{"id":214,"date":"2023-06-14T21:01:01","date_gmt":"2023-06-14T13:01:01","guid":{"rendered":"https:\/\/www.gzlcy.cn\/?p=214"},"modified":"2023-06-14T21:01:01","modified_gmt":"2023-06-14T13:01:01","slug":"esp8266%e7%9a%84%e4%bd%8e%e5%8a%9f%e8%80%97%e6%96%b9%e6%a1%88-%e7%9d%a1%e7%9c%a0%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"http:\/\/www.gzlcy.cn\/?p=214","title":{"rendered":"ESP8266\u7684\u4f4e\u529f\u8017\u65b9\u6848-\u7761\u7720\u6a21\u5f0f"},"content":{"rendered":"

\u9632\u706b\u5899 \u8def\u7531\u6a21\u5f0f \u900f\u660e\u6a21\u5f0f_\u6df1\u7761\u7720\u548c\u6d45\u7761\u7720\u591a\u5c11\u662f\u6b63\u5e38\u503c_\u8def\u7531\u5668\u7761\u7720\u6a21\u5f0f\u662f\u4ec0\u4e48\u610f\u601d<\/p>\n

\u5728\u67d0\u4e9b\u65f6\u5019\u6211\u4eec\u8bbe\u8ba1\u7684\u4ea7\u54c1\u53ef\u80fd\u4e0d\u5177\u5907\u6301\u4e45\u4f9b\u7535\u7684\u73af\u5883\uff0c\u90a3\u901a\u5e38\u4f1a\u91c7\u7528\u9502\u7535\u6c60\u3001\u5e72\u7535\u6c60\u4e00\u7c7b\u7684\u8f7b\u4fbf\u578b\u7684\u975e\u6301\u4e45\u6027\u7535\u6e90\u3002\u5f53\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\u65f6\uff0c\u4ea7\u54c1\u7684\u7eed\u822a\u80fd\u529b\u53ef\u80fd\u5c31\u4f1a\u6210\u7528\u6237\u8bc4\u4f30\u4ea7\u54c1\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\uff0c\u52a0\u5927\u7535\u6c60\u5bb9\u91cf\u5f53\u7136\u662f\u6700\u4e3a\u76f4\u63a5\u7684\u65b9\u6848\uff0c\u4f46\u662f\u8fd9\u4e5f\u610f\u5473\u7740\u63d0\u9ad8\u4ea7\u54c1\u7684\u751f\u4ea7\u6210\u672c\u3002\u90a3\u589e\u52a0\u4ea7\u54c1\u7eed\u822a\u80fd\u529b\u7684\u53e6\u4e00\u4e2a\u65b9\u6848\u5c31\u662f\u539f\u81ea\u4ea7\u54c1\u81ea\u8eab\u2014\u2014\u964d\u4f4e\u4e0d\u5fc5\u8981\u7684\u80fd\u6e90\u6d88\u8017\u3002<\/p>\n

ESP8266\u6709\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684\u4f4e\u529f\u8017\u8fd0\u884c\u6a21\u5f0f – \u7761\u7720\u6a21\u5f0f\u3002<\/p>\n

ESP8266\u7cfb\u5217\u4ea7\u54c1\u7684\u7761\u7720\u6a21\u5f0f\u5171\u6709\u4ee5\u4e0b\u51e0\u79cd\u53ef\u9009\uff1a<\/p>\n

No-sleep<\/p>\n

\u6253\u5f00\u82af\u7247\u6240\u6709\u7684\u529f\u80fd\u4f7f\u6240\u6709\u529f\u80fd\u5904\u7406\u957f\u671f\u6301\u4e45\u7684\u5de5\u4f5c\u72b6\u6001\uff0c\u6b64\u65f6\u82af\u7247\u7684\u529f\u8017\u5c06\u5904\u4e8e\u6700\u5927\u72b6\u6001\u3002\u663e\u7136\uff0c\u8fd9\u5e76\u4e0d\u662f\u4e00\u79cd\u63a8\u8350\u7684\u7528\u6cd5\uff0c\u9664\u975eESP8266\u82af\u7247\u8981\u5904\u7406\u957f\u65f6\u95f4\u7684\u5b9e\u65f6\u6027\u4efb\u52a1\uff08\u6b64\u573a\u666f\u5728\u771f\u5b9e\u7684\u4ea7\u54c1\u5e94\u7528\u4e2d\u5e76\u4e0d\u591a\u89c1\uff09\u3002<\/p>\n

Modem-sleep<\/p>\n

Modem-sleep\u662fESP8266\u7684\u9ed8\u8ba4\u7761\u7720\u65b9\u5f0f\u4e14\u4ec5\u5de5\u4f5c\u4e8eStation\u6a21\u5f0f\uff08\u5373\u4e2d\u7ee7\u5668\u6a21\u5f0f AP\uff09\uff0c\u800c\u4e14\u53ea\u6709\u8fde\u63a5\u5230\u8def\u7531\u5668\u540e\u624d\u4f1a\u751f\u6548\u3002<\/p>\n

