{"id":393,"date":"2016-06-11T15:40:12","date_gmt":"2016-06-11T06:40:12","guid":{"rendered":"http:\/\/voltechno.com\/blog\/?p=393"},"modified":"2025-08-17T21:17:19","modified_gmt":"2025-08-17T12:17:19","slug":"keypad_shield_keypad","status":"publish","type":"post","link":"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/","title":{"rendered":"\u3010Arduino\u3011LCD\u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9\u306e\u30dc\u30bf\u30f3\u5165\u529b\u3092\u4f7f\u3046\uff01"},"content":{"rendered":"\n<p>\u524d\u56de\u306fLCD\u306e\u8868\u793a\u3092\u884c\u3044\u307e\u3057\u305f\u304c\uff08<a href=\"https:\/\/voltechno.com\/blog\/keypad_shield_lcd\/\">\u2192Arduino LCD KeyPad Shield\u3092\u4f7f\u3046(LCD\u7de8)<\/a>\uff09\u3001\u4eca\u56de\u306fKeyPad\u90e8\u5206\u3092\u52d5\u4f5c\u3055\u305b\u3066\u307f\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"590\" height=\"392\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-590x392.jpg\" alt=\"IMG_6072\" class=\"wp-image-419\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-590x392.jpg 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-450x299.jpg 450w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-272x182.jpg 272w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-768x511.jpg 768w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-300x200.jpg 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-1024x681.jpg 1024w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-350x232.jpg 350w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072-233x155.jpg 233w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6072.jpg 728w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/a><\/figure><\/div>\n\n\n<p>\u3053\u306e\u30ad\u30fc\u30d1\u30c3\u30c9\u90e8\u3092\u4f7f\u3046\u3068\u304d\u306e\u30ad\u30fc\u30dd\u30a4\u30f3\u30c8\u3092\u4e0b\u8a18\u306b\u8a18\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ad\u30fc\u30d1\u30c3\u30c9\u5165\u529b\u306f\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u3092\u4f7f\u7528\uff08AnalogRead\u95a2\u6570\u3092\u4f7f\u3063\u3066\u30ad\u30fc\u3092\u5224\u5225\uff09<\/li>\n\n\n\n<li>\u5206\u5727\u56de\u8def\u3092\u4f7f\u3063\u3066\uff11\u3064\u306e\u30d4\u30f3\u3067\u8907\u6570\u306e\u30dc\u30bf\u30f3\u5165\u529b\u306b\u5bfe\u5fdc<\/li>\n\n\n\n<li>\u540c\u6642\u62bc\u3057\u306b\u306f\u672a\u5bfe\u5fdc<\/li>\n<\/ul>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69e7768c19b67\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69e7768c19b67\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E5%9B%9E%E8%B7%AF%E5%9B%B3%E3%81%AE%E7%A2%BA%E8%AA%8D\" >\u56de\u8def\u56f3\u306e\u78ba\u8a8d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E5%88%86%E5%9C%A7%E5%9B%9E%E8%B7%AF%E3%81%AB%E3%82%88%E3%82%8B%E3%82%B9%E3%82%A4%E3%83%83%E3%83%81%E5%88%A4%E5%88%A5\" >\u5206\u5727\u56de\u8def\u306b\u3088\u308b\u30b9\u30a4\u30c3\u30c1\u5224\u5225<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E5%88%86%E5%9C%A7%E5%9B%9E%E8%B7%AF%E3%81%A8%E3%81%AF%EF%BC%9F\" >\u5206\u5727\u56de\u8def\u3068\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#KeyPad%E3%82%B7%E3%83%BC%E3%83%AB%E3%83%89%E3%81%AE%E5%88%86%E5%9C%A7%E5%9B%9E%E8%B7%AF%E3%81%AE%E5%8B%95%E4%BD%9C%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%97%E3%81%A6%E3%81%BF%E3%82%8B\" >KeyPad\u30b7\u30fc\u30eb\u30c9\u306e\u5206\u5727\u56de\u8def\u306e\u52d5\u4f5c\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#KeyPad%E9%83%A8%E3%81%AE%E9%9B%BB%E5%9C%A7%E5%80%A4%E3%81%BE%E3%81%A8%E3%82%81\" >KeyPad\u90e8\u306e\u96fb\u5727\u5024\u307e\u3068\u3081<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81%E3%82%92%E6%9B%B8%E3%81%8F%E3%80%82\" >\u30b9\u30b1\u30c3\u30c1\u3092\u66f8\u304f\u3002<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#analogRead%E9%96%A2%E6%95%B0\" >analogRead\u95a2\u6570<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#if%E3%81%A8%E6%9D%A1%E4%BB%B6%E5%88%86%E5%B2%90%E3%81%A7%E3%82%B9%E3%82%A4%E3%83%83%E3%83%81%E3%82%92%E5%88%A4%E5%AE%9A\" >if\u3068\u6761\u4ef6\u5206\u5c90\u3067\u30b9\u30a4\u30c3\u30c1\u3092\u5224\u5b9a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81\" >\u30b5\u30f3\u30d7\u30eb\u30b9\u30b1\u30c3\u30c1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81%E3%81%AE%E5%8B%95%E4%BD%9C\" >\u30b9\u30b1\u30c3\u30c1\u306e\u52d5\u4f5c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/voltechno.com\/blog\/keypad_shield_keypad\/#%E4%BB%8A%E5%9B%9E%E3%81%AE%E4%BD%9C%E6%A5%AD%E7%92%B0%E5%A2%83\" >\u4eca\u56de\u306e\u4f5c\u696d\u74b0\u5883<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%9B%9E%E8%B7%AF%E5%9B%B3%E3%81%AE%E7%A2%BA%E8%AA%8D\"><\/span>\u56de\u8def\u56f3\u306e\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\uff08\u524d\u56de\uff09<a