{"id":28921,"date":"2025-04-20T04:26:00","date_gmt":"2025-04-19T20:26:00","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/28921.html"},"modified":"2025-04-20T04:26:00","modified_gmt":"2025-04-19T20:26:00","slug":"stream-esp8266%e7%89%a9%e8%81%94%e7%bd%91%e5%ba%94%e7%94%a8%ef%bc%8c%ef%bc%88%e5%ae%a2%e6%88%b7%e7%ab%af%e5%90%91%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%8f%91%e9%80%81%e6%95%b0%e6%8d%ae%e4%bf%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/28921.html","title":{"rendered":"Stream\u2013 ESP8266\u7269\u8054\u7f51\u5e94\u7528\uff0c\uff08\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u6570\u636e\u4fe1\u606f& \u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u8bf7\u6c42\u6570\u636e\u4fe1\u606f\uff09"},"content":{"rendered":"

Stream\u2013 ESP8266\u7269\u8054\u7f51\u5e94\u7528<\/h2>\n

Stream\u5bf9\u4e8eESP8266-Arduino\u8bed\u8a00\u6765\u8bf4\u6307\u7684\u662f\u6570\u636e\u5e8f\u5217\u3002\u8bf7\u7559\u610f：\u5728C++\u7f16\u7a0b\u4e2dStream\u5e38\u88ab\u7ffb\u8bd1\u4f5c\u201c\u6d41\u201d\u3002\u6211\u4eec\u8ba4\u4e3a\u5c06Stream\u79f0\u4e3a\u6570\u636e\u5e8f\u5217\u66f4\u52a0\u76f4\u89c2\u3002\u56e0\u4e3a\u6570\u636e\u5e8f\u5217\u8fd9\u4e00\u6982\u5ff5\u6709\u4e24\u4e2a\u5f88\u5173\u952e\u7279\u70b9\u3002<\/p>\n

\u7b2c\u4e00\u4e2a\u7279\u70b9\u662f\u201c\u5e8f\u201d，\u5373\u6570\u636e\u5e8f\u5217\u4e0d\u80fd\u662f\u6742\u4e71\u65e0\u7ae0\u7684\u6570\u636e\u7f57\u5217\u3002<\/p>\n

\u7b2c\u4e8c\u4e2a\u7279\u70b9\u662f\u201c\u5217\u201d，\u5373\u6570\u636e\u5e8f\u5217\u662f\u6392\u6210\u4e00\u5217\u7684\u3002<\/p>\n

\u4ee3\u7801\u5b9e\u4f8b<\/h3>\n

\u4f7f\u7528\u4e32\u53e3\u76d1\u89c6\u5668\u6f14\u793aStream\u6982\u5ff5<\/h4>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : stream_readString
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : CYNO\u6714
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200308
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\nStream\u7c7b\u7528\u4e8e\u5904\u7406\u5b57\u7b26\u6570\u636e\u6d41\u6216\u4e8c\u8fdb\u5236\u6570\u636e\u6d41\u3002Stream\u7c7b\u662f\u4e0d\u80fd\u88ab\u76f4\u63a5\u8c03\u7528\u7684\u3002
\n\u7136\u800c\u5f53\u6211\u4eec\u4f7f\u7528\u57fa\u4e8eStream\u7c7b\u7684\u5e93\u65f6，\u90fd\u4f1a\u8c03\u7528Stream\u4e2d\u7684\u5185\u5bb9\u3002<\/p>\n

\u4ee5\u4e0bArduino\u5e93\u53ca\u76f8\u5e94\u5e93\u4e2d\u7684\u7c7b\u90fd\u662f\u57fa\u4e8eStream\u7c7b\u6240\u5b9e\u73b0\u7684\u3002
\n \u5e93 \u7c7b
\nSerial Serial
\nSoftwareSerial SoftwareSerial
\nEhternet EthernetClient
\nESP8266FS File
\nSD File
\nWire Wire
\nGSM GSMClient
\nWifiClient WiFiClient
\nWiFiServer WiFiServer
\nWiFiUDP WiFiUDP
\nWiFiClientSecure WiFiClientSecure<\/p>\n

\u6b64\u7a0b\u5e8f\u4f7f\u7528Serial\u5e93\u6765\u6f14\u793aStream\u7c7b\u4e2d\u7684available()\u4ee5\u53ca
\nreadString\u51fd\u6570\u7684\u4f7f\u7528\u65b9\u6cd5\u3002
\navailable\u51fd\u6570\u5c06\u4f1a\u8fd4\u56de\u5f00\u53d1\u677f\u6240\u63a5\u6536\u5230\u7684stream\u4e2d\u7b49\u5f85\u8bfb\u53d6\u7684\u5b57\u8282\u6570\u3002
\nreadString\u51fd\u6570\u5c06\u8bfb\u53d6stream\u4e2d\u7684\u5b57\u7b26\u5e76\u5b58\u50a8\u5230\u5b57\u7b26\u4e2d\u3002
\n———————————————————————–
\n\u672c\u793a\u4f8b\u7a0b\u5e8f\u4e3a\u592a\u6781\u521b\u5ba2\u56e2\u961f\u5236\u4f5c\u7684\u300a\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51\u300b\u4e2d\u793a\u4f8b\u7a0b\u5e8f\u3002
\n\u8be5\u6559\u7a0b\u4e3a\u5bf9\u7269\u8054\u7f51\u5f00\u53d1\u611f\u5174\u8da3\u7684\u670b\u53cb\u6240\u8bbe\u8ba1\u548c\u5236\u4f5c\u3002\u5982\u9700\u4e86\u89e3\u66f4\u591a\u8be5\u6559\u7a0b\u7684\u4fe1\u606f，\u8bf7\u53c2\u8003\u4ee5\u4e0b\u7f51\u9875：
\nhttp:\/\/www.taichi-maker.com\/homepage\/esp8266-nodemcu-iot\/iot-c\/esp8266-nodemcu-web-client\/http-request\/
\n***********************************************************************\/<\/p>\n

void setup() {
\n \/\/ \u542f\u52a8\u4e32\u53e3\u901a\u8baf
\n Serial.begin(9600);
\n Serial.println();
\n}<\/p>\n

void loop() {
\n if (Serial.available()){ \/\/ \u5f53\u4e32\u53e3\u63a5\u6536\u5230\u4fe1\u606f\u540e
\n String serialData = Serial.readString(); \/\/ \u5c06\u63a5\u6536\u5230\u7684\u4fe1\u606f\u4f7f\u7528readString()\u5b58\u50a8\u4e8eserialData\u53d8\u91cf
\n Serial.print(serialData); \/\/ \u4ee5\u4fbf\u67e5\u770bserialData\u53d8\u91cf\u7684\u4fe1\u606f
\n }
\n} <\/p>\n

