{"id":4996,"date":"2016-10-05T20:07:29","date_gmt":"2016-10-05T11:07:29","guid":{"rendered":"https:\/\/okiraku-camera.tokyo\/blog\/?p=4996"},"modified":"2016-10-08T15:46:14","modified_gmt":"2016-10-08T06:46:14","slug":"esp-wroom-02%e3%81%aegpio0%e3%81%a815%e3%82%92%e4%bd%bf%e3%81%86","status":"publish","type":"post","link":"https:\/\/okiraku-camera.tokyo\/blog\/?p=4996","title":{"rendered":"ESP-WROOM-02\u306eLIGHT-SLEEP\u3068GPIO\u3067\u306e\u5fa9\u5e30"},"content":{"rendered":"<h2>\u6982\u8981<\/h2>\n<p>ESP-WROOM-02\u306e\u30b3\u30a2\u306b\u3042\u305f\u308bESP8266EX\u306b\u306f\u30013\u7a2e\u985e\u306e\u30b9\u30ea\u30fc\u30d7\u30e2\u30fc\u30c9\u304c\u3042\u308b\u304c\u3001\u4eca\u56de\u306fGPIO\u306b\u3064\u306a\u3044\u3060\u30b9\u30a4\u30c3\u30c1\u306e\u64cd\u4f5c\u306b\u3088\u3063\u3066\u30b9\u30ea\u30fc\u30d7\u72b6\u614b (light-sleep) \u304b\u3089\u5fa9\u5e30\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u304b\u3001\u3068\u3044\u3046\u78ba\u8a8d\u3092\u884c\u3063\u305f\u3002<\/p>\n<p>\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8 (<em>ESP8266 Datasheet version 4.4, August 1, 2015<\/em> ) \u306b\u3088\u308c\u3070\u3001\u30b9\u30ea\u30fc\u30d7\u30e2\u30fc\u30c9\u306b\u306f3\u7a2e\u985e\u3042\u308a\u3001\u30b9\u30ea\u30fc\u30d7\u6642\u306e\u6d88\u8cbb\u96fb\u529b\u304c\u6700\u5c0f\u306a\u306e\u306fdeep-sleep\u30e2\u30fc\u30c9\u3068\u3042\u308b\u3002deep-sleep\u30e2\u30fc\u30c9\u306b\u5165\u3063\u305f\u5834\u5408\u3001\u5916\u90e8\u304b\u3089\u5fa9\u5e30\u3055\u305b\u308b\u305f\u3081\u306b\u306fRST\u30d4\u30f3\u306b\u4f5c\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u30ea\u30bb\u30c3\u30c8\u3068\u898b\u5206\u3051\u308b\u305f\u3081\u306b\u5916\u4ed8\u3051\u56de\u8def\u304c\u5fc5\u8981\u306b\u306a\u308b\u3060\u308d\u3046\u3002<br \/>\n\u3053\u306e\u30e2\u30fc\u30c9\u306e\u7528\u9014\u3068\u3057\u3066\u306f\u3001\u4e00\u5b9a\u306e\u6642\u9593\u9593\u9694\u3067\u76ee\u899a\u3081\u3066\u3001\u4f55\u304b\u3084\u3063\u3066\u3001\u307e\u305f\u5bdd\u308b\u3068\u3044\u3063\u305f\u7e70\u308a\u8fd4\u3057\u7528\u9014\u304c\u5206\u304b\u308a\u3084\u3059\u3044\uff08<a href=\"https:\/\/okiraku-camera.tokyo\/blog\/?p=4738\">\u6e29\u5ea6\uff0f\u6e7f\u5ea6\u306e\u8a08\u6e2c\u3067\u4f7f\u3063\u305f<\/a>\uff09\u3002<\/p>\n<p>\u6b21\u306b\u6d88\u8cbb\u96fb\u529b\u304c\u5c11\u306a\u3044\u306e\u304clight-sleep\u30e2\u30fc\u30c9\u3067\u3001\u901a\u4fe1\u304c\u884c\u308f\u308c\u306a\u3044\u3068\u304d\u306b\u306fWiFi\u7528\u306eRF\u56de\u8def\u3092\u30aa\u30d5\u306b\u3059\u308b\u3068\u3068\u3082\u306bCPU\u306e\u5b9f\u884c\u3092\u30b5\u30b9\u30da\u30f3\u30c9\u3057\u3001\u7d040.9mA\u7a0b\u5ea6\u306e\u6d88\u8cbb\u96fb\u529b\u306b\u306a\u308b\u3068\u3044\u3046\u3002\u305f\u3060\u3057\u3001WIFI_STA mode (\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u30e2\u30fc\u30c9) \u3067\u306e\u307f\u6709\u52b9\u3002<\/p>\n<p>\u3082\u3046\u4e00\u3064\u304cmodem-sleep\u30e2\u30fc\u30c9\u3060\u304c\u3001\u3053\u308c\u306fCPU\u306e\u52d5\u4f5c\u3092\u7dad\u6301\u3057\u305f\u307e\u307e\u3001\u975e\u901a\u4fe1\u6642\u306bWiFi\u7528\u306eRF\u56de\u8def\u3092\u30aa\u30d5\u306b\u3057\u3066\u96fb\u529b\u3092\u6291\u3048\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3001\u7d0415mA\u6d88\u8cbb\u3059\u308b\u3068\u66f8\u3044\u3066\u3042\u308b\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001GPIO\u30d4\u30f3\u306b\u63a5\u7d9a\u3057\u305f\u30bf\u30af\u30c8\u30b9\u30a4\u30c3\u30c1\u306e\u64cd\u4f5c\u306b\u3088\u3063\u3066light-sleep\u30e2\u30fc\u30c9\u306e\u958b\u59cb\u3068\u7d42\u4e86\u304c\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u8a66\u3059\u3053\u3068\u306b\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2016\/10\/341302309be9360dd1fed5d75cf81b25.