href=\"https:\/\/voltechno.com\/blog\/keypad_shield_lcd\/\">\u2192Arduino LCD KeyPad Shield\u3092\u4f7f\u3046(LCD\u7de8)<\/a><\/p>\n\n\n\n<p>\u4eca\u56de\u306f\u30dc\u30bf\u30f3\u90e8\u5206\u3060\u3051\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_lcd.png\"><img decoding=\"async\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_lcd-500x394.png\" alt=\"spread_lcd\" class=\"wp-image-492\"\/><\/a><\/figure><\/div>\n\n\n<p>\u30ad\u30fc\u30d1\u30c3\u30c9\u306f\u30c7\u30b8\u30bf\u30eb\u30d4\u30f3\u306b\u7e4b\u304c\u3063\u3066\u3044\u308b\u3082\u306e\u3068\u4e88\u60f3\u3057\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u3069\u3046\u3084\u3089<strong><span style=\"color: #3366ff;\">\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u3067\u96fb\u5727\u306e\u5909\u5316\u3092\u8aad\u307f\u8fbc\u3093\u3067\u5224\u5225\u3059\u308b\u65b9\u5f0f<\/span><\/strong>\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%88%86%E5%9C%A7%E5%9B%9E%E8%B7%AF%E3%81%AB%E3%82%88%E3%82%8B%E3%82%B9%E3%82%A4%E3%83%83%E3%83%81%E5%88%A4%E5%88%A5\"><\/span>\u5206\u5727\u56de\u8def\u306b\u3088\u308b\u30b9\u30a4\u30c3\u30c1\u5224\u5225<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30a2\u30ca\u30ed\u30b0\u5165\u529b\u3067\u30b9\u30a4\u30c3\u30c1\u5224\u5225\u3092\u884c\u3048\u3070\u4e00\u3064\u306e\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u3067\u591a\u6570\u306e\u30b9\u30a4\u30c3\u30c1\u5224\u5225\u304c\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u4eca\u56de\u4f7f\u3046\u30ad\u30fc\u30d0\u30c3\u30c9\u306b\u306f\uff15\u3064\u306e\u30b9\u30a4\u30c3\u30c1\u304c\u4ed8\u3044\u3066\u3044\u307e\u3059\u304c\u3001\u5165\u529b\u306b\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u3092\u4f7f\u3046\u3053\u3068\u3067\uff11\u3064\u306e\u30d4\u30f3\u3092\u4f7f\u3046\u3060\u3051\u3067\u6e08\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305a\u3001\u30b9\u30b1\u30c3\u30c1\u3092\u66f8\u304d\u59cb\u3081\u308b\u524d\u306b\u5206\u5727\u56de\u8def\u306b\u3088\u308b\u30b9\u30a4\u30c3\u30c1\u306e\u5224\u5225\u306e\u4ed5\u7d44\u307f\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%88%86%E5%9C%A7%E5%9B%9E%E8%B7%AF%E3%81%A8%E3%81%AF%EF%BC%9F\"><\/span>\u5206\u5727\u56de\u8def\u3068\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5206\u5727\u56de\u8def\u306f\u76ee\u7684\u306e\u96fb\u5727\u3092\u4f5c\u308a\u305f\u3044\u3068\u304d\u306b\u4f7f\u7528\u3059\u308b\u56de\u8def\u3067\u3059\u3002\u62b5\u6297\u3092\u6570\u672c\u4f7f\u3046\u3060\u3051\u3067\u76ee\u7684\u306e\u96fb\u5727\u3092\u5f97\u3089\u308c\u308b\u305f\u3081\u69d8\u3005\u306a\u3068\u3053\u308d\u3067\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u756a\u7c21\u5358\u306a\u3082\u306e\u306f\u62b5\u6297\u3092\uff12\u672c\u4f7f\u3063\u305f\u5206\u5727\u56de\u8def\u3067\u3059\u3002\u3053\u306e\u56de\u8def\u3067\u306f\u62b5\u6297\u306e\u5206\u5727\u5247\u3092\u4f7f\u3046\u3053\u3068\u3067\u5fc5\u8981\u306a\u62b5\u6297\u5024\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/formula.png\"><img loading=\"lazy\" decoding=\"async\" width=\"292\" height=\"102\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/formula.png\" alt=\"formula\" class=\"wp-image-490\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/formula.png 292w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/formula-233x81.png 233w\" sizes=\"auto, (max-width: 292px) 100vw, 292px\" \/><\/a><\/figure><\/div>\n\n\n<p>VCC\u306b5V\u30fbR1\u3068R2\u306b\u540c\u3058\u62b5\u6297\u3092\u4f7f\u3046\u3068\u3001VCC\u306e\u4e01\u5ea6\u534a\u5206\u306e2.5V\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"582\" height=\"387\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1.png\" alt=\"spread\" class=\"wp-image-488\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1.png 582w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1-450x299.png 450w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1-272x182.png 272w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1-300x200.png 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1-350x232.png 350w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread-1-233x155.png 233w\" sizes=\"auto, (max-width: 582px) 100vw, 582px\" \/><\/a><figcaption class=\"wp-element-caption\">\u7c21\u5358\u306a\u5206\u5727\u56de\u8def\u3002\u3053\u306e\u56de\u8def\u3067\u306fV