{"id":2165,"date":"2021-08-20T14:42:48","date_gmt":"2021-08-20T05:42:48","guid":{"rendered":"https:\/\/www.ekit-tech.com\/?p=2165"},"modified":"2024-01-26T12:23:10","modified_gmt":"2024-01-26T03:23:10","slug":"%e3%80%90%e3%83%a9%e3%82%ba%e3%83%91%e3%82%a4pico%e3%80%91cds%e5%85%89%e3%82%bb%e3%83%b3%e3%82%b5%e3%83%bc%e3%81%a7ad%e5%a4%89%e6%8f%9b%ef%bc%88%e3%82%a2%e3%83%8a%e3%83%ad%e3%82%b0%e2%86%92%e3%83%87","status":"publish","type":"post","link":"https:\/\/www.ekit-tech.com\/?p=2165","title":{"rendered":"\u3010\u30e9\u30ba\u30d1\u30a4Pico\u3011CDS\u5149\u30bb\u30f3\u30b5\u30fc\u3067AD\u5909\u63db\uff08\u30a2\u30ca\u30ed\u30b0\u2192\u30c7\u30b8\u30bf\u30eb\u5909\u63db\uff09"},"content":{"rendered":"\n<p>Raspberry Pi Pico\u3092\u4f7f\u3063\u3066\u3001AD\u5909\u63db\uff08\u30a2\u30ca\u30ed\u30b0\u2192\u30c7\u30b8\u30bf\u30eb\u5909\u63db\uff09\u3092\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u5149\u30bb\u30f3\u30b5\u3092\u624b\u3067\u3075\u3055\u3050\u3068LED\u304c\u6d88\u706f\u3057\u3001\u624b\u3092\u96e2\u3059\u3068\u307e\u305fLED\u306e\u70b9\u706f\u304c\u59cb\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-1.gif\"><img loading=\"lazy\" width=\"600\" height=\"338\" src=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-1.gif\" alt=\"\u5149\u30bb\u30f3\u30b5\u3092\u624b\u3067\u3075\u3055\u3050\u3068LED\u304c\u6d88\u706f\u3057\u3001\u624b\u3092\u96e2\u3059\u3068\u307e\u305fLED\u306e\u70b9\u706f\u304c\u59cb\u307e\u308b\u56de\u8def\" class=\"wp-image-2166\"\/><\/a><\/figure>\n\n\n\n<\/div><h2>\u56de\u8def\u30fb\u914d\u7dda\u56f3<\/h2><div class=\"inner\">\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-2.jpg\"><img loading=\"lazy\" width=\"1200\" height=\"800\" src=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-2.jpg\" alt=\"\u30e9\u30ba\u30d1\u30a4Pico\u306bCDS\u3068LED\u3092\u7e4b\u3044\u3060\u56de\u8def\u30fb\u914d\u7dda\u56f3\" class=\"wp-image-2171\" srcset=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-2.jpg 1200w, https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-2-300x200.jpg 300w, https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-2-768x512.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/figure>\n\n\n\n<p>\u30e9\u30ba\u30d1\u30a4Pico\u306e3.3V\u51fa\u529b\u30d4\u30f3\u3092CDS\uff08\u5149\u30bb\u30f3\u30b5\u30fc\uff09\u306b\u7e4b\u304e\u3001\u6307\u5b9a\u3057\u305f\u96fb\u5727\u4ee5\u4e0b\u306b\u306a\u3063\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u3001LED\u304c\u70b9\u6ec5\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u56de\u8def\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<\/div><h2>\u30d7\u30ed\u30b0\u30e9\u30e0\uff08MicroPython\uff09<\/h2><div class=\"inner\">\n\n\n\n<pre class=\"wp-block-code\"><code># \u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u95a2\u9023\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u8aad\u307f\u8fbc\u307f\nimport machine\n\n# \u6642\u9593\u95a2\u9023\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u8aad\u307f\u8fbc\u307f\nimport utime\n\n# GP17\uff0822Pin\uff09\u3092\u51fa\u529b\u30d4\u30f3\u306b\u8a2d\u5b9a\u3001\u30d7\u30eb\u30c0\u30a6\u30f3\uff08\u521d\u671f\u5024\uff09\uff1a0\nled = machine.Pin(17, machine.Pin.OUT,machine.Pin.PULL_DOWN)\n\n# ADC0\uff0831Pin\uff09\u3092ADC\u5909\u63db\u30d4\u30f3\u306b\u8a2d\u5b9a\ncds = machine.ADC(0)\n\n# \u6c38\u4e45\u30ea\u30d4\u30fc\u30c8\nwhile True:\n    \n    # read_u16() \u30fb\u30fb\u30fb\u30a2\u30ca\u30ed\u30b0\u5024\u3092\u8aad\u8fbc\u307f\uff3b0-65535\uff3d\u306e\u6574\u6570\u3092\u8fd4\u3059\u95a2\u6570\n    # 16bit\u30fb2\u9032\u6570\u306e\u6700\u5927\u5024\uff1a1111111111111111 \u21d2 10\u9032\u6570\u306e\u6700\u5927\u5024\uff1a65535\n    # 