\u5728\u672c\u793a\u4f8b\u4e2d，\u6211\u4eec\u4f7f\u7528\u4e86Serial.available\u6765\u5224\u65adESP8266\u5f00\u53d1\u677f\u662f\u5426\u63a5\u6536\u5230\u4e32\u53e3\u6570\u636e\u3002\u8fd9\u91cc\u7684\u5f00\u53d1\u677f\u901a\u8fc7\u4e32\u53e3\u6240\u63a5\u6536\u5230\u7684\u6570\u636e\u5c31\u662fStream\u6570\u636e\u3002\u53e6\u5916，\u7a0b\u5e8f\u901a\u8fc7Serial.println\u8bed\u53e5\u5c06\u63a5\u6536\u5230\u7684Stream\u6570\u636e\u901a\u8fc7\u4e32\u53e3\u8f93\u51fa\u5e76\u663e\u793a\u5728\u4e32\u53e3\u76d1\u89c6\u5668\u4e2d，\u8fd9\u91ccESP8266\u901a\u8fc7\u4e32\u53e3\u6240\u8f93\u51fa\u7684\u6570\u636e\u4e5f\u662fStream\u6570\u636e\u3002\u6362\u53e5\u8bdd\u8bf4，ESP8266\u5f00\u53d1\u677f\u901a\u8fc7\u4e32\u53e3\u6536\u53d1\u7684\u6570\u636e\u90fd\u662fStream\u6570\u636e\u3002<\/p>\n

\u4f7f\u7528HTTP\u8bf7\u6c42\u548c\u54cd\u5e94\u4fe1\u606f\u6f14\u793aStream\u6982\u5ff5\u00a0<\/h4>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : wifiClient_request_basic
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : Dapenson
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200325
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\n\u6b64\u7a0b\u5e8f\u7528\u4e8e\u6f14\u793a\u5982\u4f55\u4f7f\u7528esp8266\u4f5c\u4e3a\u4e92\u8054\u7f51\u5ba2\u6237\u7aef\u5411www.example.com\u7f51\u7ad9\u670d\u52a1\u5668\u53d1\u9001http\u8bf7\u6c42，
\n\u5e76\u4e14\u5c06\u7f51\u7ad9\u670d\u52a1\u5668\u54cd\u5e94\u7684\u4fe1\u606f\u8f93\u51fa\u5728\u5c4f\u5e55\u4e2d
\n———————————————————————–
\n\u4fee\u8ba2\u5386\u53f2\/Revision History
\n\u65e5\u671f\/Date \u4f5c\u8005\/Author \u53c2\u8003\u53f7\/Ref \u4fee\u8ba2\u8bf4\u660e\/Revision Description
\n20200411 CYNO\u6714 001 \u5c06\u8bf7\u6c42\u670d\u52a1\u5668\u6539\u4e3awww.example.com
\n———————————————————————–
\n\u672c\u793a\u4f8b\u7a0b\u5e8f\u4e3a\u592a\u6781\u521b\u5ba2\u56e2\u961f\u5236\u4f5c\u7684\u300a\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51\u300b\u4e2d\u793a\u4f8b\u7a0b\u5e8f\u3002
\n\u8be5\u6559\u7a0b\u4e3a\u5bf9\u7269\u8054\u7f51\u5f00\u53d1\u611f\u5174\u8da3\u7684\u670b\u53cb\u6240\u8bbe\u8ba1\u548c\u5236\u4f5c\u3002\u5982\u9700\u4e86\u89e3\u66f4\u591a\u8be5\u6559\u7a0b\u7684\u4fe1\u606f，\u8bf7\u53c2\u8003\u4ee5\u4e0b\u7f51\u9875：
\nhttp:\/\/www.taichi-maker.com\/homepage\/esp8266-nodemcu-iot\/iot-c\/esp8266-nodemcu-web-client\/http-request\/
\n***********************************************************************\/
\n#include <ESP8266WiFi.h><\/p>\n

const char* host = "www.example.com"; \/\/ \u7f51\u7edc\u670d\u52a1\u5668\u5730\u5740
\nconst int httpPort = 80; \/\/ http\u7aef\u53e380<\/p>\n

\/\/ \u8bbe\u7f6ewifi\u63a5\u5165\u4fe1\u606f(\u8bf7\u6839\u636e\u60a8\u7684WiFi\u4fe1\u606f\u8fdb\u884c\u4fee\u6539)
\nconst char* ssid = "taichimaker";
\nconst char* password = "12345678";<\/p>\n

void setup() {
\n \/\/\u521d\u59cb\u5316\u4e32\u53e3\u8bbe\u7f6e
\n Serial.begin(9600);
\n Serial.println("");<\/p>\n

\/\/\u8bbe\u7f6eESP8266\u5de5\u4f5c\u6a21\u5f0f\u4e3a\u65e0\u7ebf\u7ec8\u7aef\u6a21\u5f0f
\n WiFi.mode(WIFI_STA);<\/p>\n

\/\/\u5f00\u59cb\u8fde\u63a5wifi
\n WiFi.begin(ssid, password);<\/p>\n

\/\/\u7b49\u5f85WiFi\u8fde\u63a5,\u8fde\u63a5\u6210\u529f\u6253\u5370IP
\n while (WiFi.status() != WL_CONNECTED) {
\n delay(1000);
\n Serial.print(".");
\n }
\n Serial.println("");
\n Serial.println("WiFi Connected!");<\/p>\n

wifiClientRequest();
\n}<\/p>\n

void loop(){}<\/p>\n

\/\/ \u5411\u670d\u52a1\u5668\u53d1\u9001HTTP\u8bf7\u6c42
\nvoid wifiClientRequest(){
\n \/\/ \u5efa\u7acbWiFi\u5ba2\u6237\u7aef\u5bf9\u8c61，\u5bf9\u8c61\u540d\u79f0client
\n WiFiClient client; <\/p>\n

\/\/ \u5efa\u7acb\u5b57\u7b26\u4e32，\u7528\u4e8eHTTP\u8bf7\u6c42
\n String httpRequest = String("GET \/") + " HTTP\/1.1\\\\r\\\\n" +
\n "Host: " + host + "\\\\r\\\\n" +
\n "Connection: close\\\\r\\\\n" +
\n "\\\\r\\\\n";<\/p>\n