OUT\u7aef\u5b50\u304b\u30892.5V\u3092\u5f97\u3089\u308c\u308b\u3002<\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"KeyPad%E3%82%B7%E3%83%BC%E3%83%AB%E3%83%89%E3%81%AE%E5%88%86%E5%9C%A7%E5%9B%9E%E8%B7%AF%E3%81%AE%E5%8B%95%E4%BD%9C%E3%82%92%E7%A2%BA%E8%AA%8D%E3%81%97%E3%81%A6%E3%81%BF%E3%82%8B\"><\/span>KeyPad\u30b7\u30fc\u30eb\u30c9\u306e\u5206\u5727\u56de\u8def\u306e\u52d5\u4f5c\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">RIGHT\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u305f\u3068\u304d<\/h4>\n\n\n\n<p>RIGHT\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u308b\u3068\u56de\u8def\u306e\u72b6\u614b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u72b6\u614b\u3067\u306f\u5206\u5727\u56de\u8def\u306f\u6a5f\u80fd\u305b\u305a\u3001<span style=\"color: #3366ff;\"><strong>GND\u3068V OUT\u306f\u77ed\u7d61\u72b6\u614b\u3068\u306a\u308b\u305f\u30810V<\/strong><\/span>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3.png\"><img loading=\"lazy\" decoding=\"async\" width=\"590\" height=\"363\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-590x363.png\" alt=\"spread_right3\" class=\"wp-image-494\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-590x363.png 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-250x154.png 250w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-500x308.png 500w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-450x277.png 450w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-300x185.png 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-350x216.png 350w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3-233x144.png 233w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_right3.png 763w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/a><figcaption class=\"wp-element-caption\">RIGHT\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u308b\u3068GND\u3068\u77ed\u7d61\u3057\u3066V OUT\u304c\u5f97\u3089\u308c\u308b\u96fb\u5727\u306f0V\u3068\u306a\u308b\u3002<\/figcaption><\/figure><\/div>\n\n\n<h4 class=\"wp-block-heading\">UP\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u305f\u3068\u304d<\/h4>\n\n\n\n<p>\u6b21\u306bUP\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u305f\u5834\u5408\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u56de\u8def\u72b6\u614b\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u5834\u5408\u3067\u306f<strong><span style=\"color: #3366ff;\">R3\u306e330\u03a9\u3068\u306e\u5206\u5727\u56de\u8def\u304c\u6210\u7acb\u3057\u307e\u3059<\/span><\/strong>\u3002R4\u304b\u3089R6\u306b\u3064\u3044\u3066\u306fUP\u30dc\u30bf\u30f3\u304cGND\u3068\u77ed\u7d61\u3057\u305f\u305f\u3081\u306b\u96fb\u6c17\u306f\u6d41\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2.png\"><img loading=\"lazy\" decoding=\"async\" width=\"590\" height=\"390\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2-590x390.png\" alt=\"spread_up2\" class=\"wp-image-495\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2-590x390.png 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2-450x297.png 450w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2-300x198.png 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2-350x232.png 350w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2-233x155.png 233w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up2.png 698w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/a><figcaption class=\"wp-element-caption\">UP\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u308b\u3068R2\u3068R3\u3067\u5206\u5727\u56de\u8def\u304c\u6210\u7acb\u3057V OUT\u306b\u306f\u7d040.71V\u304c\u73fe\u308c\u308b<\/figcaption><\/figure><\/div>\n\n\n<p>\u3042\u3068\u306e\uff13\u3064\u3082\u540c\u3058\u3088\u3046\u306a\u6d41\u308c\u3067\u96fb\u5727\u5024\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3001\u9577\u3044\u306e\u3067\u6b21\u306b\u307e\u3068\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"KeyPad%E9%83%A8%E3%81%AE%E9%9B%BB%E5%9C%A7%E5%80%A4%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>KeyPad\u90e8\u306e\u96fb\u5727\u5024\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u307e\u3068\u3081\u308b\u3068\u4ee5\u4e0b\u306e\u8868\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3\u306b\u3088\u3063\u3066AD0\u306b\u5165\u529b\u3055\u308c\u308b\u96fb\u5727\u5024\u304c\u5909\u308f\u308b\u306e\u3067\u3001<strong><span style=\"color: #3366ff;\">\u3053\u308c\u3092\u5224\u5225\u3067\u304d\u308b\u3088\u3046\u306a\u30b9\u30b1\u30c3\u30c1\u3092\u66f8\u304f\u3053\u3068\u306b\u3088\u3063\u3066\uff11\u3064\u306e\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u3067\u8907\u6570\u306e\u30dc\u30bf\u30f3\u3092\u5236\u5fa1\u3067\u304d\u308b<\/span><\/strong>\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3<\/td><td>\u30dc\u30bf\u30f3\u304c\u62bc\u3055\u308c\u305f\u6642\u306e\u7b49\u4fa1\u56de\u8def<\/td><td>\u8a08\u7b97\u4e0a\u306eAD0\u96fb\u5727\u5024<\/td><\/tr><tr><td>\u4f55\u3082\u62bc\u3055\u306a\u3044<\/td><td><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-502\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none.png\" alt=\"spread_none\" width=\"147\" height=\"387\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none.png 