03f41\" id=\"security\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u3053\u3060\u308f\u308a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u30c7\u30d0\u30a4\u30b9\u306f2\u6bb5\u968e\u8a8d\u8a3c\u3068\u3044\u3046\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u308f\u308b\u30c7\u30d0\u30a4\u30b9\u306a\u305f\u3081\u3001\u5185\u90e8\u7684\u306b\u3082\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u9ad8\u3044\u8a2d\u8a08\u306b\u3057\u307e\u3057\u305f\u3002\u30e1\u30a4\u30f3\u3068\u306a\u308b\u306e\u306f\u79d8\u5bc6\u9375\u3092\u4f7f\u7528\u3057\u305f\u6697\u53f7\u5316\u3067\u3001AES 256bit\u3068\u3044\u3046\u5f37\u529b\u306a\u6697\u53f7\u5316\u3067\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u3066\u3044\u307e\u3059\u3002ESP32-S3\u306b\u306fAES\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30bf\u30fc\u304c\u5185\u8535\u3055\u308c\u3066\u3044\u308b\u3089\u3057\u3044\u306e\u3067\u3001\u3053\u306e\u3088\u3046\u306a\u51e6\u7406\u3082\u9ad8\u901f\u3067\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306f\u672c\u30c7\u30d0\u30a4\u30b9\u3067\u3069\u306e\u3088\u3046\u306b\u6697\u53f7\u5316\u306e\u51e6\u7406\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u304b\u3092\u793a\u3059\u56f3\u3067\u3059\u3002\u3053\u3053\u3067\u6700\u3082\u4fdd\u8b77\u3059\u3079\u304d\u60c5\u5831\u306f\u30012\u6bb5\u968e\u8a8d\u8a3c\u306e\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306e\u30ad\u30fc(SECRET)\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u56f3\u306eOTP\u60c5\u5831\u30d5\u30a1\u30a4\u30eb\u306e\u7d2b\u8272\u306e KEY \u306e\u5185\u5bb9\u304c\u305d\u308c\u3067\u3059\u3002<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a095f24c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a095f24c\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"612\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5a-security2-1024x612.webp\" alt=\"\" class=\"wp-image-8033\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5a-security2-1024x612.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5a-security2-300x179.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5a-security2-768x459.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5a-security2-1536x919.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5a-security2.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">OTP\u60c5\u5831\u30d5\u30a1\u30a4\u30eb\u306eKEY (SECRET)\u306e\u6697\u53f7\u3092\u89e3\u304f\u306b\u306f\u300c\u79d8\u5bc6\u9375A\u300d\u304c\u5fc5\u8981\u3067\u3059\u3002<br>\u79d8\u5bc6\u9375A\u306fNFC\u30ab\u30fc\u30c9\u306b\u6697\u53f7\u5316\u3057\u3066\u4fdd\u5b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br>\u305d\u306e\u6697\u53f7\u3092\u89e3\u304f\u306b\u306f\u300c\u79d8\u5bc6\u9375B\u300d\u304c\u5fc5\u8981\u3067\u3059\u3002<br>\u3055\u3089\u306bNFC\u30ab\u30fc\u30c9\u306e\u30d7\u30ed\u30c6\u30af\u30c8\u3092\u89e3\u304f\u306b\u306f\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3078\u3093\u306f\u3053\u3060\u308f\u3063\u305f\u2026\u3068\u3044\u3046\u3088\u308a\u3082\u3001\u9762\u767d\u304b\u3063\u305f\u304b\u3089\u7121\u99c4\u306b\u8907\u96d1\u306b\u3057\u3066\u307f\u305f\u3068\u3053\u308d\u3067\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u305d\u308c\u305e\u308c\u9806\u3092\u8ffd\u3063\u3066\u8aac\u660e\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u79d8\u5bc6\u9375B\u3068IV\uff08\u521d\u671f\u30d9\u30af\u30c8\u30eb\uff09\u306e\u751f\u6210<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u79d8\u5bc6\u9375B\u3068IV\u306f\u8d77\u52d5\u6642\u306b\u672c\u4f53\u5185\u90e8\u3067\u751f\u6210\u3057\u3001\u30e1\u30e2\u30ea\u306e\u4e2d\u3060\u3051\u306b\u5b58\u5728\u3057\u307e\u3059\u3002\u96fb\u6e90\u3092\u5207\u3063\u3066\u3082\u518d\u3073\u540c\u3058\u5024\u306b\u306a\u308b\u3088\u3046\u306b\u3001Wi-Fi\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3068\u4efb\u610f\u306b\u4e0e\u3048\u305f\u6587\u5b57\u5217\u3092SHA256\u3067\u30cf\u30c3\u30b7\u30e5\u5316\u3057\u305f\u5024\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u30022\u53f0\u306eDinMeter\u3067\u4f7f\u3046\u5834\u5408\u3001MAC\u30a2\u30c9\u30ec\u30b9\u304c\u7570\u306a\u308a\u751f\u6210\u3055\u308c\u308b\u79d8\u5bc6\u9375B\u304c\u5909\u308f\u308b\u306e\u3067\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u2192\u30ea\u30b9\u30c8\u30a2\u3067\u5225\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u30b3\u30d4\u30fc\u3057\u3066\u3082\u4f7f\u7528\u3067\u304d\u306a\u3044\u70b9\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ SHA256\u3067\u30cf\u30c3\u30b7\u30e5\u5316\u3059\u308b  output:32byte=256bit\nbool sha256(String input, byte* output, size_t outputSize) {\n  if (input == nullptr || output == nullptr || outputSize &lt; 32) return false;\n\n  mbedtls_md_context_t ctx;\n  mbedtls_md_init(&ctx);\n  const mbedtls_md_info_t* mdInfo = mbedtls_md_info_from_type(MBEDTLS_MD_SHA256);\n  if (mdInfo == nullptr) {\n    mbedtls_md_free(&ctx);\n    return false;\n  }\n  if (mbedtls_md_setup(&ctx, mdInfo, 0) != 0) {\n    mbedtls_md_free(&ctx);\n    return false;\n  }\n  mbedtls_md_starts(&ctx);\n  mbedtls_md_update(&ctx, (const unsigned char*)input.c_str(), input.length());\n  mbedtls_md_finish(&ctx, output);\n  mbedtls_md_free(&ctx);\n  return true;\n}<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ \u79d8\u5bc6\u9375\u6697\u53f7\u5316\u7528\u306e\u79d8\u5bc6\u9375\u3092\u751f\u6210\u3059\u308b\n  String text = WiFi.macAddress() + addText;\n  uint8_t hash[32];\n  if (!sha256(text, hash, sizeof(hash))) return false;\n  memcpy(bsecret, hash, 32);<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">SHA256\u30cf\u30c3\u30b7\u30e5\u3067\u51fa\u3066\u304f\u308b\u5024\u306f256bit (32byte)\u3042\u308a\u307e\u3059\u3002\u79d8\u5bc6\u9375B\u306f256bit (32byte)\u306a\u306e\u3067\u300132\u30d0\u30a4\u30c8\u5168\u3066\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002IV\u306f128bit (16\u30d0\u30a4\u30c8)\u306a\u306e\u3067\u3001\u5148\u982d\u306e16\u30d0\u30a4\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">NFC\u30ab\u30fc\u30c9\u306e\u30d7\u30ed\u30c6\u30af\u30c8\u89e3\u9664<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">NFC\u30ab\u30fc\u30c9\u306b\u306f\u30d7\u30ed\u30c6\u30af\u30c8\u304c\u304b\u304b\u3066\u3044\u3066\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u8a8d\u8a3c\u3057\u306a\u3044\u3068\u8aad\u307f\u66f8\u304d\u306f\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u306b\u4f7f\u3046\u30d1\u30b9\u30ef\u30fc\u30c9\u306fIV\u3092\u5143\u306b\u751f\u6210\u3055\u308c\u307e\u3059\u3002NFC\u30ab\u30fc\u30c9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u306f48bit (6\u30d0\u30a4\u30c8)\u306a\u306e\u3067\u3001IV\u306e\u5148\u982d6\u30d0\u30a4\u30c8\u3092\u30b3\u30d4\u30fc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>  \/\/ IV\u3092\u5143\u306bNFC\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\n  memcpy(passwdNfc.keyByte, status.iv, sizeof(passwdNfc.keyByte));\n  nfc.setAuthKey(&passwdNfc);<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u6697\u53f7\u5316\u3059\u308b\u305f\u3073\u306bIV\u304c\u6bce\u56de\u540c\u3058\u5024\u3068\u3044\u3046\u306e\u306f\u304a\u304b\u3057\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u4eca\u56de\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u4fdd\u5b58\u3055\u308c\u305a\u306b\u96fb\u6e90\u3092\u6295\u5165\u3059\u308b\u90fd\u5ea6\u540c\u3058\u5024\u3092\u751f\u6210\u3059\u308b\u3068\u3044\u3046\u65b9\u91dd\u306b\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u3068\u308a\u3042\u3048\u305a\u4f7f\u3044\u307e\u308f\u3059\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u79d8\u5bc6\u9375A\u306e\u8907\u5408\u5316<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">NFC\u30ab\u30fc\u30c9\u306b\u5165\u3063\u3066\u3044\u308b\u79d8\u5bc6\u9375A\uff08\u6697\u53f7\u5316\u6e08\u307f\uff09\u3092\u53d6\u308a\u51fa\u3057\u305f\u3089\u3001\u79d8\u5bc6\u9375B\u3092\u4f7f\u3063\u3066\u8907\u5408\u5316\u3057\u307e\u3059\u3002\u79d8\u5bc6\u9375A\u306f\u96fb\u6e90\u3092\u5207\u308b\u307e\u3067\u30e1\u30e2\u30ea\u306e\u4e2d\u306b\u5b58\u5728\u3057\u307e\u3059\u3002\u753b\u9762\u5de6\u4e0a\u306e\u9375\u30de\u30fc\u30af\u304c\u70b9\u706f\u3057\u3066\u3044\u308b\u306e\u304c\u3001\u30e1\u30e2\u30ea\u5185\u306b\u79d8\u5bc6\u9375A\u304c\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ AES 256bit\u3067\u5fa9\u53f7\u5316\u3059\u308b\nsize_t decrypt(byte* decryptedData, const byte* encryptedData, size_t encryptedSize, const byte* iv, const byte* key) {\n  if (decryptedData == nullptr || encryptedData == nullptr || iv == nullptr || key == nullptr)  return 0;\n  byte ivCopy[16];\n  size_t decsize = 0;\n\n  \/\/ AES\u521d\u671f\u5316\n  memcpy(ivCopy, iv, sizeof(ivCopy));\n  mbedtls_aes_context aes;\n  mbedtls_aes_init(&aes);\n  if (mbedtls_aes_setkey_dec(&aes, key, 256) != 0) {\n    mbedtls_aes_free(&aes);\n    return 0;\n  }\n  \n  \/\/ \u5fa9\u53f7\u5316\u51e6\u7406\n  for (int i=0; i&lt;encryptedSize; i+=16) {\n    byte block[16];\n    if (mbedtls_aes_crypt_cbc(&aes, MBEDTLS_AES_DECRYPT, 16, ivCopy, encryptedData+i, block) != 0) {\n      mbedtls_aes_free(&aes);\n      return 0;\n    }\n    memcpy(decryptedData+i, block, 16);\n    decsize += 16;\n  }\n  mbedtls_aes_free(&aes);\n\n  return decsize;\n}<\/code><\/pre><\/div>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>  \/\/ \u79d8\u5bc6\u9375\u3092\u8907\u5408\u5316\u3059\u308b\u305f\u3081\u306e\u79d8\u5bc6\u9375\u3092\u751f\u6210\u3059\u308b\n  getBSecret(bsecret, sizeof(bsecret) , BSECRET_PHRASE);\n\n  \/\/ \u79d8\u5bc6\u9375B\u3068IV\u3092\u4f7f\u3063\u3066\u3001\u79d8\u5bc6\u9375A\u3092\u8907\u5408\u5316\u3059\u308b\n  size_t declen = decrypt(deced, sdef.secretEnc, sizeof(SecretDef::secretEnc), status.iv, bsecret);<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">AES 256bit\u306eCBC\u30e2\u30fc\u30c9\u306b\u3088\u308b\u6697\u53f7\u5316\u306f128bit (16\u30d0\u30a4\u30c8)\u5358\u4f4d\u3067\u884c\u308f\u308c\u308b\u305f\u3081\u300116\u30d0\u30a4\u30c8\u305a\u3064\u51e6\u7406\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53c2\u8003\u307e\u3067\u306b\u6697\u53f7\u5316\u30eb\u30fc\u30c1\u30f3\u306f\u3053\u3061\u3089\u3067\u3059\u3002\u5c02\u7528\u306e\u95a2\u6570\u304c\u3042\u308b\u306e\u3067\u697d\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ AES 256bit\u3067\u6697\u53f7\u5316\u3059\u308b\nsize_t encrypt(byte* data, size_t dataSize, const byte* iv, const byte* key, byte* encryptedData) {\n  if (data == nullptr || iv == nullptr || key == nullptr || encryptedData == nullptr) return 0;\n  size_t encsize = 0;\n  byte ivCopy[16];\n\n  \/\/ AES\u521d\u671f\u5316\n  memcpy(ivCopy, iv, 16);\n  mbedtls_aes_context aes;\n  mbedtls_aes_init(&aes);\n  if (mbedtls_aes_setkey_enc(&aes, key, 256) != 0) {\n    mbedtls_aes_free(&aes);\n    return 0;\n  }\n\n  \/\/ \u6697\u53f7\u5316\u51e6\u7406\n  for (int i=0; i&lt;dataSize; i+=16) {\n    size_t blockSize = (dataSize-i &gt;= 16) ? 16 : (dataSize-i);\n    byte block[16] = {0};\n    memcpy(block, data+i, blockSize);\n    if (mbedtls_aes_crypt_cbc(&aes, MBEDTLS_AES_ENCRYPT, 16, ivCopy, block, encryptedData+i) != 0) {\n      mbedtls_aes_free(&aes);\n      return 0;\n    }\n    encsize += 16;\n  }\n  mbedtls_aes_free(&aes);\n \n  return encsize;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u30ad\u30fc (SECRET)\u306e\u8907\u5408\u5316<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306e\u30ad\u30fc(SECRET)\u306f\u3001\u672c\u4f53\u306eFatFS\u5185\u306b\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u306f\u5e73\u6587\u306e\u307e\u307e\u3067\u3059\u304c\u3001\u30ad\u30fc\u306f\u79d8\u5bc6\u9375A\u3067\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u79d8\u5bc6\u9375A\u3092\u4f7f\u3063\u3066\u8907\u5408\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>  \/\/ \u79d8\u5bc6\u9375A\u3068IV\u3092\u4f7f\u3063\u3066\u3001\u30ad\u30fc\u3092\u8907\u5408\u5316\u3059\u308b\n  size_t declen = decrypt(decSecret, reinterpret_cast&lt;byte*&gt;(tp-&gt;secret), seclen, status.iv, status.secret);<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u751f\u6210<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\u306b\u30ad\u30fc(SECRET)\u3092BASE32\u30c7\u30b3\u30fc\u30c9\u3057\u305f\u5024\u3068\u3001\u73fe\u5728\u6642\u523b\u3092TOTP\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u4e0e\u3048\u308c\u3070\u30016\u6841\u306e\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ \u6307\u5b9a\u6642\u523b\u306e\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b\nString getTotp(TotpParams* tp, time_t epoch) {\n  size_t maxOut = strlen(tp-&gt;secret);\n  char decodedSecret[maxOut];\n  int decLen = base32decode(tp-&gt;secret, (unsigned char*) decodedSecret, maxOut);\n  if (decLen &lt; 0) return &quot;&quot;;\n  TOTP totp = TOTP(reinterpret_cast&lt;uint8_t*&gt;(decodedSecret), decLen, tp-&gt;period);\n  char* code = totp.getCode(epoch);\n  return (String)code;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3061\u306a\u307f\u306b\u767b\u9332\u3059\u308b\u969b\u306eQR\u30b3\u30fc\u30c9\u306fURI\u304c otpauth:\/\/totp\/ \u3067\u59cb\u307e\u308b\u5f62\u5f0f\u306b<a href=\"https:\/\/github.com\/google\/google-authenticator\/wiki\/Key-Uri-Format\" target=\"_blank\" rel=\"noreferrer noopener\">\u306a\u3063\u3066\u3044\u307e\u3059<\/a>\u3002\u305f\u3068\u3048\u3070\u767a\u884c\u8005\u304cCOMPANY\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u540d\u304cUSER\u3001\u30ad\u30fc(Base32\u5316\u5f8c)\u304cHOGEHOGE\u3060\u3063\u305f\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3092QR\u30b3\u30fc\u30c9\u306b\u3057\u3066\u8aad\u307f\u8fbc\u307e\u305b\u3066\u3044\u308b\u308f\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>otpauth:\/\/totp\/USER?secret=HOGEHOGE&amp;issuer=COMPANY<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Google