\/\/ \u901a\u8fc7\u4e32\u53e3\u8f93\u51fa\u8fde\u63a5\u670d\u52a1\u5668\u540d\u79f0\u4ee5\u4fbf\u67e5\u9605\u8fde\u63a5\u670d\u52a1\u5668\u7684\u7f51\u5740
\n Serial.print("Connecting to ");
\n Serial.print(host); <\/p>\n

\/\/ \u8fde\u63a5\u7f51\u7edc\u670d\u52a1\u5668，\u4ee5\u4e0b\u6bb5\u843d\u4e2d\u7684\u793a\u4f8b\u7a0b\u5e8f\u4e3a\u672c\u7a0b\u5e8f\u91cd\u70b91
\n \/\/ \u8bf7\u53c2\u8003\u592a\u6781\u521b\u5ba2\u7f51\u7ad9\u4e2d\u5173\u4e8e\u672c\u7a0b\u5e8f\u7684\u8bb2\u89e3\u9875\u9762\u83b7\u53d6\u8be6\u7ec6\u8bf4\u660e\u4fe1\u606f\u3002\u7f51\u5740：
\n \/\/ http:\/\/www.taichi-maker.com\/homepage\/esp8266-nodemcu-iot\/iot-c\/esp8266-nodemcu-web-client\/http-request\/
\n if (client.connect(host, httpPort)){
\n Serial.println(" Success!"); \/\/ \u8fde\u63a5\u6210\u529f\u540e\u4e32\u53e3\u8f93\u51fa\u201cSuccess\u201d\u4fe1\u606f<\/p>\n

client.print(httpRequest); \/\/ \u5411\u670d\u52a1\u5668\u53d1\u9001\u5408\u540c\u8c08\u5224\u8bf7\u6c42
\n Serial.println("Sending request: ");\/\/ \u901a\u8fc7\u4e32\u53e3\u8f93\u51faHTTP\u8bf7\u6c42\u4fe1\u606f\u5185\u5bb9\u4ee5\u4fbf\u67e5\u9605
\n Serial.println(httpRequest); <\/p>\n

\/\/ \u901a\u8fc7\u4e32\u53e3\u8f93\u51fa\u7f51\u7edc\u670d\u52a1\u5668\u54cd\u5e94\u4fe1\u606f， \u4ee5\u4e0b\u6bb5\u843d\u4e2d\u7684\u793a\u4f8b\u7a0b\u5e8f\u4e3a\u672c\u7a0b\u5e8f\u91cd\u70b92
\n \/\/ \u8bf7\u53c2\u8003\u592a\u6781\u521b\u5ba2\u7f51\u7ad9\u4e2d\u5173\u4e8e\u672c\u7a0b\u5e8f\u7684\u8bb2\u89e3\u9875\u9762\u83b7\u53d6\u8be6\u7ec6\u8bf4\u660e\u4fe1\u606f\u3002\u7f51\u5740：
\n \/\/ http:\/\/www.taichi-maker.com\/homepage\/esp8266-nodemcu-iot\/iot-c\/esp8266-nodemcu-web-client\/http-request\/
\n Serial.println("Web Server Response:");
\n while (client.connected() || client.available()){
\n if (client.available()){
\n String line = client.readStringUntil('\\\\n');
\n Serial.println(line);
\n }
\n }<\/p>\n

client.stop(); \/\/ \u65ad\u5f00\u4e0e\u670d\u52a1\u5668\u7684\u8fde\u63a5
\n Serial.print("Disconnected from "); \/\/ \u5e76\u4e14\u901a\u8fc7\u4e32\u53e3\u8f93\u51fa\u65ad\u5f00\u8fde\u63a5\u4fe1\u606f
\n Serial.print(host);<\/p>\n

} else{ \/\/ \u5982\u679c\u8fde\u63a5\u4e0d\u6210\u529f\u5219\u901a\u8fc7\u4e32\u53e3\u8f93\u51fa\u201c\u8fde\u63a5\u5931\u8d25\u201d\u4fe1\u606f
\n Serial.println(" connection failed!");
\n client.stop();
\n }
\n} <\/p>\n

ESP8266\u5f00\u53d1\u677f\u901a\u8fc7client.readStringUntil\u6765\u8bfb\u53d6\u670d\u52a1\u5668\u54cd\u5e94\u4fe1\u606f\u3002\u8fd9\u91cc\u670d\u52a1\u5668\u54cd\u5e94\u4fe1\u606f\u4e5f\u662fStream\u6570\u636e<\/p>\n

\u4f7f\u7528File\u5bf9\u8c61\u6f14\u793aStream\u6982\u5ff5<\/h4>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : file_stream_demo
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : CYNO \u6714
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200506
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\n\u901a\u8fc7File\u5bf9\u8c61\u6f14\u793aStream\u64cd\u4f5c
\n***********************************************************************\/
\n#include <FS.h> <\/p>\n

String file_name = "\/taichi-maker\/notes.txt"; \/\/\u88ab\u8bfb\u53d6\u7684\u6587\u4ef6\u4f4d\u7f6e\u548c\u540d\u79f0<\/p>\n

void setup() {
\n Serial.begin(9600);
\n Serial.println("");<\/p>\n

\/\/ \u542f\u52a8SPIFFS
\n if(SPIFFS.begin()){
\n Serial.println("SPIFFS Started.");
\n } else {
\n Serial.println("SPIFFS Failed to Start.");
\n }<\/p>\n

File dataFile = SPIFFS.open(file_name, "w");\/\/ \u5efa\u7acbFile\u5bf9\u8c61\u7528\u4e8e\u5411SPIFFS\u4e2d\u7684file\u5bf9\u8c61（\u5373\/notes.txt）\u5199\u5165\u4fe1\u606f
\n dataFile.println("Hello IOT World."); \/\/ \u5411dataFile\u5199\u5165\u5b57\u7b26\u4e32\u4fe1\u606f
\n dataFile.close(); \/\/ \u5b8c\u6210\u6587\u4ef6\u5199\u5165\u540e\u5173\u95ed\u6587\u4ef6
\n Serial.println("Finished Writing data to SPIFFS");<\/p>\n

\/\/ \u4f7f\u7528find\u51fd\u6570\u4ecedataFile\u4e2d\u627e\u5230\u6307\u5b9a\u4fe1\u606f
\n Serial.print("Try to find IOT in ");Serial.println(file_name); <\/p>\n

dataFile = SPIFFS.open(file_name, "r"); \/\/ \u4ee5\u201cr\u201d\u6a21\u5f0f\u518d\u6b21\u6253\u5f00\u95ea\u5b58\u6587\u4ef6
\n if (dataFile.find("IOT")){ \/\/ \u5728\u95ea\u5b58\u6587\u4ef6\u4e2d\u67e5\u627e\u6587\u5b57"IOT"
\n Serial.print("Found IOT in file: "); \/\/ \u5982\u679c\u627e\u5230\u5219\u544a\u77e5\u7528\u6237\u627e\u5230\u6587\u5b57"IOT"
\n Serial.println(file_name);
\n }<\/p>\n