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-5025\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2016\/10\/341302309be9360dd1fed5d75cf81b25-552x414.jpg\" alt=\"AE-ESP-WROOM-02\" width=\"552\" height=\"414\" \/><\/a><\/p>\n<h2>\u56de\u8def<\/h2>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u56de\u8def\u306b\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2016\/10\/WROOM02-LED-1-2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-5060\" src=\"https:\/\/okiraku-camera.tokyo\/blog\/wp-content\/uploads\/2016\/10\/WROOM02-LED-1-2-552x345.png\" alt=\"wroom02-led-1\" width=\"552\" height=\"345\" \/><\/a><\/p>\n<p>IO0\u3001IO2\u3068RST\u306b\u30bf\u30af\u30c8\u30b9\u30a4\u30c3\u30c1\u3092\u63a5\u7d9a\u3057\u3001\u3044\u305a\u308c\u3082\u62bc\u4e0b\u6642\u306bGND\u306b\u63a5\u7d9a\u3059\u308b\u3002<\/p>\n<p>\u203b \u5f53\u521d\u306e\u6295\u7a3f\u3067\u306f\u3001\u56de\u8def\u56f3\u306b\u9593\u9055\u3048\u304c\u3042\u3063\u305f\u306e\u3067\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002\u78ba\u8a8d\u3057\u306a\u304c\u3089\u3084\u3063\u3066\u307e\u3059\u304c\u3001\u305f\u307e\u306b\u5927\u304d\u306a\u9593\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u63b2\u8f09\u3057\u3066\u3044\u308b\u56de\u8def\u3092\u4f5c\u3063\u3066\u307f\u308b\u969b\u306b\u306f\u3001\u78ba\u8a8d\u3092\u304a\u9858\u3044\u3057\u307e\u3059\u3002<\/p>\n<p>\u4eca\u307e\u3067\u306e\u56de\u8def\u304b\u3089\u5b97\u65e8\u66ff\u3048\uff08\uff1f\uff09\u3057\u3066\u3001\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\u3092\u6307\u5b9a\u3059\u308bGPIO\u30dd\u30fc\u30c8\u3082\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u4f7f\u3046\u3053\u3068\u306b\u3057\u305f\u3002<br \/>\n\u4e0a\u306e\u56de\u8def\u3067\u306f\u3001SW1\u3092\u62bc\u3057\u306a\u304c\u3089RESET\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3068UART \u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30e2\u30fc\u30c9\u3068\u306a\u308b\u3057\u3001SW1\u306b\u89e6\u3089\u305a\u306bRESET\u3092\u62bc\u3057\u305f\u308a\u96fb\u6e90\u3092\u6295\u5165\u3059\u308b\u3068\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\u306b\u306a\u3063\u3066\u30b9\u30b1\u30c3\u30c1\u304c\u8d70\u308a\u51fa\u3059\u3002\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30e2\u30fc\u30c9\u306b\u3059\u308b\u969b\u306b\u306f\u3001SW1\u3092\u62bc\u3057\u305f\u307e\u307e\u306b\u3057\u3066\u3061\u3087\u3063\u3068\u65e9\u304fRESET\u30dc\u30bf\u30f3\u3092\u96e2\u3059\u306e\u304c\u30b3\u30c4\u3002<\/p>\n<p>\u4eca\u3055\u3089\u3060\u3051\u3069\u3001\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\u306b\u3064\u3044\u3066\u306e\u5fa9\u7fd2\u3002<\/p>\n<h3>UART\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30e2\u30fc\u30c9\u3068\u30d5\u30e9\u30c3\u30b7\u30e5\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9<\/h3>\n<p>\u5f53\u521d\u304b\u3089\u53c2\u8003\u306b\u3057\u3066\u304d\u305f\u3001Espressif Systems\u306e\u00a0<em>ESP8266EX Hardware User Guide<\/em>\u00a0 (Version1.1, \u00a0Jun. 1. 