\u5f53ESP8266\u4ee5AP\u65b9\u5f0f\u8fde\u63a5\u5230\u8def\u7531\u5668\u4e14\u8fd0\u884c\u4e8eModem-sleep\u6a21\u5f0f\u65f6\uff0c\u5b83\u4f1a\u5728\u4e24\u6b21DTIM Beacon\u95f4\u9694\u5185\u5173\u95edWIFI\u7535\u8def\u4ee5\u8fbe\u5230\u7701\u7535\u6548\u679c\uff0c\u5728\u4e0b\u6b21Beacon\u5230\u6765\u524d\u81ea\u52a8\u5524\u9192\u3002\u7761\u7720\u65f6\u95f4\u7531\u8def\u7531\u5668\u7684DTIM Beacon\u65f6\u95f4\u51b3\u5b9a\u3002\u7761\u7720\u7684\u540c\u65f6ESP8266\u53ef\u4ee5\u4fdd\u6301\u4e0e\u8def\u7531\u5668\u7684WI-FI\u8fde\u63a5\uff0c\u5e76\u901a\u8def\u7531\u5668\u63a5\u53d7\u6765\u81ea\u624b\u673a\u6216\u8005\u670d\u52a1\u5668\u7684\u4ea4\u4e92\u4fe1\u606f\u3002<\/p>\n

\u4e00\u822c\u8def\u7531\u5668\u7684DTIM Beacon\u95f4\u9694\u4e3a100ms~1,000ms<\/p>\n

Light-sleep<\/p>\n

Light-sleep\u7684\u5de5\u4f5c\u6a21\u5f0f\u4e0eModem-sleep\u76f8\u4f3c\uff0c\u800c\u4e0d\u540c\u7684\u662f\u9664\u4e86\u5173\u95edWI-FI\u6a21\u5757\u7535\u8def\u4ee5\u5916\uff0c\u5728\u8be5\u6a21\u4e0b\u8fd8\u4f1a\u5173\u95ed\u65f6\u95f4\u5e76\u6682\u505c\u5185\u90e8CPU,\u4ece\u800c\u8fbe\u5230\u6bd4Modem-sleep\u6a21\u5f0f\u66f4\u4f4e\u7684\u529f\u8017\u3002<\/p>\n

Light-sleep\u6a21\u5f0f\u53ef\u7528\u4e8e\u9700\u8981\u4fdd\u6301\u4e0e\u8def\u7531\u5668\u7684\u8fde\u63a5\uff0c\u53ef\u4ee5\u5b9e\u65f6\u54cd\u5e94\u8def\u7531\u5668\u53d1\u6765\u7684\u6570\u636e\u7684\u573a\u5408\u3002\u5e76\u4e14\u5728\u672a\u63a5\u6536\u5230\u547d\u4ee4\u65f6\uff0cCPU\u53ef\u4ee5\u5904\u4e8e\u7a7a\u95f2\u72b6\u6001\u3002\u6bd4\u5982WI-FI\u5f00\u5173\u7684\u5e94\u7528\uff0c\u5927\u6570\u636e\u65f6\u95f4CPU\u662f\u7a7a\u95f2\u7684\uff0c\u76f4\u5230\u6536\u5230\u63a7\u5236\u547d\u4ee4\uff0cCPU\u624d\u9700\u8981\u8fdb\u884cGPIO\u7684\u64cd\u4f5c\u3002<\/p>\n

Deep-sleep<\/p>\n

Deep-sleep\u5219\u662f\u6700\u72e0\u7684\u4e00\u79cd\u7701\u7535\u6a21\u5f0f\u4e86\uff0c\u4f46\u6b64\u6a21\u5f0f\u4e0bESP8266\u5c06\u4f1a\u5173\u95ed\u9664GPIO\u72b6\u6001\u5916\u7684\u6240\u6709\u7684\u7535\u8def\uff0c\u6b64\u65f6ESP8266\u51e0\u4e4e\u5c31\u5904\u4e8e\u5047\u6b7b\u72b6\u6001\uff0c\u5176\u7535\u6d41\u7684\u6d88\u8017\u4ec5\u4ec5\u4e3a20uA\uff01<\/p>\n

\u800c\u4e8b\u5b9e\u4e0aESP8266\u5e76\u4e0d\u4f1a\u6301\u7eed\u5730\u7ef4\u6301\u8fd9\u79cd\u6df1\u5ea6\u7761\u7720\u72b6\u6001\uff0c\u800c\u662f\u5728\u4e00\u4e2a\u6307\u5b9a\u95f4\u9694\u5185\u5173\u95ed\u6240\u6709\u5176\u5b83\u7535\u8def\uff0c\u5f53\u8fbe\u5230\u6307\u5b9a\u65f6\u95f4\u95f4\u9694\u540eESP8266\u5c06\u4f1a\u81ea\u52a8\u91cd\u65b0\u542f\u52a8\u4e00\u6b21\uff0c\u8fd9\u4e2a\u6700\u5927\u65f6\u95f4\u95f4\u9694\u4e3a 4,294,967,295 \u00b5s \u7ea6\u540871\u5206\u949f\uff0c\u5176\u5b9e\u4e5f\u771f\u7684\u7b97\u5f97\u4e0a\u7761\u5f97\u591f\u4e45\u4e86\u3002\u4f46\u8fd9\u79cd\u6a21\u5f0f\u975e\u5e38\u9002\u5408\u4e8e\u90a3\u79cd\u5bf9\u65f6\u95f4\u95f4\u9694\u8981\u6c42\u5f88\u957f\u7684\u573a\u5408\uff0c\u4f8b\u5982\u6700\u957f\u89c1\u7684\u6e29\u5ea6\u6e7f\u5ea6\u68c0\u6d4b\uff0c\u6cb3\u6c34\u6c34\u4f4d\u68c0\u6d4b\u7b49\u3002<\/p>\n

