{"published":"2017-07-21 11:37:24","author_name":"ippei8jp","url":"https://ippei8jp.hatenablog.jp/entry/2017/07/21/113724","version":"1.0","type":"rich","categories":["ESP32","Espruino"],"description":"ESP32\u3067\u306f\u30a2\u30ca\u30ed\u30b0\u51fa\u529b\u306bPWM(Pulse Width Modulation)\u3068DAC(Digital-Analog Converter)\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 PWM\u51fa\u529b\u306fDAC\u51fa\u529b\u7528\u7aef\u5b50\u3092\u9664\u304f\u4efb\u610f\u306e\u51fa\u529b\u7aef\u5b50\u306b\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 DAC\u51fa\u529b\u306fPin25\u3068Pin26\u306e\u307f\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 PWM\u51fa\u529b PWM\u306f\u5408\u8a088\u672c\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002 \u6307\u5b9a\u3067\u304d\u308b\u5468\u6ce2\u6570\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u5468\u6ce2\u6570(5000Hz)\u3068\u305d\u306e\u4ed6\u306e\u5468\u6ce2\u65703\u7a2e\u985e\u306e\u5408\u8a084\u7a2e\u985e\u3067\u3059\u3002 \u305f\u3060\u3057\u3001\u305d\u306e\u4ed6\u306e\u5468\u6ce2\u6570\u306f\u540c\u3058\u5468\u6ce2\u6570\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u4f7f\u7528\u3057\u305f\u5206\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u307e\u3059\u3002 \u3064\u307e\u308a\u30011000Hz\u30923\u3064\u6307\u5b9a\u3059\u308b\u3068\u3001\u305d\u308c\u4ee5\u4e0a\u30c7\u30d5\u30a9\u30eb\u30c8\u5468\u6ce2\u6570\u4ee5\u5916\u3067\u306f\u4f7f\u7528\u3067\u304d\u307e\u305b\u3093\u3002 \u51fa\u529b\u5024\u306f\u2026","blog_title":"\u3044\u3063\u307a\u30fc\u3061\u3083\u3093\u306e \u3044\u308d\u3044\u308d\u3084\u3063\u3066\u307f\u3088\uff5e","provider_name":"Hatena Blog","image_url":null,"width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fippei8jp.hatenablog.jp%2Fentry%2F2017%2F07%2F21%2F113724\" title=\"Espruino on ESP32 \u3067PWM &amp; DAC - \u3044\u3063\u307a\u30fc\u3061\u3083\u3093\u306e \u3044\u308d\u3044\u308d\u3084\u3063\u3066\u307f\u3088\uff5e\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/ippei8jp/","provider_url":"https://hatena.blog","height":"190","blog_url":"https://ippei8jp.hatenablog.jp/","title":"Espruino on ESP32 \u3067PWM & DAC"}