147w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none-122x320.png 122w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none-114x300.png 114w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none-88x232.png 88w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_none-59x155.png 59w\" sizes=\"auto, (max-width: 147px) 100vw, 147px\" \/><\/a><\/td><td>5V<\/td><\/tr><tr><td>RIGTH<\/td><td><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-496\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2.png\" alt=\"spread_rihgt_2\" width=\"147\" height=\"387\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2.png 147w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2-122x320.png 122w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2-114x300.png 114w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2-88x232.png 88w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_rihgt_2-59x155.png 59w\" sizes=\"auto, (max-width: 147px) 100vw, 147px\" \/><\/a><\/td><td>0V<\/td><\/tr><tr><td>UP<\/td><td><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-497\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up.png\" alt=\"spread_up\" width=\"147\" height=\"387\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up.png 147w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up-122x320.png 122w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up-114x300.png 114w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up-88x232.png 88w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_up-59x155.png 59w\" sizes=\"auto, (max-width: 147px) 100vw, 147px\" \/><\/a><\/td><td>0.71V<\/td><\/tr><tr><td>DOWN<\/td><td><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-498\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down.png\" alt=\"spread_down\" width=\"147\" height=\"387\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down.png 147w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down-122x320.png 122w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down-114x300.png 114w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down-88x232.png 88w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_down-59x155.png 59w\" sizes=\"auto, (max-width: 147px) 100vw, 147px\" \/><\/a><\/td><td>1.61V<\/td><\/tr><tr><td>LEFT<\/td><td><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-499\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left.png\" alt=\"spread_left\" width=\"165\" height=\"387\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left.png 165w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left-136x320.png 136w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left-128x300.png 128w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left-99x232.png 99w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_left-66x155.png 66w\" sizes=\"auto, (max-width: 165px) 100vw, 165px\" \/><\/a><\/td><td>2.47V<\/td><\/tr><tr><td>SELECT<\/td><td><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-500\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select.png\" alt=\"spread_select\" width=\"207\" height=\"387\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select.png 207w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select-171x320.png 171w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select-160x300.png 160w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select-124x232.png 124w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/spread_select-83x155.png 83w\" sizes=\"auto, (max-width: 207px) 100vw, 207px\" \/><\/a><\/td><td>3.62V<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81%E3%82%92%E6%9B%B8%E3%81%8F%E3%80%82\"><\/span>\u30b9\u30b1\u30c3\u30c1\u3092\u66f8\u304f\u3002<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"analogRead%E9%96%A2%E6%95%B0\"><\/span>analogRead\u95a2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u304b\u3089\u30a2\u30ca\u30ed\u30b0\u96fb\u5727\u3092\u8aad\u307f\u53d6\u308b\u306b\u306f<strong><span style=\"color: #3366ff;\">analogRead\u95a2\u6570<\/span><\/strong>\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>arduino\u306e\u5206\u89e3\u80fd\u306f10bit\u306a\u306e\u3067analogRead\u95a2\u6570\u3092\u4f7f\u3046\u30680\uff5e1023\u306e\u5024\u3068\u3057\u3066\u72b6\u614b\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002arduino\u306e\u30a2\u30ca\u30ed\u30b0\u5165\u529b\u306b\u306f5V\u306e\u5185\u81d3\u96fb\u5727\u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u30670V\uff5e5V\u306e\u96fb\u5727\u306f\u305d\u308c\u305e\u308c0\uff5e1023\u306e\u5024\u3068\u3057\u3066\u53d6\u308a\u8fbc\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9\u306fAD0\u30d4\u30f3\u4f7f\u3063\u3066\u3044\u308b\u306e\u3067\u3001analogRead\u95a2\u6570\u3067\u96fb\u5727\u5024\u3092\u8aad\u307f\u8fbc\u3080\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted lang:c decode:true\">analogRead(0)<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"if%E3%81%A8%E6%9D%A1%E4%BB%B6%E5%88%86%E5%B2%90%E3%81%A7%E3%82%B9%E3%82%A4%E3%83%83%E3%83%81%E3%82%92%E5%88%A4%E5%AE%9A\"><\/span>if\u3068\u6761\u4ef6\u5206\u5c90\u3067\u30b9\u30a4\u30c3\u30c1\u3092\u5224\u5b9a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>analogRead\u95a2\u6570\u3067\u8aad\u307f\u8fbc\u3093\u3060\u5024\u3092\u4f7f\u3063\u3066\u3001\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3\u306e\u5224\u5b9a\u3092\u884c\u3046\u95a2\u6570\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5185\u5bb9\u306fanalogRead\u95a2\u6570\u304b\u3089\u6e21\u3055\u308c\u305f\u5f15\u6570\u3092\u5143\u306b\u3001if\u5206\u3067\u6761\u4ef6\u5206\u5c90\u3092\u884c\u3044\u5bfe\u5fdc\u3057\u305f\u623b\u308a\u5024\u3067\u8fd4\u3059\u95a2\u6570\u3067\u3059\u3002\u3053\u306e\u95a2\u6570\u306banalogRead(0)\u3092\u76f4\u63a5\u5165\u308c\u3066\u3084\u308c\u3070\u30dc\u30bf\u30f3\u306b\u5bfe\u5fdc\u3057\u305f\u623b\u308a\u5024\u304c\u51fa\u529b\u3055\u308c\u307e\u3059<\/p>\n\n\n\n<pre class=\"wp-block-preformatted lang:c decode:true\">#define btnRIGHT&nbsp; 0\n#define btnUP&nbsp;&nbsp;&nbsp;&nbsp; 1\n#define btnDOWN&nbsp;&nbsp; 2\n#define btnLEFT&nbsp;&nbsp; 3\n#define btnSELECT 4\n#define btnNONE&nbsp;&nbsp; 5\n#define ERRORR&nbsp;&nbsp;&nbsp; 6\n\n\/**************************************************************\/\n\/*\u95a2\u6570\u540d\uff1aread_LCD_buttons*\/\n\/*\u52d5\u4f5c\uff1bA0\u30dd\u30fc\u30c8\u306e\u96fb\u5727\u5024\u304b\u3089\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3\u3092\u5224\u5225*\/\n\/**************************************************************\/\nint read_LCD_buttons(int adc_key_in)\n{\n if (adc_key_in &gt; 1000) return btnNONE;   \/\/1023, \u623b\u308a\u50245, 5.0V\n if (adc_key_in &lt; 50)   return btnRIGHT;  \/\/0   , \u623b\u308a\u50240, 0V\n if (adc_key_in &lt; 250)  return btnUP;     \/\/144 , \u623b\u308a\u50241, 0.70V\n if (adc_key_in &lt; 450)  return btnDOWN;   \/\/329 , \u623b\u308a\u50242, 1.61V\n if (adc_key_in &lt; 650)  return btnLEFT;   \/\/504 , \u623b\u308a\u50243, 2.47V\n if (adc_key_in &lt; 850)  return btnSELECT; \/\/741 , \u623b\u308a\u50244, 3.62V\n \n \/* \u5168\u3066\u306eif\u304c\u5931\u6557\uff08\u901a\u5e38\u306f\u3053\u308c\u3092\u8fd4\u3055\u306a\u3044\uff09*\/\n return ERRORR;                          \n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%B5%E3%83%B3%E3%83%97%E3%83%AB%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81\"><\/span>\u30b5\u30f3\u30d7\u30eb\u30b9\u30b1\u30c3\u30c1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u4e0b\u8a18\u306bKeyPad\u90e8\u5206\u3092\u52d5\u4f5c\u3055\u305b\u308b\u30b9\u30b1\u30c3\u30c1\u3092\u8a18\u8f09\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3\u3092LCD\u306b\u8868\u793a\u3055\u305b\u3066\u3001\u5206\u5727\u3057\u305f\u96fb\u5727\u3082\u8868\u793a\u3059\u308b\u3088\u3046\u306b\u30b9\u30b1\u30c3\u30c1\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted lang:c decode:true\">#include &lt;LiquidCrystal.h&gt;\n\nLiquidCrystal lcd(8, 9, 4, 5, 6, 7);\n\n#define btnRIGHT&nbsp; 0\n#define btnUP&nbsp;&nbsp;&nbsp;&nbsp; 1\n#define btnDOWN&nbsp;&nbsp; 2\n#define btnLEFT&nbsp;&nbsp; 3\n#define btnSELECT 4\n#define btnNONE&nbsp;&nbsp; 5\n#define ERRORR&nbsp;&nbsp;&nbsp; 6\n\n\/**************************************************************\/\n\/*\u95a2\u6570\u540d\uff1aread_LCD_buttons*\/\n\/*\u52d5\u4f5c\uff1bA0\u30dd\u30fc\u30c8\u306e\u96fb\u5727\u5024\u304b\u3089\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3\u3092\u5224\u5225*\/\n\/**************************************************************\/\nint read_LCD_buttons(int adc_key_in)\n{\n&nbsp;if (adc_key_in &gt; 1000) return btnNONE;&nbsp;&nbsp; \/\/1023, \u623b\u308a\u50245, 5.00V\n&nbsp;if (adc_key_in &lt; 50)&nbsp;&nbsp; return btnRIGHT;&nbsp; \/\/0&nbsp;&nbsp; , \u623b\u308a\u50240, 0V\n&nbsp;if (adc_key_in &lt; 250)&nbsp; return btnUP;&nbsp;&nbsp;&nbsp;&nbsp; \/\/144 , \u623b\u308a\u50241, 0.70V\n&nbsp;if (adc_key_in &lt; 450)&nbsp; return