Authenticator\u3067\u306f\u6b63\u5e38\u306b\u8aad\u307f\u8fbc\u3081\u308b\u306e\u3067\u3059\u304c\u3001IIJ\u306eSmartKey\u3067\u306f\u6b63\u5e38\u306b\u8aad\u307f\u53d6\u308c\u307e\u305b\u3093\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5f62\u5f0f\u306b\u3057\u306a\u3044\u3068\u3001\u767a\u884c\u8005\u3084\u30a2\u30ab\u30a6\u30f3\u30c8\u540d\u304c\u6b63\u5e38\u306b\u8a8d\u8b58\u3057\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>otpauth:\/\/totp\/COMPANY%3A%20USER?secret=HOGEHOGE&amp;issuer=COMPANY<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u30c7\u30d0\u30a4\u30b9\u306b\u3042\u308b2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u6a5f\u80fd\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u5f62\u5f0f\u306eURI\u3092QR\u30b3\u30fc\u30c9\u306b\u3057\u3066\u8868\u793a\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">HTTPS\u5bfe\u5fdc Web\u30b5\u30fc\u30d0\u30fc<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u4f53\u5185\u90e8\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u305f\u3081\u306b\u3001Web\u30b5\u30fc\u30d0\u30fc\u3092\u642d\u8f09\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u307e\u3067\u8aac\u660e\u3057\u3066\u304d\u305f\u3088\u3046\u306b\u3001\u79d8\u5bc6\u9375\u306e\u3088\u3046\u306a\u79d8\u533f\u6027\u306e\u9ad8\u3044\u30c7\u30fc\u30bf\u3092\u5b89\u5168\u306b\u4fdd\u8b77\u3057\u3066\u304d\u305f\u306e\u306b\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6642\u306b\u5e73\u6587\u3067\u8ee2\u9001\u3055\u308c\u3066\u3057\u307e\u3063\u305f\u3089\u53f0\u7121\u3057\u3067\u3059\u3088\u306d\u3002\u305d\u3053\u3067Web\u30b5\u30fc\u30d0\u30fc\u3082SSL\u3067\u6697\u53f7\u5316\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u8abf\u3079\u3066\u307f\u308b\u3068 <a href=\"https:\/\/github.com\/khoih-prog\/HTTPS_Server_Generic\" target=\"_blank\" rel=\"noreferrer noopener\">HTTPS_Server_Generic <\/a>\u3068\u3044\u3046HTTP\u306eWeb\u30b5\u30fc\u30d0\u30fc\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u9762\u767d\u3044\u306e\u306f\u3001\u81ea\u5df1\u7f72\u540d\u8a3c\u660e\u66f8\uff08\u901a\u79f0\u30aa\u30ec\u30aa\u30ec\u8a3c\u660e\u66f8\uff09\u3092\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u3067\u751f\u6210\u3067\u304d\u308b\u70b9\u3067\u3059\u3002\u901a\u5e38\u306f\u5225\u306ePC\u4e0a\u3067\u751f\u6210\u3057\u305f\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092C++\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u5316\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u57cb\u3081\u8fbc\u3093\u3060\u308a\u3057\u307e\u3059\u304c\u3001\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3048\u3070\u305d\u306e\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ \u30aa\u30ec\u30aa\u30ec\u8a3c\u660e\u66f8\u3092\u4f5c\u6210\u3057\u3066FatFS\u306b\u4fdd\u5b58\u3059\u308b\nbool httpsGenerateCertificate() {\n  SSLCert* cert = new SSLCert();\n  bool res = false;\n  \/\/ \u8a3c\u660e\u66f8\u3092\u4f5c\u6210\n  int createCertResult = createSelfSignedCert(\n    *cert,\n    KEYSIZE_1024,\n    &quot;CN=esp32.local,O=OreoreCompany,C=JP&quot;,\n    &quot;20240101000000&quot;,\n    &quot;20350101000000&quot;\n  );\n  if (createCertResult != 0) {\n    return false;\n  }\n\n  \/\/ FatFS\u306b\u4fdd\u5b58\n  if (cert-&gt;getPKLength() &gt; 0 && cert-&gt;getCertLength() &gt; 0) {\n    res = saveFile(cert-&gt;getPKData(), cert-&gt;getPKLength(), FN_SSL_KEY);\n    if (!res) return false;\n    res = saveFile(cert-&gt;getCertData(), cert-&gt;getCertLength(), FN_SSL_CERT);\n  }\n\n  delete cert;\n  return true;\n}\n<\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0960465&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0960465\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"234\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5aoreore-300x234.webp\" alt=\"\" class=\"wp-image-8045\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5aoreore-300x234.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5aoreore-1024x798.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5aoreore-768x598.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5aoreore-1536x1197.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5aoreore.webp 1540w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u5b8c\u4e86\u3059\u308b\u307e\u30675\uff5e10\u79d2\u304f\u3089\u3044\u304b\u304b\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3053\u308c\u306f\u6700\u521d\u306e1\u56de\u3060\u3051\u5b9f\u884c\u3059\u308c\u3070\u3044\u3044\u3082\u306e\u306a\u306e\u3067\u3001\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306e\u3068\u304d\u306b\u5b9f\u884c\u3059\u308c\u3070OK\u3067\u3059\u3002\u5b9f\u969b\u306b\u30d6\u30e9\u30a6\u30b6\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u3001\u6b63\u5f0f\u306a(?)\u30aa\u30ec\u30aa\u30ec\u8a3c\u660e\u66f8\u304c\u751f\u6210\u3067\u304d\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0960b38&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0960b38\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-300x169.webp\" alt=\"\" class=\"wp-image-7976\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u3055\u3089\u306bBASIC\u8a8d\u8a3c\u3092\u52a0\u3048\u308b\u3053\u3068\u3067\u3001\u64cd\u4f5c\u3057\u305f\u4eba\u3057\u304b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u30e9\u30f3\u30c0\u30e0\u3067\u3001\u5b9f\u884c\u3059\u308b\u5ea6\u306b\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-6598d480d7e39eea7e03aed231ed098e\" id=\"howtouse\">\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3058\u3081\u3066\u8a2d\u5b9a\u3059\u308b\u3068\u304d\u306b\u6d41\u308c\u3002<br>1. <a href=\"#howto1\">\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/a><br>2. <a href=\"#howto2\">\u753b\u9762\u306e\u898b\u304b\u305f<\/a><br>3. <a href=\"#howto3\">\u6642\u523b\u8a2d\u5b9a<\/a><br>4. <a href=\"#howto4\">2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u306e\u767b\u9332<\/a><br>5. <a href=\"#howto5\">Bluetooth\u3067PC\u3068\u30da\u30a2\u30ea\u30f3\u30b0\u3059\u308b<\/a><br>6. <a href=\"#howto6\">\u5b9f\u969b\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u307f\u308b<\/a><br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"howto1\">(1) \u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0961442&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0961442\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9201-1-300x169.webp\" alt=\"\" class=\"wp-image-7923\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9201-1-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9201-1-1024x575.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9201-1-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9201-1-1536x863.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9201-1.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6700\u521d\u306b\u8d77\u52d5\u3057\u305f\u3068\u304d\u306f\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u753b\u9762\u304c\u958b\u304d\u307e\u3059\u3002\u30ed\u30fc\u30bf\u30ea\u30fc\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3067\u52d5\u304b\u3057\u3001\u753b\u9762\u306e\u6307\u793a\u306b\u5f93\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0961b24&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0961b24\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9202-300x169.webp\" alt=\"\" class=\"wp-image-7924\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9202-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9202-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9202-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9202-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9202.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3057\u307e\u3059\u3002\u30a2\u30d7\u30ea\u9818\u57df\u3092\u5927\u304d\u304f\u53d6\u3063\u3066\u308b\u306e\u3067FatFS\u306e\u9818\u57df\u306f\u5c0f\u3055\u3081\u3067\u3059\u304c\u3001\u305d\u308c\u3067\u3082856KB\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a09621b8&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a09621b8\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9203-300x169.webp\" alt=\"\" class=\"wp-image-7925\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9203-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9203-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9203-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9203-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9203.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306e\u79d8\u5bc6\u9375\u306e\u4fdd\u5b58\u5148\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u5f8c\u3067\u4fdd\u5b58\u5148\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u4eca\u56de\u306f\u4f8b\u3068\u3057\u3066NFC\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u7a7a\u306eNFC\u30ab\u30fc\u30c9\uff08NTAG213\/215\u3092\u63a8\u85a6\uff09\u7528\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096283c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096283c\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9205-300x225.webp\" alt=\"\" class=\"wp-image-7926\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9205-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9205-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9205-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9205-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9205.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">RFID\u30ea\u30fc\u30c0\u30fc\u306e\u8aad\u307f\u53d6\u308a\u90e8\u306b\u3001NFC\u30ab\u30fc\u30c9\u306e\u4e2d\u5fc3\u304c\u6765\u308b\u3088\u3046\u306b\u7f6e\u304d\u307e\u3059\u3002\u8a8d\u8b58\u3059\u308b\u3068BEEP\u97f3\u304c\u9cf4\u3063\u3066\u66f8\u304d\u8fbc\u307f\u304c\u59cb\u307e\u308a\u307e\u3059\u306e\u3067\u3001\u52d5\u304b\u3055\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0962eda&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0962eda\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9206-300x225.webp\" alt=\"\" class=\"wp-image-7927\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9206-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9206-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9206-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9206-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9206.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u66f8\u304d\u8fbc\u307f\u304c\u5b8c\u4e86\u3057\u305f\u3089NFC\u30ab\u30fc\u30c9\u3092\u5916\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0a\u3067\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306f\u5b8c\u4e86\u3067\u3059\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"howto2\">(2) \u753b\u9762\u306e\u898b\u304b\u305f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u753b\u9762\u306e\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306f\u4e0b\u56f3\u306e\u3088\u3046\u306b\u3001\u5de6\u5074\u304c\u73fe\u5728\u306e\u72b6\u614b\u3092\u793a\u3059\u30b9\u30c6\u30fc\u30bf\u30b9\u8868\u793a\u3001\u53f3\u5074\u304c\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a09636cd&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a09636cd\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"432\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5auth-menu-1024x432.webp\" alt=\"\" class=\"wp-image-7931\" style=\"object-fit:cover\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5auth-menu-1024x432.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5auth-menu-300x127.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5auth-menu-768x324.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5auth-menu-1536x648.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5auth-menu.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ed\u30fc\u30bf\u30ea\u30fc\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3092\u56de\u3059\u3068\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30ab\u30fc\u30bd\u30eb\u304c\u79fb\u52d5\u3059\u308b\u306e\u3067\u3001\u5b9f\u884c\u3057\u305f\u3044\u30e1\u30cb\u30e5\u30fc\u306e\u3068\u3053\u308d\u3067\u62bc\u3057\u307e\u3059\u3002\u8a2d\u5b9a\u30e1\u30cb\u30e5\u30fc\u306b\u5165\u308b\u3068\u3055\u3089\u306b\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"howto3\">(3) \u6642\u523b\u8a2d\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">TOTP (Time-based One-Time Password)\u306f\u6642\u9593\u3092\u57fa\u672c\u306b\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u73fe\u5728\u6642\u523b\u304c\u6b63\u78ba\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002M5 DinMeter\u306b\u306fRTC\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u3092\u63a5\u7d9a\u3057\u3066\u3044\u308c\u3070USB\u3067\u63a5\u7d9a\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u6642\u523b\u306f\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0963ce9&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0963ce9\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9220-300x169.webp\" alt=\"\" class=\"wp-image-7939\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9220-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9220-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9220-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9220-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9220.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u6b6f\u8eca\u30a2\u30a4\u30b3\u30f3\u3092\u62bc\u3057\u3066\u3001\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300cNTP\u6642\u523b\u540c\u671f\u300d\u3092\u62bc\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0964389&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0964389\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9221-300x169.webp\" alt=\"\" class=\"wp-image-7938\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9221-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9221-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9221-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9221-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9221.