\/\/ \u4f7f\u7528readString\u8bfb\u53d6\u6267\u884c\u5b8cfind\u51fd\u6570\u540e\u7684dataFile\u5185\u5bb9\u5e76\u663e\u793a\u4e0e\u4e32\u53e3\u76d1\u89c6\u5668
\n Serial.println("Use readString to get contents of dataFile after find");
\n Serial.println(dataFile.readString());<\/p>\n

dataFile.close(); \/\/ \u5b8c\u6210\u64cd\u4f5c\u540e\u5173\u95ed\u6587\u4ef6
\n}<\/p>\n

void loop() {} <\/p>\n

\u4f7f\u7528dataFile.find\u4ece\u95ea\u5b58\u6587\u4ef6\u5185\u5bb9\u91cc\u67e5\u627e\u6307\u5b9a\u4fe1\u606f\u3002\u4f7f\u7528dataFile.readString\u6765\u83b7\u53d6\u4fe1\u606f\u3002\u8fd9\u4e9b\u64cd\u4f5c\u90fd\u662f\u9488\u5bf9Stream\u6570\u636e\u7684\u64cd\u4f5c\u3002<\/p>\n<\/p>\n

\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u6570\u636e\u4fe1\u606f\u00a0<\/h2>\n

\"\"<\/p>\n

\u4f7f\u7528ESP8266\u5ba2\u6237\u7aef\u5411ESP8266\u670d\u52a1\u5668\u53d1\u9001\u6570\u636e\u00a0<\/h3>\n

ESP8266\u5ba2\u6237\u7aef\u5c06\u4f1a\u901a\u8fc7HTTP\u534f\u8bae\u5411ESP8266\u670d\u52a1\u5668\u53d1\u9001\u4fe1\u606f\u3002\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d，\u5ba2\u6237\u7aefESP8266\u5c06\u4f1a\u5b9e\u65f6\u68c0\u6d4b\u677f\u4e0a\u7684\u6309\u952e\u72b6\u6001，\u5e76\u4e14\u628a\u6309\u952e\u72b6\u6001\u53d1\u9001\u7ed9\u670d\u52a1\u5668\u3002\u670d\u52a1\u5668\u5728\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u6309\u952e\u72b6\u6001\u540e，\u53ef\u4ee5\u6839\u636e\u5ba2\u6237\u7aef\u6309\u952e\u72b6\u6001\u6765\u63a7\u5236\u670d\u52a1\u5668\u7aef\u677f\u4e0a\u7684LED\u70b9\u4eae\u548c\u7184\u706d\u3002\u6700\u7ec8\u5b9e\u73b0\u7684\u6548\u679c\u662f，\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5ba2\u6237\u7aefESP8266\u5f00\u53d1\u677f\u4e0a\u7684\u6309\u952e\u6765\u201c\u9065\u63a7\u201d\u670d\u52a1\u5668\u4e0a\u7684LED\u70b9\u4eae\u548c\u7184\u706d\u3002<\/p>\n

\u670d\u52a1\u5668\u7aef\u7a0b\u5e8f：<\/h4>\n

\u2013 \u63a5\u6536\u5ba2\u6237\u7aef\u53d1\u6765\u7684http\u8bf7\u6c42\u5e76\u4e14\u89e3\u6790\u4fe1\u606f\u4e2d\u7684\u6570\u636e\u4fe1\u606f \u2013 \u5c06\u89e3\u6790\u7684\u6570\u636e\u4fe1\u606f\u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u663e\u793a\u4f9b\u7528\u6237\u67e5\u770b \u2013 \u5c06\u89e3\u6790\u7684\u5ba2\u6237\u7aef\u6309\u952e\u72b6\u6001\u4fe1\u606f\u7528\u4e8e\u63a7\u5236\u670d\u52a1\u5668\u7aef\u677f\u4e0aLED\u7684\u70b9\u4eae\u548c\u7184\u706d<\/p>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : csd_server
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : CYNO\u6714
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200228
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\n\u6f14\u793a\u5982\u4f55\u5b9e\u73b0\u4e24\u4e2aNodeMCU\u95f4\u901a\u8fc7WiFi\u8fdb\u884c\u901a\u8baf\u3002\u4e24\u53f0NodeMCU\u4e00\u4e2a\u4ee5\u670d\u52a1\u5668\u6a21\u5f0f\u8fd0\u884c，
\n\u4e00\u4e2a\u4ee5\u5ba2\u6237\u7aef\u6a21\u5f0f\u8fd0\u884c\u3002<\/p>\n

\u6b64\u4ee3\u7801\u4e3a\u5ba2\u6237\u7aef\u4ee3\u7801\u3002\u6b64\u4ee3\u7801\u4e3b\u8981\u529f\u80fd：
\n – \u63a5\u6536\u5ba2\u6237\u7aef\u53d1\u6765\u7684http\u8bf7\u6c42
\n – \u89e3\u6790\u5ba2\u6237\u7aef\u8bf7\u6c42\u4e2d\u7684\u6570\u636e\u4fe1\u606f
\n – \u5c06\u89e3\u6790\u7684\u6570\u636e\u4fe1\u606f\u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u663e\u793a\u4f9b\u7528\u6237\u67e5\u770b
\n – \u5c06\u89e3\u6790\u7684\u5ba2\u6237\u7aef\u6309\u952e\u72b6\u6001\u4fe1\u606f\u7528\u4e8e\u63a7\u5236\u677f\u4e0aLED\u7684\u70b9\u4eae\u548c\u7184\u706d<\/p>\n

———————————————————————–
\n\u4fee\u8ba2\u5386\u53f2\/Revision History
\n\u65e5\u671f\/Date \u4f5c\u8005\/Author \u53c2\u8003\u53f7\/Ref \u4fee\u8ba2\u8bf4\u660e\/Revision Description
\n20200229 CYNO\u6714 0.01 \u52a0\u5165IP\u8bbe\u7f6e<\/p>\n

***********************************************************************\/<\/p>\n

#include <ESP8266WiFi.h>
\n#include <ESP8266WiFiMulti.h> \/\/ \u4f7f\u7528WiFiMulti\u5e93
\n#include <ESP8266WebServer.h> \/\/ \u4f7f\u7528WebServer\u5e93<\/p>\n