btnDOWN;&nbsp;&nbsp; \/\/329 , \u623b\u308a\u50242, 1.61V\n&nbsp;if (adc_key_in &lt; 650)&nbsp; return btnLEFT;&nbsp;&nbsp; \/\/504 , \u623b\u308a\u50243, 2.47V\n&nbsp;if (adc_key_in &lt; 850)&nbsp; return btnSELECT; \/\/741 , \u623b\u308a\u50244, 3.62V\n&nbsp;\n&nbsp;\/* \u5168\u3066\u306eif\u304c\u5931\u6557\uff08\u901a\u5e38\u306f\u3053\u308c\u3092\u8fd4\u3055\u306a\u3044\uff09*\/\n&nbsp;return ERRORR;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;\n}\n\n\/**************************************************************\/\n\/*\u95a2\u6570\u540d\uff1aout_analog_volt*\/\n\/*\u52d5\u4f5c\uff1bA0\u30d4\u30f3\u306e\u96fb\u5727\u5024\u3092\u8868\u793a*\/\n\/**************************************************************\/\nvoid out_analog_volt(int adc_key_in)\n{\n&nbsp;lcd.setCursor(11,1);\n&nbsp;lcd.print((float)adc_key_in*5\/1024);\n}\n\n\/**************************************************************\/\n\/*\u95a2\u6570\u540d\uff1aout_analog_state*\/\n\/*\u52d5\u4f5c\uff1b\u62bc\u3055\u308c\u305f\u30dc\u30bf\u30f3\u3092LCD\u306b\u8868\u793a*\/\n\/**************************************************************\/\nvoid out_analog_state(int lcd_key)\n{\n&nbsp;&nbsp; lcd.setCursor(0,1); \n&nbsp;&nbsp; switch (lcd_key) \n&nbsp;{\n&nbsp;&nbsp; case btnRIGHT:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"RIGHT \");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;&nbsp; case btnLEFT:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"LEFT&nbsp;&nbsp; \");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;&nbsp; case btnUP:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"UP&nbsp;&nbsp;&nbsp; \");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;&nbsp; case btnDOWN:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"DOWN&nbsp; \");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;&nbsp; case btnSELECT:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"SELECT\");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;&nbsp;&nbsp;&nbsp; case btnNONE:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"NONE&nbsp; \");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;&nbsp;&nbsp;&nbsp; case ERRORR:\n&nbsp;&nbsp;&nbsp;&nbsp; {\n&nbsp;&nbsp;&nbsp;&nbsp; lcd.print(\"ERROR \");\n&nbsp;&nbsp;&nbsp;&nbsp; break;\n&nbsp;&nbsp;&nbsp;&nbsp; }\n&nbsp;}\n}\n\n\/**************************************************************\/\n\/*\u95a2\u6570\u540d\uff1asetup*\/\n\/*\u52d5\u4f5c\uff1bLCD\u306e\u521d\u671f\u5316*\/\n\/**************************************************************\/\nvoid setup()\n{\n&nbsp;lcd.begin(16, 2);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;\n&nbsp;lcd.setCursor(0,0);\n&nbsp;lcd.print(\"Push the buttons\"); \n&nbsp;lcd.setCursor(8,1);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;\n&nbsp;lcd.print(\"A0&nbsp;&nbsp;&nbsp;&nbsp; V\");&nbsp;&nbsp;&nbsp; &nbsp;\n}\n\n\/**************************************************************\/\n\/*\u95a2\u6570\u540d\uff1aloop*\/\n\/*\u52d5\u4f5c\uff1b\u30e1\u30a4\u30f3\u51e6\u7406*\/\n\/**************************************************************\/\nvoid loop()\n{\n&nbsp;int lcd_key&nbsp;&nbsp;&nbsp;&nbsp; = 0;\n&nbsp;\n&nbsp;lcd_key = read_LCD_buttons(analogRead(0));\n&nbsp;out_analog_state(lcd_key);\n&nbsp; \n&nbsp;out_analog_volt(analogRead(0));\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%B9%E3%82%B1%E3%83%83%E3%83%81%E3%81%AE%E5%8B%95%E4%BD%9C\"><\/span>\u30b9\u30b1\u30c3\u30c1\u306e\u52d5\u4f5c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"590\" height=\"392\" src=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-590x392.jpg\" alt=\"IMG_6126\" class=\"wp-image-503\" srcset=\"https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-590x392.jpg 590w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-450x299.jpg 450w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-272x182.jpg 272w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-300x200.jpg 300w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-768x511.jpg 768w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-1024x681.jpg 1024w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-350x232.jpg 350w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126-233x155.jpg 233w, https:\/\/voltechno.com\/blog\/wp-content\/uploads\/2016\/06\/IMG_6126.jpg 728w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/a><figcaption