{"id":877,"date":"2023-12-31T22:41:25","date_gmt":"2023-12-31T13:41:25","guid":{"rendered":"https:\/\/www.aqua-informatics.jp\/?p=877"},"modified":"2024-01-05T12:23:22","modified_gmt":"2024-01-05T03:23:22","slug":"%e5%8b%95%e4%bd%9c%e7%a2%ba%e8%aa%8d","status":"publish","type":"post","link":"https:\/\/www.aqua-informatics.jp\/?p=877","title":{"rendered":"C12880MA\u306e\u52d5\u4f5c\u78ba\u8a8d(1)"},"content":{"rendered":"\n<p>\u306f\u3058\u3081\u306b<\/p>\n\n\n\n<p>\u3055\u3066\u300111\u6708\u4e2d\u306b\u5b8c\u4e86\u3057\u3066\u3044\u308b\u306f\u305a\u3060\u3063\u305f\u6848\u4ef6\u30021\u30f6\u6708\u9045\u308c\u3067\u306e\u5b9f\u65bd\u3001\u30d6\u30ec\u30c3\u30c9\u30dc\u30fc\u30c9\u4e0a\u306b\u7d44\u3093\u3060\u56de\u8def\u306e\u52d5\u4f5c\u78ba\u8a8d\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><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><\/span><\/a><\/span><\/div>\n<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:\/\/www.aqua-informatics.jp\/?p=877\/#%E3%82%B7%E3%83%A3%E3%83%83%E3%82%BF%E3%83%BC%E3%81%AE%E5%8B%95%E4%BD%9C\" >\u30b7\u30e3\u30c3\u30bf\u30fc\u306e\u52d5\u4f5c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.aqua-informatics.jp\/?p=877\/#I%C2%B2C%E3%83%AC%E3%83%99%E3%83%AB%E3%82%B3%E3%83%B3%E3%83%90%E3%83%BC%E3%82%BF%E3%83%BC%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8D\" >I\u00b2C\u30ec\u30d9\u30eb\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u52d5\u4f5c\u78ba\u8a8d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.aqua-informatics.jp\/?p=877\/#%E3%83%87%E3%82%B8%E3%82%BF%E3%83%AB%E3%83%9D%E3%83%86%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%A1%E3%83%BC%E3%82%BF%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8D\" >\u30c7\u30b8\u30bf\u30eb\u30dd\u30c6\u30f3\u30b7\u30e7\u30e1\u30fc\u30bf\u306e\u52d5\u4f5c\u78ba\u8a8d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.aqua-informatics.jp\/?p=877\/#%E3%82%AA%E3%83%9A%E3%82%A2%E3%83%B3%E3%83%97%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8D\" >\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u52d5\u4f5c\u78ba\u8a8d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.aqua-informatics.jp\/?p=877\/#FXMA108%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8DC12880MA%E5%88%B6%E5%BE%A1%E4%BF%A1%E5%8F%B7\" >FXMA108\u306e\u52d5\u4f5c\u78ba\u8a8d(C12880MA\u5236\u5fa1\u4fe1\u53f7)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.aqua-informatics.jp\/?p=877\/#%E6%9C%80%E7%B5%82%E3%83%86%E3%82%B9%E3%83%88\" >\u6700\u7d42\u30c6\u30b9\u30c8<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%B7%E3%83%A3%E3%83%83%E3%82%BF%E3%83%BC%E3%81%AE%E5%8B%95%E4%BD%9C\"><\/span>\u30b7\u30e3\u30c3\u30bf\u30fc\u306e\u52d5\u4f5c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30e2\u30fc\u30bf\u30fc\u30c9\u30e9\u30a4\u30d0\u306e\u52d5\u4f5c\u78ba\u8a8d\u3002\u30b7\u30e3\u30c3\u30bf\u30fc\u6a5f\u69cb\u306e\u4ee3\u308f\u308a\u306bLED\u3092\u63a5\u7d9a\u3057\u305f\u3002\u65e9\u304f\u3066\u308f\u304b\u3089\u306a\u3044\u3051\u30695\u56de\u70b9\u6ec5\u3057\u3066\u3044\u308b\u306f\u305a\u3002<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"414\" height=\"307\" src=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-7.png\" alt=\"\" class=\"wp-image-881\" style=\"width:521px;height:auto\" srcset=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-7.png 414w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-7-300x222.png 300w\" sizes=\"auto, (max-width: 414px) 100vw, 