2015) \u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u3044\u3066\u3042\u3063\u305f\u3002<\/p>\n<blockquote><p>By default the Flash is empty. Therefore, the following \u00a0procedures should be followed when you\u00a0burn the programs into the Flash:<br \/>\n\u2022 Before burning, set the module to work under UART Download mode;<br \/>\n\u2022 Pull IO15 and IO0 to low-voltage level, leave IO2 dangled;<br \/>\n\u2022 Burning the programs into Flash;<br \/>\n\u2022 Burning the program into Flash using flash downloading tools;<br \/>\n\u2022 After burning the programs into Flash, pull down IO15 to low-voltage level, keep IO2 dangled,\u00a0and pull up IO0 to high-voltage level. The module is then shifted from UART Download mode to\u00a0the Flash Boot mode;<br \/>\n\u2022 The initialisation would read and run programs from Flash after it is powered on.<\/p><\/blockquote>\n<p>\uff08\u95a2\u9023\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u985e\u306f\u00a0<a href=\"https:\/\/espressif.com\/en\/support\/download\/documents\">https:\/\/espressif.com\/en\/support\/download\/documents<\/a> \u304b\u3089\u5165\u624b\u3067\u304d\u308b\u3002\u4e0a\u306b\u63b2\u3052\u305f\u6587\u66f8\u306f\u3059\u3067\u306b\u898b\u5f53\u305f\u3089\u306a\u3044\u304c\u3001\u6539\u8a02\u7248\u3068\u601d\u308f\u308c\u308b\u00a0<em>ESP8266 System Description<\/em>\u00a0\u306b\u540c\u3058\u5185\u5bb9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3002\uff09<\/p>\n<p>\u3053\u306e\u6587\u7ae0\u3067\u6c17\u306b\u306a\u308b\u306e\u306f\u3001IO2\u3092<em>dangled<\/em>\u306b\u3057\u3066\u304a\u3051\u3068\u3044\u3046\u8a18\u8ff0\u3067\u3001\u7d20\u76f4\u306b\u8aad\u3081\u3070\u30d6\u30e9\u30d6\u30e9\u306b\u3057\u3066\u304a\u3051\u3001\u3064\u307e\u308a\u4f55\u3082\u3064\u306a\u3050\u306a\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u306f\u306a\u3044\u304b\u306a\u3002<\/p>\n<p>\u4eca\u307e\u3067\u4f5c\u3063\u305f\u3064\u305f\u306a\u3044\u56de\u8def\u3067\u306f\u3001IO0\u306b\u3088\u3063\u3066\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\u306e\u5207\u66ff\u3048\u3092\u884c\u3044\u3001IO15\u306f\u30d7\u30eb\u30c0\u30a6\u30f3\u3057\u305f\u307e\u307e\u4f7f\u3063\u3066\u304d\u3066\u3044\u308b\u3002\u554f\u984c\u306eIO2\u306f\u304a\u304a\u3080\u306d\u672a\u63a5\u7d9a\u306e\u307e\u307e\u4f7f\u3063\u3066\u3044\u308b\u304c\u3001\u5148\u65e5\u4f5c\u3063\u305f\u8d64\u5916\u7dda\u53d7\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u306fIO2\u306b\u63a5\u7d9a\u3057\u305f\u3002\u3053\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u30a2\u30af\u30c6\u30a3\u30d6L\u51fa\u529b\u306a\u306e\u3067\u3001\u30d6\u30fc\u30c8\u6642\u306b\u306fH\u30ec\u30d9\u30eb\u3068\u306a\u3063\u3066\u3044\u305f\u306f\u305a\u3002<br \/>\n\u8a66\u3057\u306bIO2\u3092GND\u306b\u63a5\u7d9a\u3057\u3066\u30ea\u30bb\u30c3\u30c8\u3057\u3001\u30b9\u30b1\u30c3\u30c1\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3092\u8a66\u307f\u308b\u3068\u3001<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #ff6600;\"><em>warning: espcomm_sync failed<\/em><\/span><br \/>\n<span style=\"color: #ff6600;\"><em>error: espcomm_open failed<\/em><\/span><br \/>\n<span style=\"color: #ff6600;\"><em>error: espcomm_upload_mem failed<\/em><\/span><\/p>\n<p>\u3068\u306a\u3063\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306f\u5931\u6557\u3057\u305f\u3002\u540c\u69d8\u306b\u3001\u3053\u306e\u72b6\u614b\u3067IO0\u3092\u30d7\u30eb\u30a2\u30c3\u30d7\u3057\u3066\u30ea\u30bb\u30c3\u30c8\uff08\u30d5\u30e9\u30c3\u30b7\u30e5\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\uff09\u3057\u3066\u307f\u3066\u3082\u3001\u30b9\u30b1\u30c3\u30c1\u306f\u958b\u59cb\u3057\u306a\u304b\u3063\u305f\u3002<br \/>\n\u3064\u307e\u308a\u3001\u30ea\u30bb\u30c3\u30c8\u6642\u306bUART\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u307e\u305f\u306f\u30d5\u30e9\u30c3\u30b7\u30e5\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\u3067\u30d6\u30fc\u30c8\u3057\u305f\u3044\u3068\u304d\u306b\u306f\u3001<span style=\"text-decoration: underline;\">IO2\u306fH\u30ec\u30d9\u30eb\uff08\u30d7\u30eb\u30a2\u30c3\u30d7\uff09\u307e\u305f\u306fNC\u3068\u3057\u3066<\/span>\u304a\u304f\u5fc5\u8981\u304c\u3042\u308b\u3088\u3046\u3060\u3002<\/p>\n<p>\u4eca\u56de\u306e\u56de\u8def\u3067\u306f\u3001\u30d6\u30fc\u30c8\u30e2\u30fc\u30c9\u6307\u5b9a\u306b\u3082\u7528\u3044\u308b\u30d4\u30f3\u306e\u5f79\u5272\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u305f\u3002<\/p>\n<ul>\n<li>IO0\u3068IO2<br \/>\n\u5165\u529b\u7528\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u3001\u5e38\u6642H\u30a2\u30af\u30c6\u30a3\u30d6L\u3068\u306a\u308b\u3088\u3046\u306a\u30b9\u30a4\u30c3\u30c1\u64cd\u4f5c\u306e\u691c\u51fa\u7528\u3002<\/li>\n<li>IO15<br \/>\n\u51fa\u529b\u7528\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u3001\u30d7\u30eb\u30c0\u30a6\u30f3\u62b5\u6297\u3068\u4e26\u5217\u306bLED\uff08\u304a\u3088\u3073\u62b5\u6297\uff09\u3092\u63a5\u7d9a\u3057\u305f\u3002HIGH\u306e\u51fa\u529b\u3067\u70b9\u706f\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>\u30b9\u30b1\u30c3\u30c1<\/h2>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u308b\u3002<\/p>\n<ul>\n<li>delay()\u3092\u5165\u308c\u305floop() \u306b\u3088\u308a\u3001\u7d041.2\u79d2\u9593\u9694\u3067LED\u304c\u70b9\u6ec5\u3059\u308b\u3002<\/li>\n<li>IO0\u306b\u63a5\u7d9a\u3057\u305fSW1\u3092\u62bc\u3059\u3068\u30b9\u30ea\u30fc\u30d7\u72b6\u614b\u306b\u5165\u308a\u3001\u3082\u3046\u4e00\u5ea6\u62bc\u3059\u3068\u5fa9\u5e30\u3059\u308b\u3002<\/li>\n<li>IO2\u306b\u63a5\u7d9a\u3057\u305fSW2\u3092\u62bc\u3059\u3068\u3001\u975e\u63a5\u7d9a\u306a\u3089\u3070\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u63a5\u7d9a\u3057\u3001\u63a5\u7d9a\u4e2d\u306a\u3089\u5207\u65ad\u3059\u308b\u3002\u306a\u304a\u3001\u30b9\u30ea\u30fc\u30d7\u4e2d\u306b\u62bc\u3059\u3068\u3001\u30b9\u30ea\u30fc\u30d7\u304b\u3089\u5fa9\u5e30\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>WiFi\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u63a5\u7d9a\u306f\u3001\u30c6\u30b9\u30bf\u30fc\u3067\u96fb\u6d41\u3092\u6e2c\u308a\u305f\u304b\u3063\u305f\u3053\u3068\u3068\u3001\u30b9\u30ea\u30fc\u30d7\u3078\u306e\u5f71\u97ff\u3092\u898b\u305f\u304b\u3063\u305f\u304b\u3089\u3002<\/p>\n<pre class=\"lang:c++ decode:true\" title=\"ESP_LED_TEST2\">\/\/ WROOM02-LED-1.ce3\u7528\r\n#include &lt;ESP8266WiFi.h&gt;\r\nextern \"C\" {\r\n  #include \"user_interface.h\"\r\n  #include \"gpio.h\"\r\n}\r\n\r\n#define START_MSG String(__FILE__) + \" start.\"\r\n#define RED_LED 15\r\n#define SW1 0\r\n#define SW2 2\r\nconst char* ssid = \"ssid\";\r\nconst char* password = \"password\";\r\nvoid ap_connect() {\r\n  digitalWrite(RED_LED, 0);\r\n  Serial.println(\"\\nstart ap_connect()\");\r\n  WiFi.mode(WIFI_STA);\r\n  wifi_station_set_auto_connect(false);\r\n  WiFi.begin(ssid, password); \r\n  int n;\r\n  while ((n = WiFi.status()) != WL_CONNECTED) {\r\n    Serial.print(String(n) + \" \");\r\n    delay(500);\r\n    if (n == WL_NO_SSID_AVAIL || n == WL_CONNECT_FAILED)\r\n      WiFi.reconnect();\r\n  }\r\n  Serial.println(\"\\nap_connect() done.