ESP8266WiFiMulti wifiMulti; \/\/ \u5efa\u7acbESP8266WiFiMulti\u5bf9\u8c61,\u5bf9\u8c61\u540d\u79f0\u662f 'wifiMulti'<\/p>\n

ESP8266WebServer server(80); \/\/ \u5efa\u7acb\u7f51\u7edc\u670d\u52a1\u5668\u5bf9\u8c61，\u8be5\u5bf9\u8c61\u7528\u4e8e\u54cd\u5e94HTTP\u8bf7\u6c42\u3002\u76d1\u542c\u7aef\u53e3（80）<\/p>\n

IPAddress local_IP(192, 168, 0, 123); \/\/ \u8bbe\u7f6eESP8266-NodeMCU\u8054\u7f51\u540e\u7684IP
\nIPAddress gateway(192, 168, 0, 1); \/\/ \u8bbe\u7f6e\u7f51\u5173IP（\u901a\u5e38\u7f51\u5173IP\u662fWiFI\u8def\u7531IP）
\nIPAddress subnet(255, 255, 255, 0); \/\/ \u8bbe\u7f6e\u5b50\u7f51\u63a9\u7801
\nIPAddress dns(192,168,0,1); \/\/ \u8bbe\u7f6e\u5c40\u57df\u7f51DNS\u7684IP（\u901a\u5e38\u5c40\u57df\u7f51DNS\u7684IP\u662fWiFI\u8def\u7531IP）<\/p>\n

void setup(void){
\n Serial.begin(9600); \/\/ \u542f\u52a8\u4e32\u53e3\u901a\u8baf
\n Serial.println("");<\/p>\n

pinMode(LED_BUILTIN, OUTPUT);
\n digitalWrite(LED_BUILTIN, HIGH);<\/p>\n

\/\/ \u8bbe\u7f6e\u5f00\u53d1\u677f\u7f51\u7edc\u73af\u5883
\n if (!WiFi.config(local_IP, gateway, subnet)) {
\n Serial.println("Failed to Config ESP8266 IP");
\n } <\/p>\n

wifiMulti.addAP("ssid_from_AP_1", "your_password_for_AP_1"); \/\/ \u5c06\u9700\u8981\u8fde\u63a5\u7684\u4e00\u7cfb\u5217WiFi ID\u548c\u5bc6\u7801\u8f93\u5165\u8fd9\u91cc
\n wifiMulti.addAP("ssid_from_AP_2", "your_password_for_AP_2"); \/\/ ESP8266-NodeMCU\u518d\u542f\u52a8\u540e\u4f1a\u626b\u63cf\u5f53\u524d\u7f51\u7edc
\n wifiMulti.addAP("ssid_from_AP_3", "your_password_for_AP_3"); \/\/ \u73af\u5883\u67e5\u627e\u662f\u5426\u6709\u8fd9\u91cc\u5217\u51fa\u7684WiFi ID\u3002\u5982\u679c\u6709
\n Serial.println("Connecting …"); \/\/ \u5219\u5c1d\u8bd5\u4f7f\u7528\u6b64\u5904\u5b58\u50a8\u7684\u5bc6\u7801\u8fdb\u884c\u8fde\u63a5\u3002<\/p>\n

\/\/ \u5c1d\u8bd5\u8fdb\u884cwifi\u8fde\u63a5\u3002
\n while (wifiMulti.run() != WL_CONNECTED) {
\n delay(250);
\n Serial.print('.');
\n }<\/p>\n

\/\/ WiFi\u8fde\u63a5\u6210\u529f\u540e\u5c06\u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u8fde\u63a5\u6210\u529f\u4fe1\u606f
\n Serial.println('\\\\n');
\n Serial.print("Connected to ");
\n Serial.println(WiFi.SSID()); \/\/ \u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u8fde\u63a5\u7684WiFi\u540d\u79f0
\n Serial.print("IP address:\\\\t");
\n Serial.println(WiFi.localIP()); \/\/ \u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51faESP8266-NodeMCU\u7684IP<\/p>\n

server.on("\/update", handleUpdate); \/\/ \u5904\u7406\u670d\u52a1\u5668\u66f4\u65b0\u51fd\u6570<\/p>\n

server.begin(); \/\/ \u542f\u52a8\u7f51\u7ad9\u670d\u52a1
\n Serial.println("HTTP server started");
\n}<\/p>\n

void loop(void){
\n server.handleClient(); \/\/ \u68c0\u67e5http\u670d\u52a1\u5668\u8bbf\u95ee
\n}<\/p>\n

void handleUpdate(){
\n float floatValue = server.arg("float").toFloat(); \/\/ \u83b7\u53d6\u5ba2\u6237\u7aef\u53d1\u9001HTTP\u4fe1\u606f\u4e2d\u7684\u6d6e\u70b9\u6570\u503c
\n int intValue = server.arg("int").toInt(); \/\/ \u83b7\u53d6\u5ba2\u6237\u7aef\u53d1\u9001HTTP\u4fe1\u606f\u4e2d\u7684\u6574\u6570\u6570\u503c
\n int buttonValue = server.arg("button").toInt(); \/\/ \u83b7\u53d6\u5ba2\u6237\u7aef\u53d1\u9001HTTP\u4fe1\u606f\u4e2d\u7684\u6309\u952e\u63a7\u5236\u91cf<\/p>\n

server.send(200, "text\/plain", "Received"); \/\/ \u53d1\u9001http\u54cd\u5e94<\/p>\n

buttonValue == 0 ? digitalWrite(LED_BUILTIN, LOW) : digitalWrite(LED_BUILTIN, HIGH);<\/p>\n

\/\/ \u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u83b7\u53d6\u5230\u7684\u53d8\u91cf\u6570\u503c
\n Serial.print("floatValue = "); Serial.println(floatValue);
\n Serial.print("intValue = "); Serial.println(intValue);
\n Serial.print("buttonValue = "); Serial.println(buttonValue);
\n Serial.println("=================");
\n} <\/p>\n