414px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"I%C2%B2C%E3%83%AC%E3%83%99%E3%83%AB%E3%82%B3%E3%83%B3%E3%83%90%E3%83%BC%E3%82%BF%E3%83%BC%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8D\"><\/span>I\u00b2C\u30ec\u30d9\u30eb\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u52d5\u4f5c\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>FXMA2102\u3067\u52d5\u4f5c\u3067\u304d\u308b\u3053\u3068\u306f\u5224\u3063\u3066\u3044\u308b\u3002\u3053\u308c\u3092FXMA108\u306e\u4f59\u5270\u30d4\u30f3\u306b\u5272\u308a\u5f53\u3066\u305f\u3053\u3068\u304c\u5931\u6557\u3060\u3063\u305f\u306e\u3060\u3002<\/p>\n\n\n\n<p>\u3067\u3001\u4eca\u56de\u3082\u3053\u3053\u3067\u30df\u30b9\u3002\u5de6\u304c\u30d6\u30ec\u30c3\u30c9\u30dc\u30fc\u30c9\u3067\u4f7f\u3044\u3084\u3059\u304f\u5909\u63db\u57fa\u677f\u306b\u8f09\u3063\u305fFXMA2102\u3001\u53f3\u304c\u56de\u8def\u56f3\u4e0a\u306e\u8a18\u53f7\u3002\u78ba\u8a8d\u305b\u305a\u306b8\u30d4\u30f3\u306e\u914d\u7f6e\u3068\u52d8\u9055\u3044\u3057\u3066\u3001GND\u306bOE\u4fe1\u53f7\u306e3.3V\u3092\u5165\u308c\u3066\u3057\u307e\u3063\u305f\u3002\u58ca\u308c\u305f\u3002\u3057\u304b\u30822\u5ea6\u540c\u3058\u30df\u30b9\u30011\u500b200\u5186\u3001\u8a08400\u5186\u3092\u7121\u99c4\u306b\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u6700\u7d42\u7684\u306b\u306f3.3V\u306e\u4fe1\u53f7\u304c5.0V\u306b\u306a\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"619\" height=\"268\" src=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-8.png\" alt=\"\" class=\"wp-image-885\" srcset=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-8.png 619w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-8-300x130.png 300w\" sizes=\"auto, (max-width: 619px) 100vw, 619px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"379\" src=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-9-1024x379.png\" alt=\"\" class=\"wp-image-886\" style=\"width:524px;height:auto\" srcset=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-9-1024x379.png 1024w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-9-300x111.png 300w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-9-768x284.png 768w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-9.png 1105w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%83%87%E3%82%B8%E3%82%BF%E3%83%AB%E3%83%9D%E3%83%86%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%A1%E3%83%BC%E3%82%BF%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8D\"><\/span>\u30c7\u30b8\u30bf\u30eb\u30dd\u30c6\u30f3\u30b7\u30e7\u30e1\u30fc\u30bf\u306e\u52d5\u4f5c\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>MAX5477 \u30c7\u30b8\u30bf\u30eb\u30dd\u30c6\u30f3\u30b7\u30e7\u30e1\u30fc\u30bf\u3092I\u00b2C\u3067\u63a5\u7d9a\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>from machine import Pin, SoftI2C\n\nSDA = 29\nSCL = 6\n\ni2c = SoftI2C(scl=Pin(SCL), sda=Pin(SDA), freq=100_000)\na = i2c.scan()\n\nfor addr in a:\n    print(hex(addr))<\/code><\/pre><\/div>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3002\u4ee5\u4e0b\u306e\u7d50\u679c\u304c\u5e30\u3063\u3066\u304d\u305f\u3002<br>MAX5477\u306e\u30a2\u30c9\u30ec\u30b9\u8a2d\u5b9a\u30d4\u30f3\u306f\u3059\u3079\u3066GND\u63a5\u7d9a\u306a\u306e\u3067\u3001\u30a2\u30c9\u30ec\u30b9\u306f0x28\u3067\u3042\u308b\u306e\u3067\u901a\u4fe1\u3067\u304d\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>MicroPython v1.21.0 on 2023-10-06; Raspberry Pi Pico with RP2040\nType &quot;help()&quot; for more information.\n&gt;&gt;&gt; %Run -c $EDITOR_CONTENT\n0x28<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E3%82%AA%E3%83%9A%E3%82%A2%E3%83%B3%E3%83%97%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8D\"><\/span>\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u52d5\u4f5c\u78ba\u8a8d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30aa\u30da\u30a2\u30f3\u30d7\u306b0-5V\u306e100KHZ\u306e\u77e9\u5f62\u6ce2\u3092\u5165\u529b(\u9ec4\u8272)\u3057\u305f\u3002\u305d\u306e\u51fa\u529b(\u6c34\u8272)\u304c3.3V\u306b\u53ce\u307e\u308b\u3088\u3046\u306b\u5897\u5e45\u7387\u3068\u30aa\u30d5\u30bb\u30c3\u30c8\u3092\u8abf\u6574\u3057\u305f\u3002MAX5477\u306e\u8a2d\u5b9a\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>if __name__ == &#39;__main__&#39;:\n    \n    # Test assuming op amp operation\n    \n    register = MAX5477(0x28)\n    \n    # writing data to non-volatile memory.