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Wi-Fi\u306b\u63a5\u7d9a\u3057\u3066\u81ea\u52d5\u7684\u306b\u6642\u523b\u540c\u671f\u304c\u884c\u308f\u308c\u307e\u3059\u3002\u3057\u3070\u3089\u304f\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0964a14&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0964a14\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9222-300x169.webp\" alt=\"\" class=\"wp-image-7945\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9222-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9222-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9222-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9222-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9222.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u3082\u3057\u3082\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u6642\u523b\u304c\u305a\u308c\u3066\u3044\u308b\u5834\u5408\u306b\u306f\u3001\u300c\u624b\u52d5\u6642\u523b\u8a2d\u5b9a\u300d\u306b\u3066\u624b\u52d5\u3067\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"howto4\">(4) 2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u306e\u767b\u9332<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u65b0\u3057\u304f\u30b5\u30a4\u30c8\u3092\u767b\u9332\u3057\u30662\u6bb5\u968e\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3059\u308b\u306b\u306f\u3001\u8a2d\u5b9a\u7528\u306eQR\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002\u672c\u30c7\u30d0\u30a4\u30b9\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u306a\u304f\u306a\u3063\u305f\u5834\u5408\u306b\u5099\u3048\u3066\u3001\u30b9\u30de\u30db\u306e\u30a2\u30d7\u30ea\u306e\u65b9\u306b\u3082\u767b\u9332\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a09651f4&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a09651f4\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9216-300x169.webp\" alt=\"\" class=\"wp-image-7943\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9216-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9216-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9216-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9216-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9216.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u30b5\u30a4\u30c8\u306e\u8ffd\u52a0\u300d\u3092\u62bc\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096586b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096586b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9212-300x225.webp\" alt=\"\" class=\"wp-image-7937\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9212-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9212-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9212-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9212-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9212.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">QR\u30b3\u30fc\u30c9\u30ea\u30fc\u30c0\u30fc\u306e\u30e9\u30a4\u30c8\u304c\u5149\u308a\u307e\u3059\u306e\u3067\u3001QR\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002\u8a8d\u8b58\u3059\u308b\u3068BEEP\u97f3\u304c\u9cf4\u308a\u3001\u81ea\u52d5\u7684\u306b\u6b21\u306e\u753b\u9762\u306b\u79fb\u52d5\u3057\u307e\u3059\u3002\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0965f42&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0965f42\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9217-300x169.webp\" alt=\"\" class=\"wp-image-7942\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9217-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9217-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9217-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9217-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9217.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u767a\u884c\u8005\u540d\u3068\u30a2\u30ab\u30a6\u30f3\u30c8\u540d\u3001\u73fe\u5728\u306e\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3088\u3051\u308c\u3070\u6b21\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a09665ce&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a09665ce\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9218-300x169.webp\" alt=\"\" class=\"wp-image-7941\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9218-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9218-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9218-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9218-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9218.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u767b\u9332\u3059\u308b\u304b\u805e\u3044\u3066\u304d\u307e\u3059\u306e\u3067\u3001YES\u3092\u62bc\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0966c4b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0966c4b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9219-300x225.webp\" alt=\"\" class=\"wp-image-7940\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9219-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9219-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9219-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9219-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9219.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u79d8\u5bc6\u9375\u3092NFC\u30ab\u30fc\u30c9\u306b\u4fdd\u5b58\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001NFC\u30ab\u30fc\u30c9\u306e\u8aad\u307f\u53d6\u308a\u3092\u8981\u6c42\u3055\u308c\u307e\u3059\u306e\u3067RFID\u30ea\u30fc\u30c0\u30fc\u306b\u7f6e\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0a\u3067\u767b\u9332\u306f\u5b8c\u4e86\u3067\u3059\u3002\u79d8\u5bc6\u9375\u306f\u4e00\u5ea6\u8aad\u307f\u53d6\u308b\u3068\u30e1\u30e2\u30ea\u5185\u306b\u4fdd\u5b58\u3055\u308c\u308b\u306e\u3067\u3001\u96fb\u6e90\u3092\u5207\u308b\u307e\u3067\u6709\u52b9\u3067\u3059\u3002\u7d9a\u3051\u3066\u767b\u9332\u3059\u308b\u969b\u306f\u7701\u7565\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"howto5\">(5) Bluetooth\u3067PC\u3068\u30da\u30a2\u30ea\u30f3\u30b0\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u30c7\u30d0\u30a4\u30b9\u306fBluetooth\u30ad\u30fc\u30dc\u30fc\u30c9\u3057\u3066PC\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002\u624b\u5165\u529b\u3059\u308b\u5834\u5408\u306f\u3084\u3089\u306a\u304f\u3066\u3082\u304b\u307e\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096745e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096745e\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9223-300x169.webp\" alt=\"\" class=\"wp-image-7948\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9223-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9223-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9223-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9223-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9223.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300cBLE\u30da\u30a2\u30ea\u30f3\u30b0\u300d\u3092\u62bc\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0967aec&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0967aec\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9224-300x169.webp\" alt=\"\" class=\"wp-image-7947\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9224-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9224-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9224-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9224-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9224.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">PC\u3067 &#8220;M5Authenticator&#8221; \u3068\u3044\u3046\u30c7\u30d0\u30a4\u30b9\u540d\u3092\u63a5\u7d9a\u3059\u308b\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096818e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096818e\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"202\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able1-300x202.webp\" alt=\"\" class=\"wp-image-7952\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able1-300x202.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able1-1024x690.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able1-768x517.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able1-1536x1035.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able1.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">PC\u3067Bluetooth\u3068\u30c7\u30d0\u30a4\u30b9\uff1e\u30c7\u30d0\u30a4\u30b9\u306e\u8ffd\u52a0\uff1eBluetooth\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096880e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096880e\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"175\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able2-300x175.webp\" alt=\"\" class=\"wp-image-7951\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able2-300x175.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able2-1024x596.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able2-768x447.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able2-1536x894.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5able2.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u3057\u3070\u3089\u304f\u3059\u308b\u3068 &#8220;M5Authenticator&#8221; \u304c\u8868\u793a\u3055\u308c\u307e\u3059\u306e\u3067\u3001\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0968e8d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0968e8d\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9225-300x169.webp\" alt=\"\" class=\"wp-image-7953\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9225-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9225-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9225-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9225-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9225.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u300c\u30da\u30a2\u30ea\u30f3\u30b0\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u300d\u3068\u8868\u793a\u3055\u308c\u305f\u3089\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de6\u5074\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u8868\u793a\u306b\u3001Bluetooth\u306e\u30a2\u30a4\u30b3\u30f3\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u3068\u304d\u306f\u3001PC\u3068\u30da\u30a2\u30ea\u30f3\u30b0\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0a\u3067\u30da\u30a2\u30ea\u30f3\u30b0\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"howto6\">(6) \u5b9f\u969b\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u307f\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u306f\u5b9f\u969b\u306b\u30b5\u30a4\u30c8\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a09696d7&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a09696d7\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9226-300x169.webp\" alt=\"\" class=\"wp-image-7956\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9226-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9226-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9226-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9226-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9226.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u53f3\u4e0a\u306e\u9375\u30a2\u30a4\u30b3\u30f3\u62bc\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0969d5a&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0969d5a\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9227-300x169.webp\" alt=\"\" class=\"wp-image-7957\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9227-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9227-1024x577.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9227-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9227-1536x865.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9227.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u8868\u793a\u3057\u305f\u3044\u30b5\u30a4\u30c8\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096a3e9&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096a3e9\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9228-300x169.webp\" alt=\"\" class=\"wp-image-7958\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9228-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9228-1024x575.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9228-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9228-1536x863.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9228.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u3059\u308b\u3068\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u5c0f\u3055\u306a\u6587\u5b57\u3067\u4e0b\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b2\u3064\u306e\u6570\u5b57\u306f\u3001\u524d\u3068\u6b21\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3067\u3059\u3002\u6642\u523b\u304c\u5408\u3063\u3066\u306a\u304f\u3066\u305a\u308c\u3066\u3057\u307e\u3046\u5834\u5408\u306f\u3001\u3053\u306e\u6570\u5b57\u3092\u624b\u5165\u529b\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096aa5e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096aa5e\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"171\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5apixiv2-300x171.webp\" alt=\"\" class=\"wp-image-7961\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5apixiv2-300x171.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5apixiv2-1024x582.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5apixiv2-768x437.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5apixiv2-1536x874.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5apixiv2.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30ed\u30b0\u30a4\u30f3\u3057\u305f\u3044\u30b5\u30a4\u30c8\u306e\u5165\u529b\u6b04\u306b\u30ab\u30fc\u30bd\u30eb\u3092\u5408\u308f\u305b\u305f\u3089\u300c\u9001\u4fe1\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u81ea\u52d5\u7684\u306b\u5165\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096b0f2&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096b0f2\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9229-300x169.webp\" alt=\"\" class=\"wp-image-7959\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9229-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9229-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9229-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9229-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9229.