\u5ba2\u6237\u7aef\u7a0b\u5e8f：<\/h4>\n

\u2013 \u5ba2\u6237\u7aef\u901a\u8fc7HTTP\u534f\u8bae\u5411\u670d\u52a1\u5668\u53d1\u9001\u4fe1\u606f \u2013 \u4fe1\u606f\u4e2d\u5305\u542b\u5ba2\u6237\u7aef\u6309\u952e\u5f00\u5173\u5f15\u811a\u72b6\u6001\u7528\u4e8e\u63a7\u5236\u670d\u52a1\u5668\u677f\u4e0aLED\u7684\u70b9\u4eae\u548c\u7184\u706d \u2013 \u4fe1\u606f\u4e2d\u8fd8\u5305\u542b\u6d4b\u8bd5\u6570\u636e\u4ee5\u4fbf\u6211\u4eec\u66f4\u597d\u7684\u4e86\u89e3\u5982\u4f55\u4f7f\u7528ESP8266\u53d1\u9001\u548c\u63a5\u6536\u7269\u8054\u7f51\u6570\u636e\u4fe1\u606f<\/p>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : csd_client
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : CYNO\u6714
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200228
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\n\u6f14\u793a\u5982\u4f55\u5b9e\u73b0\u4e24\u4e2aNodeMCU\u95f4\u901a\u8fc7WiFi\u8fdb\u884c\u901a\u8baf\u3002\u4e24\u53f0NodeMCU\u4e00\u4e2a\u4ee5\u670d\u52a1\u5668\u6a21\u5f0f\u8fd0\u884c，
\n\u4e00\u4e2a\u4ee5\u5ba2\u6237\u7aef\u6a21\u5f0f\u8fd0\u884c\u3002<\/p>\n

\u6b64\u4ee3\u7801\u4e3a\u5ba2\u6237\u7aef\u4ee3\u7801\u3002\u6b64\u4ee3\u7801\u4e3b\u8981\u529f\u80fd：
\n – \u901a\u8fc7HTTP\u534f\u8bae\u5411\u670d\u52a1\u5668\u53d1\u9001HTTP\u8bf7\u6c42
\n – HTTP\u8bf7\u6c42\u4e2d\u5305\u542b\u5ba2\u6237\u7aef\u6309\u952e\u5f00\u5173\u5f15\u811a\u72b6\u6001\u548c\u7a0b\u5e8f\u6d4b\u8bd5\u6570\u636e
\n———————————————————————–
\n\u4fee\u8ba2\u5386\u53f2\/Revision History
\n\u65e5\u671f\/Date \u4f5c\u8005\/Author \u53c2\u8003\u53f7\/Ref \u4fee\u8ba2\u8bf4\u660e\/Revision Description
\n———————————————————————–
\nhttp\u4fe1\u606f\u53d1\u9001\u8bf4\u660e
\n192.168.0.123\/update?float=1.5&int=2&button=0
\n***********************************************************************\/
\n#include <ESP8266WiFi.h>
\n#include <ESP8266WiFiMulti.h> \/\/ \u4f7f\u7528WiFiMulti\u5e93 <\/p>\n

#define buttonPin D3 \/\/ \u6309\u94ae\u5f15\u811aD3<\/p>\n

ESP8266WiFiMulti wifiMulti; \/\/ \u5efa\u7acbESP8266WiFiMulti\u5bf9\u8c61,\u5bf9\u8c61\u540d\u79f0\u662f 'wifiMulti'<\/p>\n

bool buttonState; \/\/\u5b58\u50a8\u5ba2\u6237\u7aef\u6309\u952e\u63a7\u5236\u6570\u636e
\nfloat clientFloatValue; \/\/\u5b58\u50a8\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6d6e\u70b9\u578b\u6d4b\u8bd5\u6570\u636e
\nint clientIntValue; \/\/\u5b58\u50a8\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6574\u6570\u578b\u6d4b\u8bd5\u6570\u636e<\/p>\n

const char* host = "192.168.0.123"; \/\/ \u5373\u5c06\u8fde\u63a5\u670d\u52a1\u5668\u7f51\u5740\/IP
\nconst int httpPort = 80; \/\/ \u5373\u5c06\u8fde\u63a5\u670d\u52a1\u5668\u7aef\u53e3<\/p>\n

void setup(void){
\n Serial.begin(9600); \/\/ \u542f\u52a8\u4e32\u53e3\u901a\u8baf
\n Serial.println("");<\/p>\n

pinMode(buttonPin, INPUT_PULLUP); \/\/ \u5c06\u6309\u952e\u5f15\u811a\u8bbe\u7f6e\u4e3a\u8f93\u5165\u4e0a\u62c9\u6a21\u5f0f<\/p>\n

wifiMulti.addAP("ssid_from_AP_1", "your_password_for_AP_1"); \/\/ \u5c06\u9700\u8981\u8fde\u63a5\u7684\u4e00\u7cfb\u5217WiFi ID\u548c\u5bc6\u7801\u8f93\u5165\u8fd9\u91cc
\n wifiMulti.addAP("ssid_from_AP_2", "your_password_for_AP_2"); \/\/ ESP8266-NodeMCU\u518d\u542f\u52a8\u540e\u4f1a\u626b\u63cf\u5f53\u524d\u7f51\u7edc
\n wifiMulti.addAP("ssid_from_AP_3", "your_password_for_AP_3"); \/\/ \u73af\u5883\u67e5\u627e\u662f\u5426\u6709\u8fd9\u91cc\u5217\u51fa\u7684WiFi ID\u3002\u5982\u679c\u6709
\n Serial.println("Connecting …"); \/\/ \u5219\u5c1d\u8bd5\u4f7f\u7528\u6b64\u5904\u5b58\u50a8\u7684\u5bc6\u7801\u8fdb\u884c\u8fde\u63a5\u3002<\/p>\n

while (wifiMulti.run() != WL_CONNECTED) { \/\/ \u5c1d\u8bd5\u8fdb\u884cwifi\u8fde\u63a5\u3002
\n delay(250);
\n Serial.print('.');
\n }<\/p>\n

\/\/ WiFi\u8fde\u63a5\u6210\u529f\u540e\u5c06\u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u8fde\u63a5\u6210\u529f\u4fe1\u606f
\n Serial.println('\\\\n');
\n Serial.print("Connected to ");
\n Serial.println(WiFi.SSID()); \/\/ \u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u8fde\u63a5\u7684WiFi\u540d\u79f0
\n Serial.print("IP address:\\\\t");
\n Serial.println(WiFi.localIP()); \/\/ \u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51faESP8266-NodeMCU\u7684IP
\n}<\/p>\n

void loop(void){
\n \/\/ \u83b7\u53d6\u6309\u952e\u5f15\u811a\u72b6\u6001
\n buttonState = digitalRead(buttonPin); <\/p>\n