\");\r\n}\r\n\r\nvoid ap_disconnect() {\r\n  if (WiFi.status() != WL_CONNECTED)\r\n    return;  \r\n  WiFi.disconnect();\r\n  int n;\r\n  while ((n = WiFi.status()) != WL_IDLE_STATUS) {\r\n    Serial.print(String(n) + \" \");\r\n    delay(100);\r\n  }        \r\n  Serial.println(\"ap_disconnect() done.\");\r\n}\r\n\r\nvoid setup() {\r\n  Serial.begin(115200);\r\n  delay(10);\r\n  Serial.println(\"\\n\" + START_MSG);\r\n  WiFi.mode(WIFI_STA);\r\n  pinMode(RED_LED, OUTPUT);\r\n  digitalWrite(RED_LED, 0);\r\n  pinMode(SW1, INPUT);\r\n  pinMode(SW2, INPUT);\r\n}\r\n\r\nvoid fpm_wakup_cb(void)\r\n{\r\n  Serial.println(\"fpm_wakup_cb start\");\r\n  gpio_pin_wakeup_disable();\r\n  wifi_fpm_close(); \/\/ disable force sleep function\r\n}\r\n\r\nvoid start_light_sleep() {\r\n  Serial.println(\"start_light_sleep() start.\");\r\n  digitalWrite(RED_LED, 0);\r\n  ap_disconnect();\r\n  WiFi.mode(WIFI_OFF);\r\n  wifi_set_opmode_current(NULL_MODE); \r\n  wifi_fpm_set_sleep_type(LIGHT_SLEEP_T); \r\n  wifi_fpm_open();\r\n  gpio_pin_wakeup_enable(0, GPIO_PIN_INTR_LOLEVEL);\r\n  gpio_pin_wakeup_enable(2, GPIO_PIN_INTR_LOLEVEL); \r\n  wifi_fpm_set_wakeup_cb(fpm_wakup_cb); \/\/ Set wakeup callback\r\n  wifi_fpm_do_sleep(0xFFFFFFF); \/\/ sleep until gpio activity.\r\n  delay(10);\r\n  Serial.println(\"start_light_sleep() wake up.\");\r\n}\r\n\r\nvoid loop() {\r\n  static int counter = 0;\r\n  delay(400);\r\n  if (counter++ % 3 == 0) {\r\n    digitalWrite(RED_LED, digitalRead(RED_LED) ^ 1);\r\n    Serial.print(\".\");\r\n  }\r\n  if (digitalRead(SW1) == LOW) {\r\n    Serial.println(\"\\nsw1_pushed\");\r\n     start_light_sleep();\r\n  } else if (digitalRead(SW2) == LOW) {\r\n    Serial.println(\"\\nsw2_pushed\");\r\n    if (WiFi.status() != WL_CONNECTED)\r\n      ap_connect();\r\n    else\r\n      ap_disconnect();     \r\n  }\r\n}\r\n<\/pre>\n<h3>\u30b9\u30b1\u30c3\u30c1\u306b\u3064\u3044\u3066<\/h3>\n<p>\u203b light-sleep\u3078\u306e\u5165\u308a\u65b9\u3084\u5fa9\u5e30\u306b\u3064\u3044\u3066\u306f\u3001<strong><em>ESP8266 SDK API Guide. Version 1.5.4, 2016.04<\/em><\/strong> \u3092\u53c2\u8003\u306b\u3057\u305f\u3002\u305f\u3060\u3001Example \u3068\u3057\u3066\u793a\u3055\u308c\u3066\u3044\u308b\u30b3\u30fc\u30c9\u3067\u306f\u3046\u307e\u304f\u3044\u304b\u305a\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n<h6>void setup()<\/h6>\n<p>I\/O\u30d4\u30f3\u306e\u30e2\u30fc\u30c9\u6307\u5b9a\u306a\u3069\u3002<\/p>\n<h6>bool ap_connect()<\/h6>\n<p>WiFi\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u63a5\u7d9a\u7528\u306e\u95a2\u6570\u3002\u76f8\u5909\u308f\u3089\u305a\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u3064\u306a\u304c\u308a\u96e3\u3044\u5834\u6240\u306a\u306e\u3067\u3001WiFi.reconnect() \u3092\u631f\u3093\u3067\u3044\u308b\u3002<br \/>\nlight-sleep \u6642\u306bWiFi\u3092\u7121\u52b9\u306b\u3059\u308b\u3053\u3068\u304b\u3089\u3001\u660e\u793a\u7684\u306b\u00a0WiFi.mode(WIFI_STA); \u00a0\u3092\u4f7f\u3063\u3066\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u30e2\u30fc\u30c9\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n<h6>void ap_disconnect()<\/h6>\n<p>WiFi\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u306e\u5207\u65ad\u7528\u3002\u308f\u3056\u308f\u3056\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u898b\u3066\u3044\u308b\u7406\u7531\u306b\u3064\u3044\u3066\u306f\u5f8c\u8ff0\u3002<\/p>\n<h6>\u00a0void start_light_sleep()\u3068void