\n    # offset\n    register.command(&quot;write_NVREG&quot;, &quot;R0&quot;,99)   \n    # amplification\n    register.command(&quot;write_NVREG&quot;, &quot;R1&quot;, 90)\n    \n    # copy non-volatile memory to volatile memory.\n    # offset  \n    register.command(&quot;copy_NVtoV&quot;, &quot;R0&quot;, 0)\n    # amplification\n    register.command(&quot;copy_NVtoV&quot;, &quot;R1&quot;, 0)<\/code><\/pre><\/div>\n\n\n\n<p>\u4f7f\u7528\u3057\u3066\u3044\u308b\u30aa\u30da\u30a2\u30f3\u30d7\u306fNJU77701F\u30b9\u30eb\u30fc\u30fb\u30ec\u30fc\u30c8\u306f35V\/\u03bcs\u3002\u5165\u529b\u306e\u7acb\u3061\u4e0a\u304c\u308a\u304c40 nsec\u306b\u5bfe\u3057\u3066\u3001\u30aa\u30da\u30a2\u30f3\u30d7\u51fa\u529b\u306e\u6ce2\u5f62\u306f450 nsec\u306710\u500d\u307b\u3069\u5927\u304d\u304f\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"757\" src=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-10-1024x757.png\" alt=\"\" class=\"wp-image-888\" srcset=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-10-1024x757.png 1024w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-10-300x222.png 300w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-10-768x568.png 768w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-10.png 1192w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5165\u529b\u4fe1\u53f7\u3092500kHz\u306b\u3059\u308b\u3068\u4fe1\u53f7\u304c\u920d\u308b\u304c\u3001\u7acb\u4e0a\u308a\u306e\u6642\u9593\u306f\u5909\u5316\u306a\u3044\u306e\u306a\u3002\u3061\u3087\u3063\u3068\u30aa\u30da\u30a2\u30f3\u30d7\u306e\u7406\u89e3\u306b\u52d8\u9055\u3044\u304c\u3042\u3063\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"757\" src=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-11-1024x757.png\" alt=\"\" class=\"wp-image-890\" srcset=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-11-1024x757.png 1024w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-11-300x222.png 300w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-11-768x568.png 768w, https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-11.png 1192w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FXMA108%E3%81%AE%E5%8B%95%E4%BD%9C%E7%A2%BA%E8%AA%8DC12880MA%E5%88%B6%E5%BE%A1%E4%BF%A1%E5%8F%B7\"><\/span>FXMA108\u306e\u52d5\u4f5c\u78ba\u8a8d(C12880MA\u5236\u5fa1\u4fe1\u53f7)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u3053\u308c\u306f\u30c6\u30b9\u30bf\u3067\uff15V\u51fa\u529b\u3092\u78ba\u8a8d\u3057\u305f\u3002\u7279\u306b\u554f\u984c\u306a\u3057\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%9C%80%E7%B5%82%E3%83%86%E3%82%B9%E3%83%88\"><\/span>\u6700\u7d42\u30c6\u30b9\u30c8<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5e74\u672b\u306e\u5b9f\u5bb6\u3078\u306e\u5e30\u7701\u4e2d\u3067\u3001\u5b9f\u5bb6\u306b\u6301\u3061\u8fbc\u3093\u3067\u30c6\u30b9\u30c8\u3057\u3066\u305f\u308a\u3059\u308b\u3002C12880MA\u3092\u6301\u3063\u3066\u304d\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u6700\u7d42\u30c6\u30b9\u30c8\u306f\u6765\u5e74\u306b\u5b9f\u65bd\u3059\u308b\u3002\u3061\u3087\u3063\u3068\u3001\u624b\u6301\u3061\u306e\u30aa\u30b7\u30ed\u30b9\u30b3\u30fc\u30d7\u985e\u3092\u7dcf\u52d5\u54e1\u3057\u3066\u307f\u305f\u3002\u636e\u3048\u7f6e\u304d\u306e\u5f93\u6765\u578b\u306e\u30aa\u30b7\u30ed\u30b9\u30b3\u30fc\u30d7\u306f\u3053\u306e\u3068\u3053\u308d\u6d3b\u8e8d\u3059\u308b\u5834\u304c\u306a\u3044\u306a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"839\" height=\"575\" src=\"https:\/\/www.aqua-informatics.jp\/wp-content\/uploads\/2023\/12\/image-12-edited.png\" alt=\"\" class=\"wp-image-893\" 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