\/\/ \u6539\u53d8\u6d4b\u8bd5\u7528\u53d8\u91cf\u6570\u503c\u7528\u4e8e\u670d\u52a1\u5668\u7aef\u63a5\u6536\u6570\u636e\u68c0\u6d4b
\n clientFloatValue += 1.5;
\n clientIntValue += 2;<\/p>\n

\/\/ \u53d1\u9001\u8bf7\u6c42
\n wifiClientRequest();
\n delay(1000);
\n}<\/p>\n

void wifiClientRequest(){
\n WiFiClient client; <\/p>\n

\/\/ \u5c06\u9700\u8981\u53d1\u9001\u7684\u6570\u636e\u4fe1\u606f\u653e\u5165\u5ba2\u6237\u7aef\u8bf7\u6c42
\n String url = "\/update?float=" + String(clientFloatValue) +
\n "&int=" + String(clientIntValue) +
\n "&button=" + String(buttonState);<\/p>\n

\/\/ \u5efa\u7acb\u5b57\u7b26\u4e32，\u7528\u4e8eHTTP\u8bf7\u6c42
\n String httpRequest = String("GET ") + url + " HTTP\/1.1\\\\r\\\\n" +
\n "Host: " + host + "\\\\r\\\\n" +
\n "Connection: close\\\\r\\\\n" +
\n "\\\\r\\\\n";<\/p>\n

Serial.print("Connecting to ");
\n Serial.print(host); <\/p>\n

if (client.connect(host, httpPort)) { \/\/\u5982\u679c\u8fde\u63a5\u5931\u8d25\u5219\u4e32\u53e3\u8f93\u51fa\u4fe1\u606f\u544a\u77e5\u7528\u6237\u7136\u540e\u8fd4\u56deloop
\n Serial.println(" Sucess");<\/p>\n

client.print(httpRequest); \/\/ \u5411\u670d\u52a1\u5668\u53d1\u9001HTTP\u8bf7\u6c42
\n Serial.println("Sending request: ");\/\/ \u901a\u8fc7\u4e32\u53e3\u8f93\u51faHTTP\u8bf7\u6c42\u4fe1\u606f\u5185\u5bb9\u4ee5\u4fbf\u67e5\u9605
\n Serial.println(httpRequest);
\n } else{
\n Serial.println(" failed");
\n }<\/p>\n

client.stop();
\n} <\/p>\n

\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u8bf7\u6c42\u6570\u636e\u4fe1\u606f\u00a0<\/h2>\n

\u5ba2\u6237\u7aef\u4f1a\u5b9a\u65f6\u5411\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42\u4fe1\u606f\u3002\u670d\u52a1\u5668\u4e00\u65e6\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u8bf7\u6c42\u540e，\u4f1a\u628a\u670d\u52a1\u5668\u5f00\u53d1\u677f\u4e0a\u7684\u6309\u952e\u5f15\u811a\u72b6\u6001\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u3002\u5ba2\u6237\u7aef\u5728\u63a5\u6536\u5230\u8fd9\u4e00\u4fe1\u606f\u540e，\u4f1a\u5229\u7528\u8be5\u4fe1\u606f\u6765\u63a7\u5236\u5ba2\u6237\u7aef\u7684LED\u70b9\u4eae\u548c\u7184\u706d\u3002\u6700\u7ec8\u5b9e\u73b0\u7684\u6548\u679c\u662f，\u901a\u8fc7\u63a7\u5236\u670d\u52a1\u5668\u7aef\u7684\u677f\u4e0a\u6309\u952e，\u6211\u4eec\u53ef\u4ee5\u63a7\u5236\u5ba2\u6237\u7aef\u677f\u4e0aLED\u7684\u70b9\u4eae\u548c\u7184\u706d\u3002<\/p>\n

\u4f7f\u7528ESP8266\u5ba2\u6237\u7aef\u4eceESP8266\u670d\u52a1\u5668\u83b7\u53d6\u6570\u636e<\/h3>\n

\u670d\u52a1\u5668\u7aef\u7a0b\u5e8f：<\/h4>\n

\u2013 \u5b9e\u65f6\u83b7\u53d6\u670d\u52a1\u5668\u7aef\u5f00\u53d1\u677f\u4e0a\u6309\u94ae\u5f15\u811a\u72b6\u6001 \u2013 \u5f53\u6709\u5ba2\u6237\u7aef\u5411ESP8266\u670d\u52a1\u5668\u7684\/update\u53d1\u9001\u8bf7\u6c42\u65f6，\u5c06\u670d\u52a1\u5668\u7684\u6309\u952e\u5f15\u811a\u72b6\u6001\u901a\u8fc7\u54cd\u5e94\u4fe1\u606f\u56de\u590d\u7ed9\u5ba2\u6237\u7aef<\/p>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : cgd_server
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : CYNO\u6714
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200228
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\n\u6f14\u793a\u5982\u4f55\u5b9e\u73b0\u4e24\u4e2aNodeMCU\u95f4\u901a\u8fc7WiFi\u8fdb\u884c\u901a\u8baf\u3002\u4e24\u53f0NodeMCU\u4e00\u4e2a\u4ee5\u670d\u52a1\u5668\u6a21\u5f0f\u8fd0\u884c，
\n\u4e00\u4e2a\u4ee5\u5ba2\u6237\u7aef\u6a21\u5f0f\u8fd0\u884c\u3002\u7528\u6237\u53ef\u901a\u8fc7\u670d\u52a1\u5668\u7aef\u5f00\u53d1\u677f\u4e0a\u6309\u94ae\u63a7\u5236\u5ba2\u6237\u7aef\u7684\u677f\u4e0aLED\u70b9\u4eae\u548c\u7184\u706d<\/p>\n

\u6b64\u4ee3\u7801\u4e3a\u670d\u52a1\u5668\u7aef\u4ee3\u7801\u3002\u6b64\u4ee3\u7801\u4e3b\u8981\u529f\u80fd：
\n – \u5b9e\u65f6\u83b7\u53d6\u670d\u52a1\u5668\u7aef\u5f00\u53d1\u677f\u4e0a\u6309\u94ae\u5f15\u811a\u72b6\u6001
\n – \u5f53\u6709\u5ba2\u6237\u7aef\u5411ESP8266\u670d\u52a1\u5668\u7684\/update\u53d1\u9001\u8bf7\u6c42\u65f6，\u5c06\u670d\u52a1\u5668\u7684\u6309\u952e\u5f15\u811a\u72b6\u6001
\n \u901a\u8fc7\u54cd\u5e94\u4fe1\u606f\u56de\u590d\u7ed9\u5ba2\u6237\u7aef
\n***********************************************************************\/
\n#include <ESP8266WiFi.h> \/\/ \u672c\u7a0b\u5e8f\u4f7f\u7528 ESP8266WiFi\u5e93
\n#include <ESP8266WiFiMulti.h> \/\/ ESP8266WiFiMulti\u5e93
\n#include <ESP8266WebServer.h> \/\/ ESP8266WebServer\u5e93<\/p>\n