3.3\/65535\u306e\u610f\u5473\uff1a\u96fb\u5727\u306e\u6700\u5927\u50243.3V\u3092\u300165535\u3068\u3044\u3046\u6570\u5024\u306b\u3042\u3066\u306f\u3081\u308b\u305f\u3081\u306e\u8a08\u7b97\n    adc = cds.read_u16() * (3.3 \/ 65535)\n    \n    # 2.6V\u4ee5\u4e0a\u306e\u3068\u304d\u5b9f\u884c\n    if adc &gt; 2.6:\n    \n        # LED\u3092ON\n        led.value(1)\n        \n        # 0.2\u79d2\u5f85\u6a5f\n        utime.sleep(0.2)\n        \n        # LED\u3092OFF\n        led.value(0)\n        \n        # 0.2\u79d2\u5f85\u6a5f\n        utime.sleep(0.2)\n        \n    else:\n        \n         # LED\u3092OFF\n        led.value(0)<\/code><\/pre>\n\n\n\n<\/div><h2>\u6280\u8853\u89e3\u8aac<\/h2><div class=\"inner\">\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-3.jpg\"><img loading=\"lazy\" width=\"1200\" height=\"800\" src=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-3.jpg\" alt=\"CDS\u5149\u30bb\u30f3\u30b5\u30fc\u3067AD\u5909\u63db\u3059\u308b\u56de\u8def\" class=\"wp-image-2178\" srcset=\"https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-3.jpg 1200w, https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-3-300x200.jpg 300w, https:\/\/www.ekit-tech.com\/wp-content\/uploads\/20210820-3-768x512.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/figure>\n\n\n\n<p>\u30e9\u30ba\u30d1\u30a4Pico\u306b\u306f\u3001\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u3092\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u306b\u5909\u63db\u3059\u308b\u300eA\/D\u5909\u63db\u56de\u8def\u300f\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u56de\u8def\u3067\u306f\u3001\u305d\u306eA\/D\u5909\u63db\u56de\u8def\u304c\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u76ee\u3092\u62c5\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3>\u306a\u305c\u3001A\/D\u5909\u63db\u304c\u5fc5\u8981\u306a\u306e\u304b\uff1f<\/h3>\n\n\n\n<p>\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u306b\u306f\u3001\u300c0\u300d\u3068\u300c1\u300d\u3057\u304b\u5b58\u5728\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001\u300c3.3V\u300d\u3068\u3044\u3046\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u3092\u3001\u305d\u306e\u307e\u307e\u30e9\u30ba\u30d1\u30a4\u306ePin\u304c\u53d7\u3051\u53d6\u3063\u305f\u3068\u304d\u3001\u3069\u3093\u306a\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u306b\u5909\u63db\u3055\u308c\u308b\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u6b63\u89e3\u306f\u300c1\u300d\u3068\u3044\u3046\u5024\u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u3067\u306f\u3001\u300c2.4V\u300d\u306e\u5834\u5408\u306f\uff1f<\/p>\n\n\n\n<p>\u6b63\u89e3\u306f\u300c1\u300d<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u3067\u306f\u3001\u300c1.2V\u300d\u306e\u5834\u5408\u306f\uff1f<\/p>\n\n\n\n<p>\u3053\u308c\u3082\u300c1\u300d<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u3064\u307e\u308a\u3001\u30a2\u30ca\u30ed\u30b0\u4fe1\u53f7\u306e\u307e\u307e\u3067\u306f\u6570\u5024\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h3>CDS\uff08\u5149\u30bb\u30f3\u30b5\u30fc\uff09\u3068\u306f\uff1f<\/h3>\n\n\n\n<p>\u4eca\u56de\u3001\u30bb\u30f3\u30b5\u30fc\u306bCDS\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>CDS\uff08\u5149\u30bb\u30f3\u30b5\u30fc\uff09\u3068\u306f\u3001\u5149\u306e\u5f37\u3055\u306b\u3088\u3063\u3066\u62b5\u6297\u304c\u5909\u308f\u308b\u96fb\u5b50\u90e8\u54c1\u3067\u3059\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/akizukidenshi.com\/catalog\/g\/g100110\">CDS\u30bb\u30eb\uff085\uff4d\uff4d\u30bf\u30a4\u30d7\uff09 \uff0d \u79cb\u6708\u96fb\u5b50\u901a\u5546<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u30d5\u30bf\u3092\u9589\u3081\u305f\u308a\u3001\u7269\u4f53\u304c\u76ee\u306e\u524d\u306b\u79fb\u52d5\u3057\u3066\u304d\u305f\u3068\u304d\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u3057\u3066\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>CDS\u306b\u96fb\u5727\u3092\u304b\u3051\u3066\u3001\u660e\u308b\u3044\u3068\u304d\u30fb\u6697\u3044\u3068\u304d\u306e\u96fb\u5727\u306e\u9055\u3044\u3092\u8aad\u307f\u53d6\u308b\u306e\u304c\u3001\u4e00\u822c\u7684\u306a\u4f7f\u3044\u65b9\u3067\u3059\u3002<\/p>\n\n\n\n<ul><li>\u660e\u308b\u3044\u3068\u304d\u306e\u62b5\u6297\uff1a\u5c0f\u3055\u3044<\/li><li>\u6697\u3044\u3068\u304d\u306e\u62b5\u6297\uff1a\u5927\u304d\u3044<\/li><\/ul>\n\n\n\n<p>\u4f8b\u3048\u3070\u30013.3V\u3092\u304b\u3051\u305f\u6642\u3001CDS\u3088\u308a\u5f8c\u306e\u96fb\u5727\u306f\u3053\u3046\u306a\u308a\u307e\u3059\u2193<\/p>\n\n\n\n<ul><li>\u660e\u308b\u3044\u3068\u304d\uff1a2.9V<\/li><li>\u6697\u3044\u3068\u304d\uff1a0.9V<\/li><\/ul>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u3053\u306e\u307e\u307e\u3067\u306f\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u306b\u304a\u3044\u3066\u306f\u3001\u3069\u3061\u3089\u3082\u300c\uff11\u300d\u3068\u3057\u304b\u8a8d\u8b58\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\u3001A\/D\u5909\u63db\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3>\u30d7\u30ed\u30b0\u30e9\u30e0\u4e0a\u306eA\/D\u5909\u63db\u51e6\u7406<\/h3>\n\n\n\n<p>A\/D\u5909\u63db\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306f\u3001\u300c16bit\u300d\u3067\u9001\u3089\u308c\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001<\/p>\n\n\n\n<ul><li>3.3V\u306a\u3089 \u2192 1111111111111111<\/li><li>2.4V\u306a\u3089 \u2192 1011101000101101<\/li><li>0V\u306a\u3089 \u2192 0000000000000000<\/li><\/ul>\n\n\n\n<p>\u3068\u3044\u3046\u611f\u3058\u3067\u300116\u6841\u306e1\u30680\u3060\u3051\u3067\u8868\u73fe\u3055\u308c\u308b\u30c7\u30fc\u30bf\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30e9\u30e0\u4e0a\u3067\u306f\u3001\u3053\u308c\u3092\u4eba\u9593\u304c\u7406\u89e3\u3059\u308b\u4e0a\u3067\u5206\u304b\u308a\u3084\u3059\u3044\u3088\u3046\u306a\u6570\u5b57\u306e\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>adc = cds.read_u16() * (3.3 \/ 65535)<\/code><\/pre>\n\n\n\n<p>\u3053\u308c\u3067\u3088\u3046\u3084\u304f\u96fb\u5727\u306e\u5024\u3092\u6570\u5024\u3068\u3057\u3066\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u4e0a\u3067\u6271\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Raspberry Pi Pico\u3092\u4f7f\u3063\u3066\u3001AD\u5909\u63db\uff08\u30a2\u30ca\u30ed\u30b0\u2192\u30c7\u30b8\u30bf\u30eb\u5909\u63db\uff09\u3092\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002 \u5149\u30bb\u30f3\u30b5\u3092\u624b\u3067\u3075\u3055\u3050\u3068LED\u304c\u6d88\u706f\u3057\u3001\u624b\u3092\u96e2\u3059\u3068\u307e\u305fLED\u306e\u70b9\u706f\u304c\u59cb\u307e\u308a\u307e\u3059\u3002 \u56de\u8def\u30fb\u914d\u7dda\u56f3 \u30e9\u30ba\u30d1\u30a4Pico\u306e3.3V\u51fa [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2178,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[57],"tags":[44,50,72],"_links":{"self":[{"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/posts\/2165"}],"collection":[{"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2165"}],"version-history":[{"count":19,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/posts\/2165\/revisions"}],"predecessor-version":[{"id":7475,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/posts\/2165\/revisions\/7475"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=\/wp\/v2\/media\/2178"}],"wp:attachment":[{"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ekit-tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}