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u9001\u4fe1\u3057\u305f\u3042\u3068\u306b\u518d\u5ea6\u9001\u4fe1\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u30d1\u30b9\u30ef\u30fc\u30c9\u306f30\u79d2\u304a\u304d\u306b\u5207\u308a\u66ff\u308f\u308b\u306e\u3067\u3001\u5207\u308a\u66ff\u308f\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u304c\u8fd1\u304f\u306a\u308b\u3068\u8272\u304c\u5909\u308f\u3063\u3066\u77e5\u3089\u305b\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a2a\u306e\u96fb\u6e90OFF\u3092\u9078\u629e\u3059\u308c\u3070\u3001\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306b\u623b\u3089\u306a\u304f\u3066\u3082\u96fb\u6e90\u3092\u5207\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3044\u3061\u3044\u3061\u96fb\u6e90\u3092\u5207\u308b\u624b\u9593\u3092\u7701\u304f\u305f\u3081\u306b\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f10\u79d2\u3067\u81ea\u52d5\u7684\u306b\u96fb\u6e90\u304c\u5207\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u6642\u9593\u306f\u8a2d\u5b9a\u3067\u5909\u66f4\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-c6e7f2bc69cc882226b392488599f89e\" id=\"setupmenu\">\u8a2d\u5b9a\u30e1\u30cb\u30e5\u30fc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u6b6f\u8eca\u30a2\u30a4\u30b3\u30f3\u3092\u62bc\u3059\u3068\u8868\u793a\u3055\u308c\u308b\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u4e00\u89a7\u3067\u3059\u3002\u5f8c\u8ff0\u3059\u308b\u300c\u76ee\u7684\u5225\u306e\u6a5f\u80fd\u306e\u8aac\u660e\u300d\u3067\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th>\u6a5f\u80fd<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u30b5\u30a4\u30c8\u306e\u8ffd\u52a0<\/td><td>2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30b5\u30a4\u30c8\u306e\u524a\u9664<\/td><td>\u767b\u9332\u3057\u305f2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u3092\u524a\u9664\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>BLE\u30da\u30a2\u30ea\u30f3\u30b0<\/td><td>PC\u3068Bluetooth\u3067\u30da\u30a2\u30ea\u30f3\u30b0\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/td><td>\u672c\u30c7\u30d0\u30a4\u30b9\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u308a\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u8a2d\u5b9a<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>NTP\u6642\u523b\u540c\u671f<\/td><td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3057\u3066\u6642\u523b\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u624b\u52d5\u6642\u523b\u8a2d\u5b9a<\/td><td>\u624b\u52d5\u3067\u6642\u523b\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u81ea\u52d5\u6539\u884c\u306e\u8a2d\u5b9a<\/td><td>PC\u306b\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u9001\u4fe1\u3059\u308b\u969b\u306b\u3001\u6700\u5f8c\u306b\u6539\u884c\u3092\u5165\u308c\u308b\u304b\u3069\u3046\u304b\u3002<\/td><\/tr><tr><td>\u7121\u64cd\u4f5c \u81ea\u52d5\u96fb\u6e90\u30aa\u30d5\u306e\u8a2d\u5b9a<\/td><td>\u64cd\u4f5c\u3092\u3057\u3066\u3044\u306a\u3044\u3068\u304d\u306b\u81ea\u52d5\u7684\u306b\u96fb\u6e90\u3092\u5207\u308b\u6642\u9593\u306e\u8a2d\u5b9a\u3002<\/td><\/tr><tr><td>PW\u9001\u4fe1 \u81ea\u52d5\u96fb\u6e90\u30aa\u30d5\u306e\u8a2d\u5b9a<\/td><td>\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u9001\u4fe1\u5f8c\u306b\u81ea\u52d5\u7684\u306b\u96fb\u6e90\u3092\u5207\u308b\u6642\u9593\u306e\u8a2d\u5b9a\u3002<\/td><\/tr><tr><td>\u9759\u97f3\u30e2\u30fc\u30c9<\/td><td>BEEP\u97f3\u3092\u9cf4\u3089\u3055\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u8a2d\u5b9a\u3002<\/td><\/tr><tr><td>JIS\u914d\u5217\u30e2\u30fc\u30c9<\/td><td>PC\u306b\u30ad\u30fc\u5165\u529b\u3059\u308b\u969b\u306b\u3001\u306a\u308b\u3079\u304fJIS\u914d\u5217\u306b\u5408\u308f\u305b\u3066\u9001\u4fe1\u3059\u308b\u8a2d\u5b9a\u3002<\/td><\/tr><tr><td>\u958b\u767a\u8005\u30e2\u30fc\u30c9<\/td><td>\u958b\u767a\u8005\u7528\u306e\u6a5f\u80fd\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u8a2d\u5b9a\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u79d8\u5bc6\u9375\u306e\u79fb\u52d5<\/td><td>\u79d8\u5bc6\u9375\u3092\u672c\u4f53\u304b\u3089NFC\u3001\u307e\u305f\u306fNFC\u304b\u3089\u672c\u4f53\u3078\u79fb\u52d5\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>NFC\u306e\u79d8\u5bc6\u9375\u3092\u8907\u88fd<\/td><td>\u4e88\u5099\u7528\u306bNFC\u30ab\u30fc\u30c9\u306e\u79d8\u5bc6\u9375\u3092\u8907\u88fd\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>NFC\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/td><td>\u79d8\u5bc6\u9375\u3068\u3057\u3066\u4f7f\u7528\u3057\u305fNFC\u30ab\u30fc\u30c9\u3092\u6d88\u53bb\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>\u30b5\u30a4\u30c8\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8<\/td><td>\u767b\u9332\u3057\u305f2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u3092\u30b9\u30de\u30db\u306e\u30a2\u30d7\u30ea\u306b\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u958b\u767a\u8005<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u672c\u4f53\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/td><td>\u672c\u30c7\u30d0\u30a4\u30b9\u306e\u5168\u3066\u306e\u30c7\u30fc\u30bf\u3092\u6d88\u53bb\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>HEX\u30c0\u30f3\u30d7<\/td><td>FatFS\u306e\u30d5\u30a1\u30a4\u30eb\u3084NFC\u30ab\u30fc\u30c9\u306e\u30c7\u30fc\u30bf\u3092\u30b7\u30ea\u30a2\u30eb\u306b\u30c0\u30f3\u30d7\u3057\u307e\u3059\u3002<\/td><\/tr><tr><td>DEBUG BLE\u5168ASCII\u9001\u4fe1<\/td><td>\u5168ASCII\u30b3\u30fc\u30c9\u3092\u30ad\u30fc\u5165\u529b\u3057\u307e\u3059\u3002\u30ad\u30fc\u523b\u5370\u3068\u306e\u9055\u3044\u3092\u8abf\u3079\u308b\u305f\u3081\u306e\u30c6\u30b9\u30c8\u7528\u3002<\/td><\/tr><tr><td>SSL\u8a3c\u660e\u66f8\u518d\u751f\u6210<\/td><td>Web\u30b5\u30fc\u30d0\u30fc\u306eSSL\u7528\u306e\u8a3c\u660e\u66f8\u3092\u518d\u751f\u6210\u3057\u307e\u3059\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-77fba7e70afeb6609a688c8d436ae63c\" id=\"moreinfo\">\u76ee\u7684\u5225\u306e\u6a5f\u80fd\u306e\u8aac\u660e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d0\u30fc\u30b3\u30fc\u30c9\u3084QR\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u53d6\u3063\u3066PC\u306b\u9001\u4fe1\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096c248&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096c248\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9241-300x225.webp\" alt=\"\" class=\"wp-image-7970\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9241-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9241-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9241-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9241-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9241.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u30d0\u30fc\u30b3\u30fc\u30c9\u30a2\u30a4\u30b3\u30f3\u3092\u9078\u629e\u3059\u308b\u3068\u3001QR\u30b3\u30fc\u30c9\u30ea\u30fc\u30c0\u30fc\u306e\u30e9\u30a4\u30c8\u304c\u70b9\u706f\u3057\u307e\u3059\u3002\u3053\u306e\u72b6\u614b\u3067QR\u30b3\u30fc\u30c9\u3084\u30d0\u30fc\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u53d6\u308b\u3068\u3001PC\u306b\u81ea\u52d5\u7684\u306b\u5165\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5546\u54c1\u306e\u30d0\u30fc\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u53d6\u3063\u3066Amazon\u3067\u691c\u7d22\u3059\u308b\u3068\u4fbf\u5229\u3067\u3059\uff01<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u73fe\u5728\u6642\u523b\u3092\u8868\u793a\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096ca2b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096ca2b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9251-300x169.webp\" alt=\"\" class=\"wp-image-7992\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9251-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9251-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9251-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9251-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9251.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306e\u6642\u8a08\u30a2\u30a4\u30b3\u30f3\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u73fe\u5728\u6642\u523b\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3082\u3046\u4e00\u5ea6\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068\u30e1\u30a4\u30f3\u30e1\u30cb\u30e5\u30fc\u306b\u623b\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u767b\u9332\u3057\u305f2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u3092\u524a\u9664\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096d19b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096d19b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9250-300x169.webp\" alt=\"\" class=\"wp-image-7991\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9250-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9250-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9250-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9250-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9250.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u30b5\u30a4\u30c8\u306e\u524a\u9664\u300d\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u73fe\u5728\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u30b5\u30a4\u30c8\u306e\u4e00\u89a7\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u524a\u9664\u3057\u305f\u3044\u30b5\u30a4\u30c8\u3092\u9078\u629e\u3057\u3066\u753b\u9762\u306e\u6307\u793a\u901a\u308a\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6545\u969c\u306b\u5099\u3048\u3066\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u53d6\u308a\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096d7bb&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096d7bb\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-300x169.webp\" alt=\"\" class=\"wp-image-7976\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9242.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u300d\u3092\u9078\u629e\u3059\u308b\u3068QR\u30b3\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001\u305d\u306e\u30da\u30fc\u30b8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u540d\u30fb\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u5de6\u306b\u66f8\u304b\u308c\u3066\u3044\u308b\u5185\u5bb9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3058\u3081\u3066\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u304d\u306f\u8a3c\u660e\u66f8\u306e\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u306e\u3067\u3001\u8a73\u7d30\u8a2d\u5b9a\u3092\u62bc\u3057\u307e\u3059\u3002\u300c\uff5e\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\uff08\u5b89\u5168\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff09\u300d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096dea6&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096dea6\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"241\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_ma5web-300x241.webp\" alt=\"\" class=\"wp-image-7975\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_ma5web-300x241.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_ma5web-1024x823.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_ma5web-768x617.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_ma5web.webp 1493w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30d5\u30a1\u30a4\u30eb\u540d\u306e\u90e8\u5206\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u5834\u5408\u306f\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3057\u3066\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002\u305d\u306e\u4ed6\u3001\u898b\u3066\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ESP32\u3067SSL\u901a\u4fe1\u3092\u884c\u3046\u8ca0\u8377\u304c\u304b\u304b\u308b\u3053\u3068\u3092\u3084\u3063\u3066\u308b\u306e\u3067\u3001\u6642\u3005\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u304c\u51fa\u306a\u3044\u5834\u5408\u306f\u300c\u518d\u8aad\u8fbc\u300d\u3092\u62bc\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30d5\u30a1\u30a4\u30eb\u540d<\/th><th>\u7528\u9014<\/th><th>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/th><\/tr><\/thead><tbody><tr><td>\/config.bin<\/td><td>\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb<\/td><td>\u3007\u5fc5\u8981<\/td><\/tr><tr><td>\/secret_enc.bin<\/td><td>\u79d8\u5bc6\u9375<\/td><td>\u3007\u5fc5\u8981<\/td><\/tr><tr><td>\/ssl_private.der<\/td><td>SSL\u7528\u79d8\u5bc6\u9375<\/td><td>\u00d7\u3057\u306a\u304f\u3066\u3044\u3044<\/td><\/tr><tr><td>\/ssl_cert.crt<\/td><td>SSL\u7528\u8a3c\u660e\u66f8<\/td><td>\u00d7\u3057\u306a\u304f\u3066\u3044\u3044<\/td><\/tr><tr><td>\/otp-******.bin<\/td><td>\u30b5\u30a4\u30c8\u5225\u306e2\u6bb5\u968e\u8a8d\u8a3c\u306e\u60c5\u5831<\/td><td>\u3007\u5fc5\u8981<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\/secret_enc.bin \u306b\u3064\u3044\u3066\u306f\u3001NFC\u30ab\u30fc\u30c9\u306b\u79d8\u5bc6\u9375\u3092\u4fdd\u5b58\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u5b58\u5728\u3057\u307e\u305b\u3093\u3002\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304c\u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u304a\u3051\u3070\u3001\u6700\u60aa\u306a\u3093\u3068\u304b\u306a\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30ea\u30b9\u30c8\u30a2\u3057\u305f\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30a4\u30c8\u5225\u306e2\u6bb5\u968e\u8a8d\u8a3c\u306e\u60c5\u5831\u30d5\u30a1\u30a4\u30eb\uff08\/otp-******.bin\uff09\u3060\u3051\u3092\u524a\u9664\u3057\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u306f\u3001\u305d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308c\u3070OK\u3067\u3059\u3002<br>\u3082\u3057\u672c\u4f53\u3092\u521d\u671f\u5316\u3057\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u306f\u3001\u307e\u305a\u306f\u4eee\u3067\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3092\u884c\u3044\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u672c\u4f53\u3078\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PC\u306b\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u9001\u4fe1\u3059\u308b\u969b\u306b\u3001\u6700\u5f8c\u306b\u6539\u884c\u3092\u5165\u308c\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096e786&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096e786\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9243-300x169.webp\" alt=\"\" class=\"wp-image-7980\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9243-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9243-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9243-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9243-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9243.