fpm_wakup_cb(void)<\/h6>\n<p>light-sleep\u306e\u958b\u59cb\u3068\u7d42\u4e86\u6642\u306e\u5f8c\u59cb\u672b\u306e\u305f\u3081\u306e\u95a2\u6570\u3002<br \/>\n<em>start_light_sleep()<\/em>\u3067\u306f\u3001\u307e\u305aWiFi\u306e\u5207\u65ad\u3068\u5229\u7528\u3092\u7981\u6b62\u3057\u3001\u305d\u306e\u5f8c\u30b9\u30ea\u30fc\u30d7\u306b\u95a2\u308f\u308b\u64cd\u4f5c\u3092\u884c\u3063\u3066\u3044\u308b\u3002<\/p>\n<ul>\n<li><em>wifi_fpm_set_sleep_type();<br \/>\n<\/em>\u30b9\u30ea\u30fc\u30d7\u30e2\u30fc\u30c9\u3092\u6307\u5b9a\u3059\u308b\u3002<em>wifi_fpm_open()<\/em>\u306e\u524d\u306b\u5b9f\u884c\u3059\u308b\u3002<\/li>\n<li><em>wifi_fpm_open();<br \/>\n<\/em>\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u308b\u30b9\u30ea\u30fc\u30d7\u306e\u8a31\u53ef\u3002<\/li>\n<li><em>gpio_pin_wakeup_enable(pin_no, GPIO_PIN_INTR_LOLEVEL);<br \/>\n<\/em>IO0\u3068IO2\u306e\u3044\u305a\u308c\u304b\u304cLOW\u306b\u306a\u3063\u305f\u3089\u30a6\u30a7\u30fc\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3088\u3046\u306b\u30012\u884c\u66f8\u3044\u3066\u3044\u308b\u3002\u8a66\u3057\u3066\u307f\u305f\u3089\u3044\u305a\u308c\u306e\u30b9\u30a4\u30c3\u30c1\u3092\u62bc\u3057\u3066\u3082\u30b9\u30ea\u30fc\u30d7\u304b\u3089\u5fa9\u5e30\u3057\u305f\u3002<br \/>\n\u304a\u305d\u3089\u304f\u3001ligh-sleep\u5fa9\u5e30\u5c02\u7528\u306egpio\u5272\u8fbc\u307f\u30cf\u30f3\u30c9\u30e9\u3092\u5272\u308a\u5f53\u3066\u308b\u306e\u3060\u308d\u3046\uff08\u60f3\u50cf\u3067\u3059\u304c\uff09\u3002<\/li>\n<li><em>wifi_fpm_set_wakeup_cb(cb_func);<br \/>\n<\/em>\u30a6\u30a7\u30fc\u30af\u30a2\u30c3\u30d7\u6642\u306e\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u6307\u5b9a\u3002\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u306f\u3001\u30b9\u30ea\u30fc\u30d7\u306b\u95a2\u308f\u308b\u5f8c\u59cb\u672b\u5c02\u7528\u3068\u8003\u3048\u305f\u65b9\u304c\u826f\u3055\u305d\u3046\u3060\u3063\u305f\u3002<\/li>\n<li><em>wifi_fpm_do_sleep(0xFFFFFFF);<br \/>\n<\/em>\u30b9\u30ea\u30fc\u30d7\u958b\u59cb\u3002\u5f15\u6570\u306e0xFFFFFFF \u306b\u3088\u308a\u3001\u30bf\u30a4\u30de\u30fc\u3067\u306f\u306a\u304fGPIO\u5165\u529b\u306e\u5909\u5316\u306b\u3088\u3063\u3066\u30a6\u30a7\u30fc\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3002<br \/>\n\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u3001\u30a6\u30a7\u30fc\u30af\u30a2\u30c3\u30d7\u307e\u3067\u306e\u6642\u9593\uff08\u03bc\u79d2\u5358\u4f4d\uff09\u3092\u6307\u5b9a\u3059\u308b\u3089\u3057\u3044\uff08\u8a66\u3057\u3066\u3044\u306a\u3044\uff09\u3002<\/li>\n<li><em>delay(10);<br \/>\n<\/em>\u5b9f\u969b\u306e\u30b9\u30ea\u30fc\u30d7\u304c\u958b\u59cb\u3059\u308b\u306e\u306f\u3001<em>wifi_fpm_do_sleep()<\/em>\u306e\u547c\u51fa\u3057\u5f8c\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306b\u5165\u3063\u305f\u6642\u70b9\u3068\u3044\u3046\u3053\u3068\u306a\u306e\u3067delay()\u3092\u5165\u308c\u305f\u3002<\/li>\n<li><em>gpio_pin_wakeup_disable()<\/em><br \/>\nfpm_wakup_cb() \u3067\u5fc5\u305a\u3084\u3089\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3053\u3068\u306f\u3001\u3053\u306eAPI\u306e\u547c\u3073\u51fa\u3057\u306b\u3088\u308a\u3001GPIO\u30d4\u30f3\u3092light-sleep\u5fa9\u5e30\u76ee\u7684\u304b\u3089\u5207\u308a\u96e2\u3059\u3053\u3068\u3060\u3063\u305f\u3002\u3053\u308c\u3092\u547c\u3070\u306a\u3044\u3068\u3001\u30b9\u30ea\u30fc\u30d7\u5fa9\u5e30\u5f8c\u306bIO\u30d4\u30f3\u304c\u5f53\u521d\u306e\u76ee\u7684\u3092\u679c\u305f\u3055\u306a\u304f\u306a\u3063\u305f\u3002<\/li>\n<li><em>wifi_fpm_close()<\/em><br \/>\n<em>wifi_fpm_open(); <\/em>\u3068\u5bfe\u306b\u306a\u3063\u3066\u3044\u3066\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u308b\u30b9\u30ea\u30fc\u30d7\u52d5\u4f5c\u3092\u7981\u6b62\u3059\u308b\u3002\u306a\u304a\u3001<em>wifi_fpm_do_wakeup();<\/em> \u306f\u4e0d\u8981\u3002<\/li>\n<li><em>fpm_wakup_cb()<\/em>\u5185\u3067ap_connect() \u3092\u547c\u3093\u3067\u307f\u305f\u3089\u3001Exception (9)\u304c\u8d77\u304d\u3066\u843d\u3061\u3066\u3057\u307e\u3046\u3002\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u5185\u306b\u306flight-sleep\u304b\u3089\u306e\u5fa9\u5e30\u306b\u5fc5\u8981\u306a\u3053\u3068\u4ee5\u5916\u306f\u66f8\u304b\u306a\u3044\u65b9\u304c\u826f\u3055\u305d\u3046\u3067\u3042\u308b\u3002<\/li>\n<\/ul>\n<h4>ap_disconnect() \u3067\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u898b\u3066\u3044\u308b\u7406\u7531<\/h4>\n<p>\u5f53\u521d\u306f\u3001<em>start_light_sleep()<\/em> \u5185\u306b <em>WiFi.disconnect()<\/em>; \u3068\u66f8\u3044\u3066\u3044\u305f\u306e\u3060\u304c\u3001\u306a\u305c\u304b\u00a0<em>wifi_fpm_do_sleep() <\/em>\u306e\u5f8c\u306e<em>delay()<\/em> \u3092\u629c\u3051\u3066\u3001\u30b7\u30ea\u30a2\u30eb\u30e2\u30cb\u30bf\u51fa\u529b\u306e\u5f8c\u3067light-sleep\u306b\u7a81\u5165\u3059\u308b\u3053\u3068\u304c\u591a\u304b\u3063\u305f\u3002\u3082\u3057\u304b\u3057\u305f\u3089 loop() \u307e\u3067\u623b\u3063\u3066\u3044\u305f\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n<p>\u3053\u3046\u3044\u3046\u52d5\u304d\u3092\u3059\u308b\u7406\u7531\u3092\u8003\u3048\u3066\u307f\u308b\u3068\u3001<em>WiFi.disconnect()<\/em> \uff08\u00a0<em><span class=\"pl-c1\">wifi_station_disconnect<\/span>()<\/em> \uff09 \u306f\u3001\u5207\u65ad\u306e\u958b\u59cb\u304b\u3089\u5207\u65ad\u30b9\u30c6\u30fc\u30bf\u30b9\u306e\u78ba\u8a8d\u307e\u3067\u3092\u5b9f\u65bd\u3059\u308b\u51e6\u7406\u3092\u30ad\u30c3\u30af\u3059\u308b\u3068\u3059\u3050\u306b\u5236\u5fa1\u3092\u623b\u3059\u3088\u3046\u306b\u601d\u3048\u308b\u3002WL_IDLE_STATUS \u306b\u306a\u308b\u307e\u3067\u306b\u30d5\u30a9\u30a2\u30b0\u30e9\u30a6\u30f3\u30c9\u5074\u306e\u51e6\u7406\u306f\u3069\u3093\u3069\u3093\u9032\u307f\u3001<em>wifi_fpm_do_sleep()\u00a0<\/em>\u3067\u306elight-sleep\u958b\u59cb\u6307\u793a\u3082\u30da\u30f3\u30c7\u30a3\u30f3\u30b0\u3055\u308c\u305f\u307e\u307e\u306b\u306a\u308b\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3002<br \/>\n\u60f3\u50cf\u306e\u6b63\u3057\u3055\u306f\u5206\u304b\u3089\u306a\u3044\u304c\u3001\u5c11\u306a\u304f\u3068\u3053\u306e\u3088\u3046\u306a<em>ap_disconnect()<\/em> \u95a2\u6570\u3092\u7528\u610f\u3059\u308b\u3053\u3068\u3067\u3001<em>wifi_fpm_do_sleep()<\/em> \u76f4\u5f8c\u306e<em> delay()<\/em> \u3067\u30b9\u30ea\u30fc\u30d7\u72b6\u614b\u306b\u7a81\u5165\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n<h2>\u304d\u3087\u3046\u306e\u307e\u3068\u3081<\/h2>\n<p>\u30b9\u30ea\u30fc\u30d7\u304b\u3089\u5fa9\u5e30\u3059\u308b\u305f\u3081\u306e\u30bd\u30fc\u30b9\u3068\u3057\u3066\u306f\u3001\u30b9\u30a4\u30c3\u30c1\u306e\u4ed6\u306b\u30bb\u30f3\u30b5\u30fc\u51fa\u529b\u304c\u8003\u3048\u3089\u308c\u308b\u3002\u307e\u305f\u3001\u8907\u6570\u306eGPIO\u30d4\u30f3\u3092\u5fa9\u5e30\u306b\u4f7f\u3048\u305f\u3053\u3068\u304b\u3089\u3001\u3044\u308d\u3044\u308d\u306a\u30bd\u30fc\u30b9\u306e\u4fe1\u53f7\u3092\u30ef\u30a4\u30e4\u30fc\u30c9OR\u3057\u3066\u30ec\u30d9\u30eb\u30bb\u30f3\u30b9\u3059\u308b\u3088\u3046\u306a\u5fc5\u8981\u3082\u306a\u3044\u3060\u308d\u3046\u3002<\/p>\n<p>\u5b89\u3044\u30c6\u30b9\u30bf\u30fc\u3067\u3082\u3063\u3066\u30d6\u30ec\u30c3\u30c9\u30dc\u30fc\u30c9\u306e+3.3V\u3068WROOM-02\u306e3V3\u306e\u9593\u306e\u96fb\u6d41\u5024\u3092\u8aad\u3093\u3067\u307f\u305f\u3068\u3053\u308d\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5024\u3092\u793a\u3057\u3066\u3044\u305f\u3002<\/p>\n<ul>\n<li>\u30b9\u30b1\u30c3\u30c1\u958b\u59cb\u6642\uff1a 