class=\"wp-element-caption\">RIGHT\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u305f\u5834\u5408\u306e\u52d5\u4f5c\u3002RIGHT\u30680V\u304c\u8868\u793a\u3055\u308c\u308b<\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30a2\u30ca\u30ed\u30b0\u30d4\u30f3\u3092\u4f7f\u3046\u3053\u3068\u3067\u8907\u6570\u306e\u30dc\u30bf\u30f3\u3067\u3042\u3063\u3066\u3082\uff11\u3064\u306e\u30d4\u30f3\u3067\u5236\u5fa1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002arduino\u306e\u30a2\u30ca\u30ed\u30b0\u5165\u529b\u306e\u5206\u89e3\u80fd\u306f10bit\u306a\u306e\u3067\u7406\u8ad6\u4e0a1023\u500b\u306e\u30dc\u30bf\u30f3\u3092\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30ce\u30a4\u30ba\u3084\u62b5\u6297\u306e\u9078\u5225\u306a\u3069\u3092\u8003\u3048\u305f\u5834\u5408\u300110\u500b\u307b\u3069\u306b\u53ce\u3081\u3066\u304a\u3044\u305f\u65b9\u304c\u3088\u3055\u305d\u3046\u3067\u3059\u3002\u307e\u305f\u3001\u4eca\u56de\u306e\u5206\u5727\u56de\u8def\u3067\u306f\u3069\u3046\u3084\u3063\u3066\u3082\u540c\u6642\u5165\u529b\u306b\u306f\u5bfe\u5fdc\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u30dc\u30bf\u30f3\u5165\u529b\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3067Arduino\u3067\u3067\u304d\u308b\u3053\u3068\u304c\u5927\u5e45\u306b\u5897\u3048\u307e\u3057\u305f\u3002\u30d1\u30bd\u30b3\u30f3\u304b\u3089\u66f8\u304d\u8fbc\u3093\u3067\u52d5\u304b\u3057\u3063\u3071\u306a\u3057\u306a\u3053\u3068\u304c\u591a\u3044Arduino\u3067\u3059\u304c\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u3067\u64cd\u4f5c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308c\u3070\u3061\u3087\u3063\u3068\u3057\u305f\u7d44\u307f\u8fbc\u307f\u30b7\u30b9\u30c6\u30e0\u306e\u3088\u3046\u306a\u4f7f\u3044\u65b9\u3082\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BB%8A%E5%9B%9E%E3%81%AE%E4%BD%9C%E6%A5%AD%E7%92%B0%E5%A2%83\"><\/span>\u4eca\u56de\u306e\u4f5c\u696d\u74b0\u5883<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\n<ul class=\"wp-block-list\">\n<li>Arduino UNO R3<\/li>\n\n\n\n<li>LCD KeyPad Shield\u3000\uff08SainSmart\u88fd\uff09<\/li>\n\n\n\n<li>USB\u30b1\u30fc\u30d6\u30eb\u3000A-B\u30b3\u30cd\u30af\u30bf <\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\n<ul class=\"wp-block-list\">\n<li>Arduno IDE 1.6.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n<div id=\"rinkerid19305\" class=\"yyi-rinker-contents wp-block-rinkerg-gutenberg-rinker gutenberg-yyi-rinkernone  yyi-rinker-postid-19305 yyi-rinker-img-m yyi-rinker-catid-1 \">\n\t<div class=\"yyi-rinker-box\">\n\t\t<div class=\"yyi-rinker-image\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.amazon.co.jp\/dp\/B0FFT7C42H?tag=athathath-22&#038;linkCode=ogi&#038;th=1&#038;psc=1\" rel=\"sponsored noopener\" target=\"_blank\" class=\"yyi-rinker-tracking\"  data-click-tracking=\"amazon_img 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\" data-vars-click-id=\"amazon_img 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/m.media-amazon.com\/images\/I\/41ikV-2TgjL._SL160_.jpg\"  width=\"160\" height=\"160\" class=\"yyi-rinker-main-img\" style=\"border: none;\"><\/a>\t\t\t\t\t<\/div>\n\t\t<div class=\"yyi-rinker-info\">\n\t\t\t<div class=\"yyi-rinker-title\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.amazon.co.jp\/dp\/B0FFT7C42H?tag=athathath-22&#038;linkCode=ogi&#038;th=1&#038;psc=1\" rel=\"sponsored noopener\" target=\"_blank\" class=\"yyi-rinker-tracking\" data-click-tracking=\"amazon_title 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\" data-vars-amp-click-id=\"amazon_title 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\" >TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528<\/a>\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"yyi-rinker-detail\">\n\t\t\t\t\t\t\t<div class=\"credit-box\"><\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"brand\">TVETE<\/div>\n\t\t\t\t\t\t\t<div class=\"price-box\">\n\t\t\t\t\t\t\t<span title=\"\" class=\"price\">\u00a5749<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"price_at\">(2026\/04\/20 23:45:13\u6642\u70b9&nbsp;Amazon\u8abf\u3079-<\/span><span title=\"\u4fa1\u683c\u304a\u3088\u3073\u767a\u9001\u53ef\u80fd\u6642\u671f\u306f\u8868\u793a\u3055\u308c\u305f\u65e5\u4ed8\/\u6642\u523b\u306e\u6642\u70b9\u306e\u3082\u306e\u3067\u3042\u308a\u3001\u5909\u66f4\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u672c\u5546\u54c1\u306e\u8cfc\u5165\u306b\u304a\u3044\u3066\u306f\u3001\u8cfc\u5165\u306e\u6642\u70b9\u3067Amazon.co.jp\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u4fa1\u683c\u304a\u3088\u3073\u767a\u9001\u53ef\u80fd\u6642\u671f\u306e\u60c5\u5831\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002\">\u8a73\u7d30)<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<ul class=\"yyi-rinker-links\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t                    <li