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u300c\u81ea\u52d5\u6539\u884c\u306e\u8a2d\u5b9a\u300d\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<br>\u6700\u5f8c\u306bENTER\u30ad\u30fc\u3092\u62bc\u3059\u3068\u30d5\u30a9\u30fc\u30e0\u304c\u81ea\u52d5\u9001\u4fe1\u3055\u308c\u308b\u306e\u3067\u3001\u6709\u52b9\u306b\u3057\u3066\u304a\u304f\u3068\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u64cd\u4f5c\u3092\u3057\u3066\u3044\u306a\u3044\u3068\u304d\u306b\u81ea\u52d5\u7684\u306b\u96fb\u6e90\u3092\u5207\u308a\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096eefe&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096eefe\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9244-300x169.webp\" alt=\"\" class=\"wp-image-7981\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9244-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9244-1024x575.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9244-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9244-1536x863.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9244.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u300c\u7121\u64cd\u4f5c \u81ea\u52d5\u96fb\u6e90\u30aa\u30d5\u306e\u8a2d\u5b9a\u300d\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<br>\u30d0\u30c3\u30c6\u30ea\u30fc\u7d66\u96fb\u306e\u307f\u3067\u4f7f\u7528\u3059\u308b\u5834\u5408\u306a\u3069\u3001\u7701\u30d0\u30c3\u30c6\u30ea\u30fc\u904b\u7528\u3092\u3057\u305f\u3044\u5834\u5408\u306f\u81ea\u52d5\u96fb\u6e90\u30aa\u30d5\u3092\u4f7f\u7528\u3059\u308b\u3068\u4fbf\u5229\u3067\u3059\u3002\u30dc\u30bf\u30f3\u306e\u64cd\u4f5c\uff08\u56de\u8ee2\u30fb\u62bc\u3059\uff09\u304c\u4e00\u5b9a\u671f\u9593\u306a\u3044\u3068\u96fb\u6e90\u304c\u5207\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u9001\u4fe1\u5f8c\u306b\u81ea\u52d5\u7684\u306b\u96fb\u6e90\u3092\u5207\u308a\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096f68d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096f68d\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9245-300x169.webp\" alt=\"\" class=\"wp-image-7982\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9245-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9245-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9245-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9245-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9245.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u300cPW\u9001\u4fe1 \u81ea\u52d5\u96fb\u6e90\u30aa\u30d5\u306e\u8a2d\u5b9a\u300d\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<br>\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u9001\u4fe1\u5f8c\u306b\u3044\u3061\u3044\u3061\u96fb\u6e90\u30aa\u30d5\u3092\u3059\u308b\u306e\u306f\u9762\u5012\u306a\u306e\u3067\u3001\u81ea\u52d5\u3067\u96fb\u6e90\u30aa\u30d5\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304f\u3068\u4fbf\u5229\u3067\u3059\u3002\u30ab\u30a6\u30f3\u30c8\u30c0\u30a6\u30f3\u4e2d\u3067\u3082\u64cd\u4f5c\u3092\u3059\u308c\u3070\u6b8b\u308a\u79d2\u6570\u306f\u30ea\u30bb\u30c3\u30c8\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">BEEP\u97f3\u3092\u9cf4\u3089\u3055\u306a\u3044\u3088\u3046\u306b\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a096fe0b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a096fe0b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9246-300x169.webp\" alt=\"\" class=\"wp-image-7983\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9246-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9246-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9246-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9246-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9246.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u300c\u9759\u97f3\u30e2\u30fc\u30c9\u300d\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<br>\u305f\u3060\u3057QR\u30b3\u30fc\u30c9\u30e6\u30cb\u30c3\u30c8\u5185\u8535\u306e\u30d6\u30b6\u30fc\u306f\u96fb\u6e90\u6295\u5165\u6642\u306b\u9cf4\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Bluetooth\u306e\u30ad\u30fc\u30dc\u30fc\u30c9\u306e\u914d\u5217\u3092\u76f4\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0970579&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0970579\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9247-300x169.webp\" alt=\"\" class=\"wp-image-7984\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9247-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9247-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9247-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9247-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9247.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u300cJIS\u914d\u5217\u30e2\u30fc\u30c9\u300d\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<br>&#8220;BleKeyboard&#8221;\u30e9\u30a4\u30d6\u30e9\u30ea\u306fUS\u914d\u5217\u306e\u30ad\u30fc\u30dc\u30fc\u30c9\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u308b\u305f\u3081\u3001\u30d0\u30fc\u30b3\u30fc\u30c9\u30ea\u30fc\u30c0\u30fc\u3067URL\u306a\u3069\u3092\u8aad\u307f\u8fbc\u3080\u3068\u3001\u9055\u3046\u6587\u5b57\u304c\u51fa\u3066\u3057\u307e\u3046\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u8a2d\u5b9a\u3092\u300cJIS\u914d\u5217\u300d\u306b\u3059\u308b\u3068\u3001\u306a\u308b\u3079\u304f\u540c\u3058\u6587\u5b57\u304c\u51fa\u308b\u3088\u3046\u306b\u9811\u5f35\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3069\u3046\u3057\u3066\u3082\u6c17\u306b\u306a\u308b\u5834\u5408\u306f\u300cUS\u914d\u5217\u300d\u306b\u8a2d\u5b9a\u3057\u3066\u3001PC\u5074\u3067\u30ad\u30fc\u30dc\u30fc\u30c9\u306e\u7a2e\u985e\u304cUS\u914d\u5217\u306b\u306a\u308b\u3088\u3046\u306b\u30ec\u30b8\u30b9\u30c8\u30ea\u3092\u7de8\u96c6\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u300cJIS\u914d\u5217\u300d\u306e\u8a2d\u5b9a\u306e\u65b9\u306f\u3001US\u30ad\u30fc\u30dc\u30fc\u30c9\u3067\u300c\u3053\u306e\u6587\u5b57\u3092\u51fa\u3059\u305f\u3081\u306b\u8aa4\u3063\u305f\u30ad\u30fc\u3092\u62bc\u3059\u300d\u3068\u3044\u3046\u51e6\u7406\u3092\u3057\u3066\u3001\u7d50\u679c\u7684\u306b\u6b63\u3057\u3044\u6587\u5b57\u304c\u51fa\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u3002_(\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2)\u306a\u3069\u4e00\u90e8\u306e\u6587\u5b57\u304c\u51fa\u305b\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u958b\u767a\u8005\u30e2\u30fc\u30c9\u3092\u6709\u52b9\u306b\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0970da9&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0970da9\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9264-300x169.webp\" alt=\"\" class=\"wp-image-8013\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9264-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9264-1024x575.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9264-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9264-1536x863.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9264.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u300c\u958b\u767a\u8005\u300d\u30ab\u30c6\u30b4\u30ea\u30fc\u306e\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306f\u3001\u3042\u3089\u304b\u3058\u3081\u958b\u767a\u8005\u30e2\u30fc\u30c9\u3092\u30aa\u30f3\u306b\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u300c\u958b\u767a\u8005\u30e2\u30fc\u30c9\u300d\u3067\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u79d8\u5bc6\u9375\u3092NFC\u30ab\u30fc\u30c9\u306b\u79fb\u52d5\u3057\u305f\u3044\u3001\u672c\u4f53\u306b\u79fb\u52d5\u3057\u305f\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u79d8\u5bc6\u9375\u306f\u3001NFC\u30ab\u30fc\u30c9\u306b\u4fdd\u5b58\u3057\u3066\u304a\u304f\u3068\u5b89\u5168\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u30ed\u30b0\u30a4\u30f3\u3059\u308b\u5ea6\u306b\u3044\u3061\u3044\u3061NFC\u30ab\u30fc\u30c9\u3092\u304b\u3056\u3059\u306e\u304c\u9762\u5012\u306a\u5834\u5408\u3082\u3042\u308b\u3067\u3057\u3087\u3046\u3002\u79d8\u5bc6\u9375\u3092NFC\u30ab\u30fc\u30c9\u304b\u3089\u672c\u4f53\u306b\u79fb\u52d5\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u540c\u69d8\u306b\u672c\u4f53\u304b\u3089NFC\u30ab\u30fc\u30c9\u306b\u79fb\u52d5\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a097158d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a097158d\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9252-300x169.webp\" alt=\"\" class=\"wp-image-7993\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9252-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9252-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9252-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9252-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9252.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u79d8\u5bc6\u9375\u306e\u79fb\u52d5\u300d\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u79fb\u52d5\u5148\u306e\u78ba\u8a8d\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001\u753b\u9762\u306e\u6307\u793a\u901a\u308a\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0971c1b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0971c1b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9253-300x169.webp\" alt=\"\" class=\"wp-image-7994\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9253-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9253-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9253-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9253-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9253.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">NFC\u30ab\u30fc\u30c9\u3092\u7f6e\u304f\u753b\u9762\u306b\u306a\u3063\u305f\u3089\u3001RFID\u30ea\u30fc\u30c0\u30fc\u306bNFC\u30ab\u30fc\u30c9\u3092\u7f6e\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e88\u5099\u306eNFC\u30ab\u30fc\u30c9\u4f5c\u308a\u305f\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u79d8\u5bc6\u9375\u304c\u5165\u3063\u305fNFC\u30ab\u30fc\u30c9\u3092\u7d1b\u5931\u3057\u305f\u308a\u58ca\u308c\u308b\u3068\u30012\u6bb5\u968e\u8a8d\u8a3c\u306e\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002AES 256bit\u6697\u53f7\u5316\u306a\u306e\u3067\u89e3\u8aad\u306f\u307e\u305a\u4e0d\u53ef\u80fd\u3002\u306a\u306e\u3067\u4e88\u5099\u3092\u4f5c\u3063\u3066\u304a\u304f\u3068\u5b89\u5fc3\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0972406&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0972406\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9254-300x169.webp\" alt=\"\" class=\"wp-image-7996\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9254-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9254-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9254-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9254-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9254.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300cNFC\u79d8\u5bc6\u9375\u3092\u8907\u88fd\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br>\u79d8\u5bc6\u9375\u306e\u4fdd\u5b58\u5148\u3092\u672c\u4f53\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u8907\u88fd\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u5148\u306b\u4fdd\u5b58\u5148\u3092\u79fb\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0972a92&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0972a92\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9255-300x169.webp\" alt=\"\" class=\"wp-image-7997\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9255-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9255-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9255-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9255-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9255.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u306f\u3058\u3081\u306b\u30aa\u30ea\u30b8\u30ca\u30eb\u306eNFC\u30ab\u30fc\u30c9\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002\u9806\u756a\u3092\u9593\u9055\u3048\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a097317c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a097317c\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9256-300x169.webp\" alt=\"\" class=\"wp-image-7998\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9256-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9256-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9256-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9256-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9256.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6b21\u306b\u65b0\u3057\u3044NFC\u30ab\u30fc\u30c9\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002\u307e\u3063\u3055\u3089\u306aNFC\u30ab\u30fc\u30c9\u3092\u7528\u610f\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u79d8\u5bc6\u9375\u304c\u5165\u3063\u305fNFC\u30ab\u30fc\u30c9\u3092\u6d88\u53bb\u3057\u305f\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u79d8\u5bc6\u9375\u304c\u5165\u3063\u305fNFC\u30ab\u30fc\u30c9\u304c1\u679a\u3060\u3051\u306a\u3089\u3001\u79d8\u5bc6\u9375\u3092\u672c\u4f53\u306b\u79fb\u52d5\u3059\u308c\u3070\u3001NFC\u30ab\u30fc\u30c9\u306f\u7a7a\u306b\u306a\u308a\u307e\u3059\u3002\u30d7\u30ed\u30c6\u30af\u30c8\u3082\u89e3\u9664\u3055\u308c\u3066\u4ed6\u3067\u4f7f\u7528\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002\u3082\u30572\u679a\u4ee5\u4e0a\u4f5c\u6210\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u500b\u5225\u306b\u6d88\u53bb\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0973996&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0973996\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9257-300x169.webp\" alt=\"\" class=\"wp-image-7999\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9257-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9257-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9257-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9257-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9257.