70mA\u524d\u5f8c<\/li>\n<li>AP\u306b\u63a5\u7d9a\u8a66\u884c\u4e2d\uff1a 80mA<\/li>\n<li>AP\u63a5\u7d9a\u5f8c\uff1a 45\uff5e70mA<\/li>\n<li>AP\u5207\u65ad\u5f8c\uff1a 70mA\u524d\u5f8c<\/li>\n<li>light-sleep\u4e2d\uff1a 1mA<\/li>\n<\/ul>\n<p>\u7cbe\u5ea6\u306f\u4f4e\u3044\u304c\u3001\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u66f8\u304b\u308c\u3066\u3044\u308b\u306e\u3068\u304a\u304a\u3080\u306d\u8fd1\u3044\u5024\u304c\u8aad\u307f\u53d6\u308c\u305f\u3002WiFi\u63a5\u7d9a\u6642\u306f\u660e\u793a\u7684\u306a\u901a\u4fe1\u306f\u884c\u3063\u3066\u3044\u306a\u3044\u3002<\/p>\n<p>\u4eca\u56de\u8f09\u305b\u305f\u30b9\u30b1\u30c3\u30c1\u3067\u306f\u3001LED\u7528\u306eIO15\u3092LOW\u306b\u3057\u3066\u304b\u3089\u30b9\u30ea\u30fc\u30d7\u306b\u5165\u3063\u3066\u3044\u308b\u304c\u300162\u884c\u76ee\u3092 <em>digitalWrite(15, HIGH);<\/em> \u3068\u3057\u3066\u3084\u308b\u3068\u3001\u30b9\u30ea\u30fc\u30d7\u4e2d\u3082LED\u306f\u70b9\u706f\u3057\u305f\u307e\u307e\u306b\u306a\u308b\uff08\u5f53\u7136\u306a\u304c\u3089\u30013V3\u306b\u6d41\u308c\u308b\u96fb\u6d41\u306f\u7d043mA\u306b\u306a\u3063\u305f\uff09\u3002\u3064\u307e\u308a\u3001\u51fa\u529b\u30dd\u30fc\u30c8\u306e\u72b6\u614b\u306f\u7dad\u6301\u3055\u308c\u308b\u3088\u3046\u3067\u3042\u308b\u3002<\/p>\n<p>light-sleep\u306f\u5916\u90e8\u304b\u3089\u7c21\u5358\u306b\u5fa9\u5e30\u53ef\u80fd\u3067\u30d7\u30ed\u30b0\u30e9\u30e0\u72b6\u614b\u3082\u30dd\u30fc\u30c8\u72b6\u614b\u3082\u7dad\u6301\u53ef\u80fd\u306a\u30b9\u30ea\u30fc\u30d7\u30e2\u30fc\u30c9\u3067\u306f\u3042\u308b\u306e\u3060\u3051\u3069\u3001\u679c\u305f\u3057\u3066\u5f85\u6a5f\u66421mA\u3067\u30aa\u30fc\u30b1\u30fc\u3067\u3059\u304b\uff1f\u3001\u3068\u3044\u3046\u306e\u304c\u30dd\u30a4\u30f3\u30c8\u304b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981 ESP-WROOM-02\u306e\u30b3\u30a2\u306b\u3042\u305f\u308bESP8266EX\u306b\u306f\u30013\u7a2e\u985e\u306e\u30b9\u30ea\u30fc\u30d7\u30e2\u30fc\u30c9\u304c\u3042\u308b\u304c\u3001\u4eca\u56de\u306fGPIO\u306b\u3064\u306a\u3044\u3060\u30b9\u30a4\u30c3\u30c1\u306e\u64cd\u4f5c\u306b\u3088\u3063\u3066\u30b9\u30ea\u30fc\u30d7\u72b6\u614b (light-sleep) \u304b\u3089\u5fa9\u5e30\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u304b\u3001\u3068\u3044\u3046 &hellip; <a href=\"https:\/\/okiraku-camera.tokyo\/blog\/?p=4996\" class=\"more-link\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">ESP-WROOM-02\u306eLIGHT-SLEEP\u3068GPIO\u3067\u306e\u5fa9\u5e30<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[69],"tags":[65,70],"class_list":["post-4996","post","type-post","status-publish","format-standard","hentry","category-programming","tag-arduino","tag-esp8266"],"_links":{"self":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/posts\/4996","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4996"}],"version-history":[{"count":0,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=\/wp\/v2\/posts\/4996\/revisions"}],"wp:attachment":[{"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/okiraku-camera.tokyo\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}