\u8981\u542f\u7528Deep-sleep\u6a21\u5f0f\u4e0d\u80fd\u5355\u5355\u901a\u8fc7\u56fa\u4ef6<\/a>\u63a7\u5236\u800c\u9700\u8981\u8fdb\u884c\u8df3\u7ebf\uff0c\u5177\u4f53\u529e\u6cd5\u5c31\u662f\u5c06D0(GPIO16)\u4e0eRST\u811a\u76f8\u8fde\u3002\u53ea\u8981RST\u811a\u5904\u4e8e\u4f4e\u7535\u5e73\u72b6\u6001\u65f6\u5c31\u4f1a\u5f15\u53d1ESP8266\u91cd\u542f\uff0c\u800cDeep-sleep\u7684\u771f\u6b63\u5b9e\u73b0\u65b9\u6cd5\u5c31\u662f\u5728\u56fa\u4ef6\u6240\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u5185\u5411GPIO16\u8f93\u51fa\u4f4e\u7535\u5e73\u5f15\u53d1\u82af\u7247\u7684\u91cd\u542f\uff0c\u4ee5\u8fbe\u5230\u5524\u9192\u7684\u6548\u679c\u3002<\/p>\n

\u9632\u706b\u5899 \u8def\u7531\u6a21\u5f0f \u900f\u660e\u6a21\u5f0f_\u8def\u7531\u5668\u7761\u7720\u6a21\u5f0f\u662f\u4ec0\u4e48\u610f\u601d_\u6df1\u7761\u7720\u548c\u6d45\u7761\u7720\u591a\u5c11\u662f\u6b63\u5e38\u503c<\/p>\n

\u4ee5\u4e0b\u662f\u5728\u56fa\u4ef6\u5185\u5f15\u53d1Deep-sleep\u7684\u4ee3\u7801:<\/p>\n

void setup() {\n  Serial.begin(115200);\n  Serial.setTimeout(2000);\n  \/\/ Wait for serial to initialize.\n  while(!Serial) { }\n  \n  Serial.println(\"I'm awake.\");\n  Serial.println(\"Going into deep sleep for 20 seconds\");\n  \/\/ \u4e00\u4f46\u9047\u5230\u4ee5\u4e0b\u65b9\u6cd5ESP\u5c31\u4f1a\u8fdb\u5165deepSleep\u72b6\u6001\n  ESP.deepSleep(20e6); \/\/ 20e6 is 20 microseconds\n}\nvoid loop() {\n}\n<\/code><\/pre>\n<\/p>\n
\u4e0b\u8868\u4e3a\u4e09\u79cd\u6a21\u5f0f\u7684\u5177\u4f53\u5bf9\u6bd4\uff1a<\/p>\n
\u9632\u706b\u5899 \u8def\u7531\u6a21\u5f0f \u900f\u660e\u6a21\u5f0f_\u6df1\u7761\u7720\u548c\u6d45\u7761\u7720\u591a\u5c11\u662f\u6b63\u5e38\u503c_\u8def\u7531\u5668\u7761\u7720\u6a21\u5f0f\u662f\u4ec0\u4e48\u610f\u601d<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u67d0\u4e9b\u65f6\u5019\u6211\u4eec\u8bbe\u8ba1\u7684\u4ea7\u54c1\u53ef\u80fd\u4e0d\u5177\u5907\u6301\u4e45\u4f9b\u7535\u7684\u73af\u5883\uff0c\u90a3\u901a\u5e38\u4f1a\u91c7\u7528\u9502\u7535\u6c60\u3001\u5e72\u7535\u6c60\u4e00\u7c7b\u7684\u8f7b\u4fbf\u578b\u7684\u975e\u6301\u4e45\u6027\u7535\u6e90\u3002\u5f53\u9047\u5230\u8fd9\u79cd\u60c5\u51b5\u65f6\uff0c\u4ea7\u54c1\u7684\u7eed\u822a\u80fd\u529b\u53ef\u80fd\u5c31\u4f1a\u6210\u7528\u6237\u8bc4\u4f30\u4ea7\u54c1\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[385,327,386,384,383],"_links":{"self":[{"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=\/wp\/v2\/posts\/214"}],"collection":[{"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=214"}],"version-history":[{"count":0,"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=\/wp\/v2\/posts\/214\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=214"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gzlcy.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}