class=\"amazonlink\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.amazon.co.jp\/dp\/B0FFT7C42H?tag=athathath-22&amp;linkCode=ogi&amp;th=1&amp;psc=1\" rel=\"sponsored noopener\" target=\"_blank\" class=\"yyi-rinker-link yyi-rinker-tracking\"  data-click-tracking=\"amazon 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\"  data-vars-amp-click-id=\"amazon 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\">Amazon\u3067\u63a2\u3059<\/a>\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"rakutenlink\">\n\t\t\t\t\t\t<a href=\"https:\/\/af.moshimo.com\/af\/c\/click?a_id=600084&amp;p_id=54&amp;pc_id=54&amp;pl_id=616&amp;url=https%3A%2F%2Fsearch.rakuten.co.jp%2Fsearch%2Fmall%2FLCD%2B%25E3%2582%25AD%25E3%2583%25BC%25E3%2583%2591%25E3%2583%2583%25E3%2583%2589%2B%25E3%2582%25B7%25E3%2583%25BC%25E3%2583%25AB%25E3%2583%2589%2F%3Ff%3D1%26grp%3Dproduct\" rel=\"sponsored noopener\" target=\"_blank\" class=\"yyi-rinker-link yyi-rinker-tracking\"  data-click-tracking=\"rakuten 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\"  data-vars-amp-click-id=\"rakuten 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\">\u697d\u5929\u5e02\u5834\u3067\u63a2\u3059<\/a><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i.moshimo.com\/af\/i\/impression?a_id=600084&amp;p_id=54&amp;pc_id=54&amp;pl_id=616\" width=\"1\" height=\"1\" style=\"border:none;\">\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"yahoolink\">\n\t\t\t\t\t\t<a href=\"https:\/\/ck.jp.ap.valuecommerce.com\/servlet\/referral?sid=3308312&amp;pid=885361584&amp;vc_url=https%3A%2F%2Fshopping.yahoo.co.jp%2Fsearch%3Fp%3DLCD%2B%25E3%2582%25AD%25E3%2583%25BC%25E3%2583%2591%25E3%2583%2583%25E3%2583%2589%2B%25E3%2582%25B7%25E3%2583%25BC%25E3%2583%25AB%25E3%2583%2589\" rel=\"sponsored noopener\" target=\"_blank\" class=\"yyi-rinker-link yyi-rinker-tracking\"  data-click-tracking=\"yahoo 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\"  data-vars-amp-click-id=\"yahoo 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\">Yahoo\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0<\/a><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ad.jp.ap.valuecommerce.com\/servlet\/gifbanner?sid=3308312&#038;pid=885361584\" height=\"1\" width=\"1\" border=\"0\">\t\t\t\t\t<\/li>\n\t\t\t\t                                    <li class=\"mercarilink\">\n                        <a href=\"https:\/\/jp.mercari.com\/search?keyword=LCD%20%E3%82%AD%E3%83%BC%E3%83%91%E3%83%83%E3%83%89%20%E3%82%B7%E3%83%BC%E3%83%AB%E3%83%89&amp;utm_source=Rinker&amp;afid=2716321984\" rel=\"sponsored noopener\" target=\"_blank\" class=\"yyi-rinker-link yyi-rinker-tracking\"  data-click-tracking=\"mercari 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\"  data-vars-amp-click-id=\"mercari 19305 TVETE LCD \u30ad\u30fc\u30d1\u30c3\u30c9\u30b7\u30fc\u30eb\u30c9 1602 \u5165\u529b\u51fa\u529b\u62e1\u5f35\u30dc\u30fc\u30c9 \u6db2\u6676 \u8efd\u91cf \u30b3\u30f3\u30d1\u30af\u30c8 \u96fb\u5b50\u6a5f\u5668\u958b\u767a \u6a5f\u80fd\u8c4a\u5bcc \u4f7f\u3044\u3084\u3059\u3044 \u521d\u5fc3\u8005\u5411\u3051 3D\u30d7\u30ea\u30f3\u30bf LCD\u30ab\u30e9\u30fc\u30e9\u30f3\u30c0\u30e0 Arduino\u7528\">\u30e1\u30eb\u30ab\u30ea<\/a>                    <\/li>\n                \t\t\t\t\t\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u56de\u306fLCD\u306e\u8868\u793a\u3092\u884c\u3044\u307e\u3057\u305f\u304c\uff08\u2192Arduino LCD KeyPad Shield\u3092\u4f7f\u3046(LCD\u7de8)\uff09\u3001\u4eca\u56de\u306fKeyPad\u90e8\u5206\u3092\u52d5\u4f5c\u3055\u305b\u3066\u307f\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>","protected":false},"author":1,"featured_media":419,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[56,64,84,107,116,166],"class_list":{"0":"post-393","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-arduino","8":"tag-56","9":"tag-arduino","10":"tag-84","11":"tag-lcd-keypad-shield","12":"tag-usb","13":"tag-166"},"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts\/393","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/comments?post=393"}],"version-history":[{"count":30,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts\/393\/revisions"}],"predecessor-version":[{"id":65242,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/posts\/393\/revisions\/65242"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/media\/419"}],"wp:attachment":[{"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/media?parent=393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/categories?post=393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/voltechno.com\/blog\/wp-json\/wp\/v2\/tags?post=393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}