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300cNFC\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u6d88\u53bb\u3057\u305f\u3044NFC\u30ab\u30fc\u30c9\u3092\u7528\u610f\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5225\u306e\u6bb5\u968e\u8a8d\u8a3c\u306e\u30a2\u30d7\u30ea\u306b\u767b\u9332\u3057\u305f\u30b5\u30a4\u30c8\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u305f\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">2\u6bb5\u968e\u8a8d\u8a3c\u30a2\u30d7\u30ea\u306b\u767b\u9332\u3059\u308b\u305f\u3081\u306eQR\u30b3\u30fc\u30c9\u306f\u901a\u5e38\u6700\u521d\u306b1\u56de\u3057\u304b\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3002\u30b9\u30de\u30db\u306e\u30a2\u30d7\u30ea\u306b\u79fb\u884c\u3055\u305b\u305f\u3044\u5834\u5408\u306f\u3001\u672c\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0974188&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0974188\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9258-300x169.webp\" alt=\"\" class=\"wp-image-8000\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9258-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9258-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9258-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9258-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9258.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u30b5\u30a4\u30c8\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u300d\u3092\u9078\u629e\u3057\u3001\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u305f\u3044\u30b5\u30a4\u30c8\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0974823&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0974823\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9261-300x225.webp\" alt=\"\" class=\"wp-image-8002\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9261-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9261-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9261-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9261-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9261.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">QR\u30b3\u30fc\u30c9\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001Google Authenticator\u306a\u3069\u306e2\u6bb5\u968e\u8a8d\u8a3c\u30a2\u30d7\u30ea\u3067\u8aad\u307f\u8fbc\u307e\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u203b\u3053\u306eQR\u30b3\u30fc\u30c9\u306f\u6700\u521d\u306b\u8868\u793a\u3055\u308c\u305f\u3082\u306e\u3068\u5168\u304f\u540c\u3058\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u6b63\u5e38\u306b\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3067\u304d\u306a\u3044\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u964d\u306e\u300c\u958b\u767a\u8005\u300d\u30ab\u30c6\u30b4\u30ea\u30fc\u306e\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306f\u3001\u3042\u3089\u304b\u3058\u3081\u958b\u767a\u8005\u30e2\u30fc\u30c9\u3092\u30aa\u30f3\u306b\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u672c\u30c7\u30d0\u30a4\u30b9\u3092\u521d\u671f\u5316\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0975056&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0975056\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9262-300x169.webp\" alt=\"\" class=\"wp-image-8003\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9262-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9262-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9262-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9262-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9262.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u203bNFC\u30ab\u30fc\u30c9\u306b\u79d8\u5bc6\u9375\u3092\u4fdd\u5b58\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5148\u306b\u672c\u4f53\u306b\u79fb\u52d5\u3057\u3066\u304b\u3089\u3001\u672c\u4f53\u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br>\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u672c\u4f53\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u300d\u3092\u9078\u629e\u3057\u3066\u3001\u753b\u9762\u306e\u6307\u793a\u901a\u308a\u306b\u9032\u307f\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30a1\u30a4\u30eb\u3084NFC\u30ab\u30fc\u30c9\u306e\u4e2d\u8eab\u304c\u898b\u305f\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d5\u30a1\u30a4\u30eb\u3084NFC\u30ab\u30fc\u30c9\u306e\u30c7\u30fc\u30bf\u3092\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306bHEX\u30c0\u30f3\u30d7\u3057\u307e\u3059\u3002Arduino IDE\u3084Teraterm\u306a\u3069\u3067\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u672c\u30c7\u30d0\u30a4\u30b9\u306e\u753b\u9762\u4e0a\u306b\u306f\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a097582b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a097582b\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9263-300x169.webp\" alt=\"\" class=\"wp-image-8006\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9263-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9263-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9263-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9263-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9263.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30b5\u30d6\u30e1\u30cb\u30e5\u30fc\u306e\u300c\u672c\u4f53\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u300d\u3092\u9078\u629e\u3057\u3066\u3001\u8868\u793a\u3055\u305b\u305f\u3044\u30d5\u30a1\u30a4\u30eb\u307e\u305f\u306fNFC\u30ab\u30fc\u30c9\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br>\u79d8\u5bc6\u9375\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308bNFC\u30ab\u30fc\u30c9\u306e\u5834\u5408\u306f &#8220;\u6697\u53f7\u5316\u6e08&#8221; \u306e\u65b9\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u30d7\u30ed\u30c6\u30af\u30c8\u9818\u57df\u3082\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Web\u30b5\u30fc\u30d0\u30fc\u306eSSL\u8a3c\u660e\u66f8\u3092\u518d\u751f\u6210\u3057\u305f\u3044<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0975fa6&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0975fa6\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9266-300x169.webp\" alt=\"\" class=\"wp-image-8017\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9266-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9266-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9266-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9266-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9266.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u304b\u3089\u306e\u30ea\u30b9\u30c8\u30a2\u306b\u5931\u6557\u3057\u3066Web\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u306f\u3001\u518d\u751f\u6210\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306fWeb\u30a2\u30af\u30bb\u30b9\u306e\u307f\u306b\u4f7f\u7528\u3055\u308c\u308b\u3082\u306e\u306a\u306e\u3067\u3001\u518d\u751f\u6210\u3057\u3066\u30822\u6bb5\u968e\u8a8d\u8a3c\u306e\u30c7\u30fc\u30bf\u306b\u306f\u5f71\u97ff\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-8967bd64dfb567326c2b65bc6c01c6b2\" id=\"qa\">\u30c8\u30e9\u30d6\u30ebQ&amp;A<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"problems\">\u6642\u306b\u306f\u59a5\u5354\u3082\u5fc5\u8981\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u3082\u96fb\u6e90\u304c\u3059\u3050\u5207\u308c\u308b<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ed5\u69d8\u3067\u3059\u3002\u3082\u3046\u5c11\u3057\u30dc\u30bf\u30f3\u3092\u9577\u304f\u62bc\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u306b\u30ab\u30fc\u30bd\u30eb\u304c\u9006\u65b9\u5411\u306b\u52d5\u304f<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ed\u30fc\u30bf\u30ea\u30fc\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3092\u3086\u3063\u304f\u308a\u56de\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u306f\u51e6\u7406\u304c\u9045\u304f\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u6975\u7aef\u306b\u9045\u304f\u306a\u3063\u305f\u308a\u56de\u5fa9\u3057\u305f\u308a\u4e0d\u5b89\u5b9a\u306a\u52d5\u4f5c\u3092\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u3063\u3066\u3044\u308b\u3046\u3061\u306b\u753b\u9762\u304c\u30d0\u30b0\u3063\u305f<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u8d77\u52d5\u3057\u307e\u3057\u3087\u3046\u3002\u3069\u3053\u304b\u3067\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3057\u3066\u3044\u308b\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u64cd\u4f5c\u4e0d\u80fd\u3067\u96fb\u6e90\u304c\u5207\u308c\u306a\u3044<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dc\u30bf\u30f3\u309210\u79d2\u4ee5\u4e0a\u9577\u62bc\u3057\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u5f37\u5236\u96fb\u6e90\u30aa\u30d5\u6a5f\u80fd\u3092\u5165\u308c\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u304c\u6e29\u304b\u304f\u306a\u308b<\/h4>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0976bec&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0976bec\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9268-1024x768.webp\" alt=\"\" class=\"wp-image-8048\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9268-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9268-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9268-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9268-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9268.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"wp-block-paragraph\">\u901a\u96fb\u3057\u3066\u3044\u308b\u3068\u767a\u71b1\u3057\u3066\u3057\u307e\u3046\u3088\u3046\u3067\u3059\uff08\u4ed5\u69d8\uff1f\uff09\u3002\u305d\u3053\u3067\u4f7f\u7528\u6642\u306e\u307f\u96fb\u6e90\u3092\u4f9b\u7d66\u3059\u308b\u3088\u3046\u306b\u3001Grove\u30dd\u30fc\u30c8\u306e+5V\u306e\u9593\u306b\u30b9\u30a4\u30c3\u30c1\u3092\u4ed8\u3051\u307e\u3057\u305f\u3002<br>QR\u30b3\u30fc\u30c9\u3092\u30b9\u30ad\u30e3\u30f3\u3059\u308b\u3068\u304d\u3060\u3051\u96fb\u6e90\u3092\u5165\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4fee\u6b63\u3057\u3066\u518d\u66f8\u304d\u8fbc\u307f\u3057\u305f\u3089\u30c7\u30fc\u30bf\u306f\u6d88\u3048\u308b\uff1f<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u69cb\u6210\u3092\u5909\u3048\u306a\u3051\u308c\u3070\u3001FatFS\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u306f\u6b8b\u308b\u306f\u305a\u3067\u3059\u3002\u3057\u304b\u3057Arduino IDE\u304c\u52dd\u624b\u306b\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u69cb\u6210\u3092\u5909\u3048\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u3001\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u306b\u5931\u6557\u3059\u308b\u308f\u30c7\u30fc\u30bf\u306f\u6d88\u3048\u308b\u308f\u3068\u3044\u3046\u6563\u3005\u306a\u76ee\u306b\u5408\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u4e8b\u524d\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u5fd8\u308c\u306a\u304f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u96fb\u6e90\u3092\u30aa\u30d5\u306b\u3057\u3066\u3044\u308b\u306e\u306bUSB\u7d66\u96fb\u3060\u3068\u306a\u3093\u304b\u6e29\u304b\u3044<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u306e\u3068\u3053\u308d\u3001\u306a\u305c\u304b\u96fb\u6e90\u304c\u5207\u308c\u3066\u3044\u306a\u3044\u3088\u3046\u3067\u3059\u3002M5 DinMeter\u306f\u3061\u3087\u3063\u3068\u7279\u6b8a\u306a\u69cb\u9020\u306b\u306a\u3063\u3066\u3044\u3066\u3001\u96fb\u6e90\u6295\u5165\u76f4\u5f8c\u306bHOLD\u30d4\u30f3\uff08GPIO 46\uff09\u3092HIGH\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9006\u306b\u96fb\u6e90\u3092\u30aa\u30d5\u306b\u3059\u308b\u3068\u304d\u306fLOW\u306b\u3057\u307e\u3059\u3002\u3057\u304b\u3057USB\u304b\u3089\u7d66\u96fb\u3055\u308c\u3066\u3044\u308b\u3068\u30aa\u30d5\u306b\u306a\u308a\u307e\u305b\u3093\u3002<a href=\"https:\/\/docs.m5stack.com\/ja\/core\/M5DinMeter\" target=\"_blank\" rel=\"noreferrer noopener\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u898b\u308b\u3068\u300c\u96fb\u6e90\u30aa\u30d5: \u5916\u90e8USB\u96fb\u6e90\u4f9b\u7d66\u304c\u306a\u3044\u5834\u5408\u2026\u300d\u3068\u3044\u3046\u4f46\u3057\u66f8\u304d\u304c\u3042\u308a\u3001\u300cUSB\u96fb\u6e90\u4f9b\u7d66\u304c\u3042\u308b\u5834\u5408\u2026\u300d\u306b\u306f\u89e6\u308c\u3066\u3044\u306a\u3044\u70b9\u304c\u5f15\u3063\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066\u66f8\u304d\u8fbc\u3082\u3046\u3068\u3059\u308b\u3068\u9014\u4e2d\u3067\u6b62\u307e\u308b<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M5 DinMeter\u306e\u88cf\u5074\u306eStampS3\u306eG0\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u306a\u304c\u3089\u3001USB\u30b1\u30fc\u30d6\u30eb\u3092\u63a5\u7d9a\u3059\u308b\u304b\u3001\u30ea\u30bb\u30c3\u30c8\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u304b\u3089\u884c\u3046\u3068\u3046\u307e\u304f\u3044\u304d\u307e\u3059\u3002<a href=\"https:\/\/docs.m5stack.com\/ja\/core\/M5DinMeter\" target=\"_blank\" rel=\"noreferrer noopener\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u306e\u52d5\u753b\u3067\u89e3\u8aac\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2\u6bb5\u968e\u8a8d\u8a3c\u306e\u30b5\u30a4\u30c8\u306e\u540d\u524d\u3084\u30a2\u30ab\u30a6\u30f3\u30c8\u540d\u3092\u4fee\u6b63\u3057\u305f\u3044<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5909\u66f4\u3059\u308b\u6a5f\u80fd\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001otp-***.bin \u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u306f\u4ee5\u4e0b\u306e\u69cb\u9020\u4f53\u306e\u30c7\u30fc\u30bf\u5f62\u5f0f\u306e\u307e\u307e\u66f8\u304d\u8fbc\u307e\u308c\u3066\u308b\u306e\u3067\u3001<a href=\"https:\/\/forest.watch.impress.co.jp\/library\/software\/binaryeditbz\/\" target=\"_blank\" rel=\"noreferrer noopener\">Binary Editor BZ<\/a>\u306e\u3088\u3046\u306a\u30d0\u30a4\u30ca\u30ea\u30a8\u30c7\u30a3\u30bf\u3067\u8a72\u5f53\u7b87\u6240\u3092\u7de8\u96c6\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002secret\u306b\u3064\u3044\u3066\u306f\u6697\u53f7\u5316\u6e08\u307f\u306e\u30c7\u30fc\u30bf\u306a\u306e\u3067\u5909\u66f4\u4e0d\u53ef\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ TOTP URI\u306e\u30d1\u30fc\u30b9\u7d50\u679c\u3001FatFS\u4fdd\u5b58\u5f62\u5f0f\nstruct TotpParams {\n  uint8_t version = 1;\n  char    issuer[32] = {0};\n  char    account[32] = {0};\n  char    secret[64] = {0};\n  uint8_t algorithm = 1;\n  uint8_t digit = 6;\n  uint8_t period = 30;\n  byte    rfui[28] = {0};    \/\/ \u4e88\u7d04\n};<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">USB\u304b\u3089\u7d66\u96fb\u305b\u305a\u306b\u30b7\u30ea\u30a2\u30eb\u306e\u51fa\u529b\u3092\u898b\u308b\u306b\u306f\uff1f<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0977776&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0977776\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9269-300x169.webp\" alt=\"\" class=\"wp-image-8059\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9269-300x169.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9269-1024x576.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9269-768x432.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9269-1536x864.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9269.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u306e\u96fb\u5727\u306e\u30ed\u30b0\u3092\u53d6\u308a\u305f\u304b\u3063\u305f\u306e\u3067\u3001D+, D-, GND \u306e\u307f\u7d50\u7dda\u3057\u3066\u3001+5V\u3060\u3051\u5916\u3057\u305f\u30b1\u30fc\u30d6\u30eb\u3092\u4f5c\u3063\u3066PC\u306b\u63a5\u7d9a\u3057\u307e\u3057\u305f\u3002<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M5 DinMeter\u5358\u4f53\u3067\u52d5\u304b\u305b\u308b\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u3057\u3066\u307e\u305b\u3093\u304c\u3001\u79d8\u5bc6\u9375\u3092\u672c\u4f53\u306b\u4fdd\u5b58\u3059\u308b\u8a2d\u5b9a\u306b\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u5024\u3092false\u306b\u3057\u3066\u518d\u5ea6\u66f8\u304d\u8fbc\u3081\u3070\u3001\u672c\u4f53\u306e\u307f\u3067\u306e\u904b\u7528\u306f\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>#define USE_RFID       true \/\/ RFID\u30e6\u30cb\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\n#define USE_QRCODE     true \/\/ QR-CODE\u30e6\u30cb\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9055\u3046NFC\u30ab\u30fc\u30c9\u306e\u79d8\u5bc6\u9375\u8aad\u307e\u305b\u305f\u3089\u30a8\u30e9\u30fc\u3082\u51fa\u305a\u306b\u3044\u3051\u3061\u3083\u3063\u305f\u3093\u3060\u3051\u3069<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u3067\u3082\u305d\u308c\u3067\u51fa\u3066\u304f\u308b\u30ef\u30f3\u30bf\u30a4\u30e0\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u3067\u305f\u3089\u3081\u3067\u3059\u3002\u79d8\u5bc6\u9375\u304c\u6b63\u3057\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u4ed5\u7d44\u307f\u3092\u4f5c\u308a\u5fd8\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-d152f4427029e43eca28a5d47c4f8164\" id=\"misc\">\u305d\u306e\u307b\u304b\u306e\u8a71\u984c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">USB\u7d66\u96fb\u6642\u306b\u306a\u305c\u304b\u96fb\u6e90\u304c\u5207\u308c\u306a\u3044\u304b\u3089Deep Sleep\u3057\u3066\u307f\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u524d\u8ff0\u306e\u96fb\u6e90\u5207\u308c\u306a\u3044\u554f\u984c\u3092\u306a\u3093\u3068\u304b\u3059\u3079\u304f\u3001HOLD\u30d4\u30f3\u3092LOW\u306b\u3057\u3066\u3082\u96fb\u6e90\u304c\u5207\u308c\u306a\u304b\u3063\u305f\u5834\u5408\u306f\u3001ESP32-S3\u3092Deep Sleep\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u3002Deep Sleep\u306b\u5165\u3063\u305f\u3042\u3068\u3001\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068Deep Sleep\u304b\u3089\u5fa9\u5e30\u3057\u3066\u518d\u8d77\u52d5\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>\/\/ \u3010\u30e1\u30a4\u30f3\u3011\u96fb\u6e90\u30aa\u30d5\nbool funcPoweroff() {\n  \/\/ BLE\u5207\u65ad\n  bleKeyboard.end();  \/\/ \u5b9f\u969b\u306f\u4f55\u3082\u5b9f\u88c5\u3055\u308c\u3066\u306a\u3044\n\n  \/\/ HOLD\u30d4\u30f3\u3092LOW\u306b\u3057\u3066\u96fb\u6e90\u3092\u5207\u308b\uff08\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u306fDC-DC\u56de\u8def\u304c\u30aa\u30d5\u306b\u306a\u308b\uff09\n  DinMeter.Rtc.clearIRQ();\n  DinMeter.Rtc.disableIRQ();\n  DinMeter.Display.fillScreen(TFT_BLACK);\n  while (M5.BtnA.isPressed()) {\n    M5.update();\n    delay(100);\n  }\n  delay(200);\n  digitalWrite(POWER_HOLD_PIN, LOW);  \/\/ \u30b9\u30ea\u30fc\u30d7\u3059\u308b\u3002\u30dc\u30bf\u30f3A\u3067\u5fa9\u5e30\n  delay(1000);\n\n  \/\/ USB\u63a5\u7d9a\u6642\u306f\u96fb\u6e90\u304c\u5207\u308c\u306a\u3044\u306e\u3067deepsleep\u3059\u308b\n  DinMeter.Display.setBrightness(0);\n  while (!M5.BtnA.isPressed()) {\n    M5.update();\n    delay(100);\n  }\n  esp_sleep_enable_ext0_wakeup((gpio_num_t)GPIO_BTN_A, LOW);\n\n  \/\/ \u8d77\u304d\u305f\u3089\u518d\u8d77\u52d5\n  restart();  \/\/ \u518d\u8d77\u52d5\n  return true;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u304c\u6e29\u304b\u304f\u306a\u308b\u307b\u3069\u96fb\u6d41\u304c\u6d41\u308c\u3066\u3044\u308b\u306e\u304b\uff1f<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a097852e&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a097852e\" class=\"wp-block-image size-medium wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1-300x225.webp\" alt=\"\" class=\"wp-image-8052\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1-300x225.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1-1024x768.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1-768x576.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1-1536x1152.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_IMG_9187-1.webp 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u30de\u30eb\u30c1\u30e1\u30fc\u30bf\u30fc\u3067\u6e2c\u5b9a\u3057\u3066\u307f\u307e\u3057\u305f\u3002<br>QR\u30b3\u30fc\u30c9\u30e6\u30cb\u30c3\u30c8 : 118mA<br>RFID\u30ea\u30fc\u30c0\u30fc : 40mA<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3044\u305a\u308c\u3082\u30a2\u30a4\u30c9\u30eb\u6642\u306e\u96fb\u6d41\u5024\u3067\u3059\u3002\u7d50\u69cb\u98df\u3044\u307e\u3059\u306d\u3002\u7279\u306bQR\u30b3\u30fc\u30c9\u30e6\u30cb\u30c3\u30c8\u306e\u5024\u304c\u5927\u304d\u3044\u306e\u304c\u6c17\u306b\u306a\u308a\u307e\u3059\u3002\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u306fQR\u30b3\u30fc\u30c9\u30e6\u30cb\u30c3\u30c8\u306e\u96fb\u6e90\u30b9\u30a4\u30c3\u30c1\u3092\u30aa\u30f3\u306b\u3057\u3066\u3044\u308b\u3068\u9014\u4e2d\u3067\u30ea\u30bb\u30c3\u30c8\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3046\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<a href=\"https:\/\/docs.m5stack.com\/ja\/core\/M5DinMeter\" target=\"_blank\" rel=\"noreferrer noopener\">\u56de\u8def\u56f3<\/a>\u3092\u898b\u308b\u3068\u30d0\u30c3\u30c6\u30ea\u30fc(3.7V)\u304b\u30895V\u306b\u6607\u5727\u3057\u3066Grove\u30dd\u30fc\u30c8\u306b\u4f9b\u7d66\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002\u3053\u3046\u3086\u3046\u6d88\u8cbb\u96fb\u529b\u304c\u5927\u304d\u3044\u30c7\u30d0\u30a4\u30b9\u3060\u3068\u80fd\u529b\u4e0d\u8db3\u306b\u306a\u308b\u3093\u3067\u3057\u3087\u3046\u306d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d0\u30c3\u30c6\u30ea\u30fc\u6b8b\u91cf\u3001\u96fb\u5727\u306e\u8b0e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/docs.m5stack.com\/ja\/arduino\/m5unified\/power_class\" target=\"_blank\" rel=\"noreferrer noopener\">Power\u30af\u30e9\u30b9<\/a>\u306b\u306f\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u72b6\u614b\u3092\u53d6\u5f97\u3059\u308b\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002USB\u7d66\u96fb\u6642\u3068\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u6642\u3067\u3069\u306e\u3088\u3046\u306b\u5909\u308f\u308b\u304b\u30c6\u30b9\u30c8\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>getBatteryLevel()<\/td><td>\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u6b8b\u91cf(0-100)<\/td><\/tr><tr><td>getBatteryVoltage()<\/td><td>\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u96fb\u5727(mV)<\/td><\/tr><tr><td>getBatteryCurrent()<\/td><td>\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u96fb\u6d41<\/td><\/tr><tr><td>isCharging()<\/td><td>\u5145\u96fb\u4e2d\u304b\u5426\u304b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>  int32_t lv = DinMeter.Power.getBatteryLevel();\n  int16_t v = DinMeter.Power.getBatteryVoltage();\n  int32_t ic = DinMeter.Power.getBatteryCurrent();\n  int32_t crg = DinMeter.Power.isCharging();\n  int r = analogRead(10);\n  float v2 = (float)analogReadMilliVolts(10) * 2 \/ 1000;<\/code><\/pre><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u9805\u76ee<\/th><th>USB\u7d66\u96fb<br>QR\u30aa\u30d5<\/th><th>USB\u7d66\u96fb<br>QR\u30aa\u30f3<\/th><th>\u30d0\u30c3\u30c6\u30ea\u30fc<br>QR\u30aa\u30d5<\/th><th>\u30d0\u30c3\u30c6\u30ea\u30fc<br>QR\u30aa\u30f3<\/th><\/tr><\/thead><tbody><tr><td>getBatteryLevel()<\/td><td>3908<\/td><td>4516<\/td><td>3858<\/td><td>4674<\/td><\/tr><tr><td>getBatteryVoltage()<\/td><td>81<\/td><td>100<\/td><td>75<\/td><td>100<\/td><\/tr><tr><td>getBatteryCurrent()<\/td><td>0<\/td><td>0<\/td><td>0<\/td><td>0<\/td><\/tr><tr><td>isCharging()<\/td><td>2<\/td><td>2<\/td><td>2<\/td><td>2<\/td><\/tr><tr><td>r<\/td><td>2263<\/td><td>2748<\/td><td>2329<\/td><td>2889<\/td><\/tr><tr><td>v2<\/td><td>3.93<\/td><td>4.54<\/td><td>3.88<\/td><td>4.67<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u7d50\u679c\u3092\u898b\u3066\u91c8\u7136\u3068\u3057\u306a\u3044\u70b9\u304c\u3042\u308a\u307e\u3059\u3002getBatteryLevel()\u306f mV \u3067\u306e\u96fb\u5727\u3067\u3001\u8a08\u7b97\u5024v2\u306e\u96fb\u5727(V)\u3068\u307b\u307c\u540c\u3058\u306a\u306e\u3067\u3059\u304c\u3001QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u304c\u30aa\u30f3\u306e\u3068\u304d\u3068\u30aa\u30d5\u306e\u3068\u304d\u3067\u5927\u304d\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u96fb\u5727\u5024\u306f<a href=\"https:\/\/docs.m5stack.com\/ja\/core\/M5DinMeter\" target=\"_blank\" rel=\"noreferrer noopener\">\u56de\u8def\u56f3<\/a>\u3092\u898b\u308b\u3068\u3001VBAT_IN\u3068GND\u9593\u306b1M\u03a9\u30681M\u03a9\u306e\u62b5\u6297\u3067\u5206\u5727\u3057\u305fBATADC\u30d4\u30f3\u304c\u3042\u308a\u3001\u305d\u308c\u304cGPIO 10\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u3069\u3046\u3057\u3066QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u3092\u30aa\u30f3\u306b\u3059\u308b\u3068\u4e0a\u304c\u3063\u3066\u3057\u307e\u3046\u306e\u304b\u3001\u3088\u304f\u308f\u304b\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c6\u30b9\u30bf\u30fc\u3067\u76f4\u63a5\u30d0\u30c3\u30c6\u30ea\u30fc\u7aef\u5b50\u306e\u96fb\u5727\u3092\u6e2c\u3063\u3066\u307f\u305f\u3068\u3053\u308d\u3001QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30ca\u30fc\u304c\u30aa\u30d5\u306e\u3068\u304d\u306f3.8V\u3001\u30aa\u30f3\u306e\u3068\u304d\u306f3.7V\u304f\u3089\u3044\u3067\u3057\u305f\u3002\u305d\u3082\u305d\u30823.7V\u306e\u30d0\u30c3\u30c6\u30ea\u30fc\u3067\u51fa\u529b\u96fb\u5727\u304c4.6V\u3068\u304b\u304a\u304b\u3057\u3044\u3067\u3059\u304b\u3089\u3001\u6e2c\u5b9a\u5024\u304c\u9593\u9055\u3063\u3066\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">getBatteryCurrent()\u306e\u5024\u304c0\u306a\u306e\u306f\u3001\u5143\u3005\u96fb\u6d41\u6e2c\u5b9a\u306e\u6a5f\u80fd\u304c\u4ed8\u3044\u3066\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u3002isCharging()\u304c2\u3092\u8fd4\u3057\u3066\u3044\u308b\u306e\u306f\u975e\u5bfe\u5fdc\u3060\u304b\u3089\u306e\u3088\u3046\u3067\u3059\u304c\u3001\u3053\u308c\u304c\u306a\u3044\u3068USB\u7d66\u96fb\u4e2d\u304b\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u4e2d\u304b\u308f\u304b\u3089\u306a\u304f\u3066\u3061\u3087\u3063\u3068\u56f0\u308a\u307e\u3059\u3002M5 DinMeter\u306f\u3061\u3087\u3063\u3068\u30af\u30bb\u304c\u5f37\u3044\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">NFC\u30ab\u30fc\u30c9\u306e\u8aad\u307f\u66f8\u304d\u306b\u8208\u5473\u304c\u3042\u308b\uff01<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u2193\u304c\u3093\u3070\u3063\u3066\u4f5c\u3063\u305f\u306e\u3067\u3088\u308d\u3057\u3051\u308c\u3070\u305c\u3072\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NFC\u30ab\u30fc\u30c9\u3092\u7c21\u5358\u306b\u8aad\u307f\u66f8\u304d\u3059\u308b\u305f\u3081\u306e\u30e9\u30a4\u30d6\u30e9\u30ea<br><a href=\"https:\/\/github.com\/kaz-mac\/NfcEasyWriter\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/kaz-mac\/NfcEasyWriter<\/a><\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-white-color has-vivid-cyan-blue-background-color has-text-color has-background has-link-color wp-elements-4f6f4a0145291f9d23b3ec2f02d8df27\" id=\"last\">\u6700\u5f8c\u306b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c17\u3065\u3051\u3070Arduino\u3067\u4f5c\u308b\u306b\u306f\u3042\u307e\u308a\u306b\u5de8\u5927\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002\u30d5\u30a9\u30f3\u30c8\u30c7\u30fc\u30bf\u304c\u5927\u304d\u3044\u3068\u306f\u3044\u3048\u3001\u30a2\u30d7\u30ea\u306e\u30b5\u30a4\u30ba\u306f2.3MB\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u82e6\u52b4\u3057\u3066\u6642\u9593\u3092\u304b\u3051\u3066\u4f5c\u3063\u305f\u3082\u306e\u3067\u3059\u304c\u3001\u305f\u3076\u3093\u79c1\u306f\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u3046\u3053\u3068\u306f\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u305d\u308c\u306f\u4f5c\u308b\u3053\u3068\u304c\u76ee\u7684\u3067\u3001\u4f7f\u3046\u3053\u3068\u304c\u76ee\u7684\u3067\u306f\u306a\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u3063\u3066\u308b\u306e\u304c\u697d\u3057\u3044\u3002\u7279\u306bNFC\u306e\u4ed5\u69d8\u3092\u8abf\u3079\u3066\u3044\u308b\u3068\u304d\u304c\u4e00\u756a\u9762\u767d\u304b\u3063\u305f\u3067\u3059\u306d\u3002\u5b9f\u751f\u6d3b\u3067NFC\u304c\u4f7f\u308f\u308c\u308b\u5834\u9762\u3068\u3044\u3046\u3068\u3001\u7269\u3092\u8b58\u5225\u3057\u305f\u308a\u3001\u5165\u9000\u5ba4\u306e\u8a8d\u8a3c\u3092\u3057\u305f\u308a\u30013D\u30d7\u30ea\u30f3\u30bf\u30fc\u306e\u30d5\u30a3\u30e9\u30e1\u30f3\u30c8\u306e\u60c5\u5831\u3092\u53d6\u5f97\u3057\u305f\u308a\u3001\u69d8\u3005\u306a\u5834\u6240\u3067\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7269\u306e\u8a8d\u8b58\u3060\u3051\u306a\u3089UID\u3068\u3044\u3046\u3001\u5de5\u5834\u51fa\u8377\u6642\u306b\u66f8\u304d\u8fbc\u307e\u308c\u3066\u3044\u308b\u4e00\u610f\u306a\u60c5\u5831\u3092\u8aad\u307f\u53d6\u308b\u3060\u3051\u3067\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u306a\u3089\u30c7\u30fc\u30bf\u9818\u57df\u3092\u8aad\u307f\u8fbc\u3080\u3060\u3051\u3067\u3059\u3002\u3057\u304b\u3057\u6539\u7ac4\u3055\u308c\u3066\u56f0\u308b\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3067\u306f\u66f8\u304d\u8fbc\u307f\u304c\u3067\u304d\u306a\u3044\u3046\u3088\u3046\u306b\u3057\u305f\u308a\u3001\u8aad\u307f\u8fbc\u307f\u3082\u30d7\u30ed\u30c6\u30af\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3067\u3066\u304d\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u30d7\u30ed\u30c6\u30af\u30c8\u6a5f\u80fd\u3092\u6301\u3064\u88fd\u54c1\u3092\u4f7f\u7528\u3059\u308c\u3070\u30c7\u30fc\u30bf\u306e\u4fdd\u8b77\u3082\u53ef\u80fd\u3067\u3059\u3002\u3069\u3046\u3084\u3063\u305f\u3089\u30d7\u30ed\u30c6\u30af\u30c8\u304c\u3067\u304d\u308b\u306e\u304b?? \u3081\u3061\u3083\u304f\u3061\u3083\u30ef\u30af\u30ef\u30af\u3057\u307e\u3059\u306d\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MIFARE Classic 1K\u306e\u30d7\u30ed\u30c6\u30af\u30c8\u306b\u3064\u3044\u3066\u306f <a href=\"https:\/\/logikara.blog\/rfid\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u3053\u3061\u3089\u306e\u30d6\u30ed\u30b0<\/a> \u306e\u89e3\u8aac\u304c\u3068\u3066\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u3001<a href=\"https:\/\/github.com\/kkloesener\/MFRC522_I2C\" target=\"_blank\" rel=\"noreferrer noopener\">MFRC522_I2C<\/a>\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3082\u30a2\u30af\u30bb\u30b9\u30d3\u30c3\u30c8\u3092\u8a08\u7b97\u3059\u308b\u95a2\u6570\u304c\u3042\u308b\u306e\u3067\u3001\u3053\u308c\u3092\u5229\u7528\u3059\u308c\u3070\u7c21\u5358\u306b\u30d7\u30ed\u30c6\u30af\u30c8\u304c\u304b\u3051\u3089\u308c\u307e\u3059\u3002\u3068\u3053\u308d\u304cNTAG 21x\uff08MIFARE Ultralight\uff09\u306e\u30d7\u30ed\u30c6\u30af\u30c8\u306b\u306f\u975e\u5bfe\u5fdc\u3067\u3001\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u4ed6\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u3042\u307e\u308a\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u7121\u3044\u306a\u3089\u4f5c\u308b\u3057\u304b\u306a\u3044\u306a\u3001\u3068\u3044\u3046\u3053\u3068\u3067<a href=\"https:\/\/www.nxp.jp\/products\/NTAG213_215_216\" target=\"_blank\" rel=\"noreferrer noopener\">\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8<\/a>\u3092\u53c2\u8003\u306b\u81ea\u5206\u3067 <a href=\"https:\/\/github.com\/kaz-mac\/NfcEasyWriter\" target=\"_blank\" rel=\"noreferrer noopener\">NfcEasyWriter<\/a> \u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f5c\u308a\u307e\u3057\u305f\u3002\u8a8d\u8a3c\u3059\u308b\u4ed5\u7d44\u307f\u81ea\u4f53\u306f\u305f\u3044\u3057\u305f\u3053\u3068\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u8a2d\u5b9a\u7528\u306e\u30c7\u30fc\u30bf\u306e\u69cb\u6210\u304c\u307e\u305f\u8208\u5473\u6df1\u304f\u3067\u30ef\u30af\u30ef\u30af\u304c\u6b62\u307e\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u7b11<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a097935d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a097935d\" class=\"wp-block-image size-large is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"444\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_memory-ultraligt-1024x444.webp\" alt=\"\" class=\"wp-image-8069\" style=\"width:640px\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_memory-ultraligt-1024x444.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_memory-ultraligt-300x130.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_memory-ultraligt-768x333.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_memory-ultraligt-1536x665.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_memory-ultraligt.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306fNTAG21x\u306e\u30e1\u30e2\u30ea\u69cb\u9020\u3067\u30011\u30da\u30fc\u30b8\u304c4\u30d0\u30a4\u30c8\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u3066\u3001NTAG213\u306a\u308944\u30da\u30fc\u30b8\u307e\u3067\u5b58\u5728\u3057\u307e\u3059\u30024\uff5e39\u30da\u30fc\u30b8\u304c\u81ea\u7531\u306b\u66f8\u304d\u8fbc\u3081\u308b\u30e6\u30fc\u30b6\u30fc\u9818\u57df\u3067\u3059\u3002\u8a2d\u5b9a\u7528\u306e\u9818\u57df\u304c41\u306842\u30da\u30fc\u30b8\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u304c43\u30da\u30fc\u30b8\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8a2d\u5b9a\u7528\u306e\u9818\u57df\u306f\u3055\u3089\u306b\u7d30\u304b\u304f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5206\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69f45a0979882&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69f45a0979882\" class=\"wp-block-image size-large is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"468\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5antagcfg-1024x468.webp\" alt=\"\" class=\"wp-image-8071\" style=\"width:640px\" srcset=\"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5antagcfg-1024x468.webp 1024w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5antagcfg-300x137.webp 300w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5antagcfg-768x351.webp 768w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5antagcfg-1536x703.webp 1536w, https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_m5antagcfg.webp 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">AUTH0 \u306f8\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3067\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u304c\u5fc5\u8981\u306a\u30da\u30fc\u30b8\u306e\u5148\u982d\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u30700x04\u3068\u6307\u5b9a\u3059\u308c\u30704\u30da\u30fc\u30b8\u4ee5\u964d\u306e\u5168\u3066\u306e\u30da\u30fc\u30b8\u304c\u8981\u8a8d\u8a3c\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u969b\u306b\u4f7f\u7528\u3059\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u304cPWD\u3068PACK\u3067\u3059\u3002PWD\u306f4\u30d0\u30a4\u30c8\uff0832\u30d3\u30c3\u30c8\uff09\u3042\u308a\u3001\u8a8d\u8a3c\u3059\u308b\u969b\u306b\u9001\u4fe1\u3059\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u306a\u308a\u307e\u3059\u3002PACK\u306f2\u30d0\u30a4\u30c8\uff0816\u30d3\u30c3\u30c8\uff09\u3067\u3001\u8a8d\u8a3c\u304c\u6210\u529f\u3057\u305f\u969b\u306b\u623b\u3063\u3066\u304f\u308b\u5024\u3067\u3001PACK\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u672c\u5f53\u306b\u8a8d\u8a3c\u304c\u6210\u529f\u3057\u305f\u304b\u78ba\u304b\u3081\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002PWD\u3068PACK\u306f\u66f8\u304d\u8fbc\u307f\u5c02\u7528\u306e\u30c7\u30fc\u30bf\u9818\u57df\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u306e\u90e8\u5206\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u3093\u3067\u3082\u30c7\u30fc\u30bf\u306f\u5168\u3066 00 \u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PROT \u306f1\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3067\u30011\u306b\u3059\u308b\u3068\u66f8\u304d\u8fbc\u307f\u304c\u5236\u9650\u3055\u308c\u307e\u3059\u3002\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u3092\u884c\u3048\u3070\u66f8\u304d\u8fbc\u307f\u304c\u3067\u304d\u3001\u8aad\u307f\u8fbc\u307f\u3060\u3051\u306a\u3089\u8a8d\u8a3c\u306a\u3057\u3067\u53ef\u80fd\u3067\u3059\u3002\u3053\u306e\u8fba\u304cMIFARE Classic\u3068\u5927\u304d\u304f\u9055\u3044\u307e\u3059\u3002CFGLCK \u306f\u8a2d\u5b9a\u3092\u5909\u66f4\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e1\u56de\u304d\u308a\u306e\u8a2d\u5b9a\u3067\u30011\u306b\u3059\u308b\u3068\u3082\u3046\u5143\u306b\u306f\u623b\u305b\u307e\u305b\u3093\u3002\u305f\u3060\u3057PWD\u3068PACK\u306f\u5909\u66f4\u3067\u304d\u308b\u305d\u3046\u3067\u3059\u3002\u8a2d\u5b9a\u306f\u5909\u66f4\u3055\u308c\u305f\u304f\u306a\u3044\u3051\u3069\u30d1\u30b9\u30ef\u30fc\u30c9\u306f\u5909\u66f4\u3057\u3066\u3044\u3044\u3001\u3068\u3044\u3046\u30cb\u30fc\u30ba\u304c\u3069\u308c\u304f\u3089\u3044\u3042\u308b\u306e\u304b\u3061\u3087\u3063\u3068\u8b0e\u3067\u3059\u304c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\u306b\u9762\u767d\u3044\u306e\u304c AUTHLIM \u3067\u3059\u3002AUTHLIM \u306f3\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u3067\u3001\u8a8d\u8a3c\u5931\u6557\u3092\u8a31\u5bb9\u3059\u308b\u56de\u6570\u3067\u3059\u3002\u3053\u308c\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u3007\u56de\u9593\u9055\u3048\u305f\u3089\u4e8c\u5ea6\u3068\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u81ea\u7206\u6a5f\u80fd\u304c\u4f5c\u308c\u308b\u3093\u3067\u3059\u3002\u8a66\u3057\u306b\u3069\u3093\u306a\u98a8\u306b\u52d5\u4f5c\u3059\u308b\u306e\u304b\u5b9f\u9a13\u3057\u3066\u307f\u307e\u3057\u305f\u3002\u8a2d\u5b9a\u3067\u304d\u308b\u5024\u306f 0\uff5e7 \u30670\u3060\u3068\u7121\u5236\u9650\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-cpp\" data-lang=\"C++\"><code>void developAuthfailLimit() {\n  if (! nfc.isUltralight()) return;\n  ULConfig ulconf;\n  const byte failLimit = 7;  \/\/ 0 or 1-7\n  bool res;\n  if (nfc.readConfigDataUL(&ulconf)) {\n    ulconf.ACCESS = (ulconf.ACCESS & ~0x07) | (failLimit & 0x07);   \/\/ AUTHLIM\n    res = nfc.writeConfigDataUL(&ulconf);   \/\/ \u4e00\u65e6AUTHLIM\u306e\u307f\u5909\u66f4\n    if (res) {  \/\/ \u30e2\u30fc\u30c9\u5909\u66f4\uff08\u30d1\u30b9\u30ef\u30fc\u30c9\u3001\u30da\u30fc\u30b8\u5236\u9650\uff09\n      res = nfc.writeProtect(PRT_PASSWD_RW, &passwdGood, 16, 0, PRT_NOPASS_RW);\n    }\n    nfc.setAuthKey(&passwdGood);    \/\/ \u6b63\u3057\u3044\u30d1\u30b9\u30ef\u30fc\u30c9\n    ULConfigEx ulconfex;\n    showConfigInfo(&ulconfex, true);\n  }\n  res = nfc.unauthUL();\n  return;\n}<\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">AUTHLIM\u30927\u306b\u3057\u3066\u308f\u3056\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u8a8d\u8a3c\u3092\u5931\u6557\u3055\u305b\u3066\u307f\u305f\u3068\u3053\u308d\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u52d5\u4f5c\u3092\u3059\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<br>\u30fb\u8a2d\u5b9a\u3057\u305f\u56de\u6570\u3092\u8d85\u3048\u308b\u3068\u30ed\u30c3\u30af\u3055\u308c\u3001\u4ee5\u964d\u306e\u8a8d\u8a3c\u306f\u5168\u3066\u5931\u6557\u3059\u308b<br>\u30fb\u30ed\u30c3\u30af\u3055\u308c\u3066\u3082\u4fdd\u8b77\u30a8\u30ea\u30a2(AUTH0)\u3088\u308a\u524d\u306e\u30da\u30fc\u30b8\u306f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b<br>\u30fb\u5931\u6557\u306f\u7d2f\u8a087\u56de\u3067\u306f\u306a\u304f\u3001\u9023\u7d9a7\u56de\u3067\u767a\u52d5\u30026\u56de\u5931\u6557\u5f8c\u306b\u6210\u529f\u3059\u308c\u3070\u554f\u984c\u306a\u3044\u3002<br>\u30fb\u4fdd\u8b77\u30a8\u30ea\u30a2\u306b\u975e\u8a8d\u8a3c\u72b6\u614b\u3067\u30a2\u30af\u30bb\u30b9\uff08=\u30a8\u30e9\u30fc\u306b\u306a\u308b\uff09\u3057\u3066\u3082\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u306a\u3044<br>\u3078\u3047\u3047\u3001\u9762\u767d\u30fc\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u304a\u3063\u3068\u3001\u6700\u5f8c\u306b\u3068\u8a00\u3044\u306a\u304c\u3089\u8131\u7dda\u3057\u3061\u3083\u3044\u307e\u3057\u305f\u306d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eca\u56de\u3044\u308d\u3044\u308d\u8abf\u3079\u305f\u3053\u3068\u3067\u3001NFC\u306e\u4ed5\u7d44\u307f\u3084TOTP\u306e\u4ed5\u7d44\u307f\u3001\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u3084Web\u30b5\u30fc\u30d0\u30fc\u306ehttps\u5316\u306a\u3069\u3001\u3044\u308d\u3044\u308d\u306a\u65b9\u6cd5\u3092\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u6b21\u56de\u3082\u4f5c\u3063\u3066\u7d42\u308f\u308a\u306e\u4f55\u304b\u3092\u4f5c\u3063\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-right has-small-font-size wp-block-paragraph\"><a href=\"#index\">\u76ee\u6b21\u3078\u25b2<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M5Stack\u306eM5 DinMeter\u3092\u4f7f\u3063\u30662\u6bb5\u968e\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f\uff01\u30b5\u30a4\u30c8\u306b\u30ed\u2026<\/p>\n","protected":false},"author":1,"featured_media":7901,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[83,128,130],"class_list":{"0":"post-7900","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-other-topic","8":"tag-3d","9":"tag-m5stack","10":"tag-arduino","11":"three-column","12":"ar-three-column","13":"au-three-column"},"jetpack_featured_media_url":"https:\/\/akibabara.com\/blog\/wp-content\/uploads\/2025\/04\/xn_xn_IMG_9199.webp","jetpack_shortlink":"https:\/\/wp.me\/pavCgQ-23q","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/posts\/7900","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/comments?post=7900"}],"version-history":[{"count":105,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/posts\/7900\/revisions"}],"predecessor-version":[{"id":8083,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/posts\/7900\/revisions\/8083"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/media\/7901"}],"wp:attachment":[{"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/media?parent=7900"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/categories?post=7900"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/akibabara.com\/blog\/wp-json\/wp\/v2\/tags?post=7900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}