#define buttonPin D3 \/\/ \u6309\u94ae\u5f15\u811aD3<\/p>\n

ESP8266WiFiMulti wifiMulti; \/\/ \u5efa\u7acbESP8266WiFiMulti\u5bf9\u8c61,\u5bf9\u8c61\u540d\u79f0\u662f'wifiMulti'<\/p>\n

ESP8266WebServer esp8266_server(80);\/\/ \u5efa\u7acb\u7f51\u7edc\u670d\u52a1\u5668\u5bf9\u8c61，\u8be5\u5bf9\u8c61\u7528\u4e8e\u54cd\u5e94HTTP\u8bf7\u6c42\u3002\u76d1\u542c\u7aef\u53e3（80）<\/p>\n

IPAddress local_IP(192, 168, 0, 123); \/\/ \u8bbe\u7f6eESP8266-NodeMCU\u8054\u7f51\u540e\u7684IP
\nIPAddress gateway(192, 168, 0, 1); \/\/ \u8bbe\u7f6e\u7f51\u5173IP（\u901a\u5e38\u7f51\u5173IP\u662fWiFI\u8def\u7531IP）
\nIPAddress subnet(255, 255, 255, 0); \/\/ \u8bbe\u7f6e\u5b50\u7f51\u63a9\u7801
\nIPAddress dns(192,168,0,1); \/\/ \u8bbe\u7f6e\u5c40\u57df\u7f51DNS\u7684IP（\u901a\u5e38\u5c40\u57df\u7f51DNS\u7684IP\u662fWiFI\u8def\u7531IP）<\/p>\n

bool pinState; \/\/ \u5b58\u50a8\u5f15\u811a\u72b6\u6001\u7528\u53d8\u91cf<\/p>\n

void setup(){
\n Serial.begin(9600); \/\/ \u542f\u52a8\u4e32\u53e3\u901a\u8baf
\n Serial.println("");<\/p>\n

pinMode(buttonPin, INPUT_PULLUP); \/\/ \u5c06\u6309\u952e\u5f15\u811a\u8bbe\u7f6e\u4e3a\u8f93\u5165\u4e0a\u62c9\u6a21\u5f0f<\/p>\n

\/\/ \u8bbe\u7f6e\u5f00\u53d1\u677f\u7f51\u7edc\u73af\u5883
\n if (!WiFi.config(local_IP, gateway, subnet)) {
\n Serial.println("Failed to ESP8266 IP");
\n } <\/p>\n

\/\/\u901a\u8fc7addAp\u51fd\u6570\u5b58\u50a8 WiFi\u540d\u79f0 WiFi\u5bc6\u7801
\n wifiMulti.addAP("taichi-maker1", "12345678"); \/\/ \u8fd9\u4e09\u6761\u8bed\u53e5\u901a\u8fc7\u8c03\u7528\u51fd\u6570addAP\u6765\u8bb0\u5f553\u4e2a\u4e0d\u540c\u7684WiFi\u7f51\u7edc\u4fe1\u606f\u3002
\n wifiMulti.addAP("taichi-maker2", "87654321"); \/\/ \u7528\u6237\u53ef\u81ea\u884c\u589e\u52a0\u3001\u4fee\u6539\u3001\u5220\u9664\u6b64\u5904\u7f51\u7edc\u8fde\u63a5\u4fe1\u606f\u3002
\n wifiMulti.addAP("taichi-maker3", "13572468"); <\/p>\n

\/\/ \u5c1d\u8bd5\u7f51\u7edc\u8fde\u63a5
\n int i = 0;
\n while (wifiMulti.run() != WL_CONNECTED) {
\n delay(1000);
\n Serial.print(i++); Serial.print(' ');
\n } <\/p>\n

\/\/ WiFi\u8fde\u63a5\u6210\u529f\u540e，\u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u8fde\u63a5\u4fe1\u606f
\n Serial.println("");
\n Serial.print("Connected to ");
\n Serial.println(WiFi.SSID());
\n Serial.print("IP address:\\\\t");
\n Serial.println(WiFi.localIP()); <\/p>\n

\/\/ \u8bbe\u7f6e\u7f51\u7edc\u670d\u52a1\u5668
\n esp8266_server.on("\/update", handleUpdate); \/\/ \u5904\u7406\u5ba2\u6237\u7aefHTTP\u8bf7\u6c42LED\u72b6\u6001 <\/p>\n

esp8266_server.begin();
\n Serial.println("HTTP esp8266_server started");
\n}<\/p>\n

void loop(){
\n pinState = digitalRead(buttonPin); \/\/ \u83b7\u53d6\u5f15\u811a\u72b6\u6001
\n esp8266_server.handleClient(); \/\/ \u5904\u7406http\u670d\u52a1\u5668\u8bbf\u95ee
\n} <\/p>\n

\/\/ \u5904\u7406\u5ba2\u6237\u7aefHTTP\u8bf7\u6c42LED\u72b6\u6001button: 1
\nvoid handleUpdate() {
\n String pinStateStr;
\n pinState == HIGH ? pinStateStr = "1" : pinStateStr = "0";
\n esp8266_server.send(200, "text\/html", "buttonState: " + pinStateStr);
\n} <\/p>\n

\u5ba2\u6237\u7aef\u7a0b\u5e8f：<\/h4>\n

\u2013 \u5b9a\u65f6\u5411\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42，\u4ece\u800c\u83b7\u53d6\u670d\u52a1\u5668\u5f00\u53d1\u677f\u4e0a\u6309\u94ae\u72b6\u6001 \u2013 \u5c06\u670d\u52a1\u5668\u7aef\u53d1\u6765\u7684\u6309\u94ae\u5f15\u811a\u7535\u5e73\u72b6\u6001\u89e3\u6790\u4e3a\u6570\u5b57\u91cf，\u5e76\u4e14\u7528\u8be5\u6570\u5b57\u91cf\u63a7\u5236\u677f\u4e0aLED\u70b9\u4eae\u548c\u7184\u706d<\/p>\n

\/**********************************************************************
\n\u9879\u76ee\u540d\u79f0\/Project : \u96f6\u57fa\u7840\u5165\u95e8\u5b66\u7528\u7269\u8054\u7f51
\n\u7a0b\u5e8f\u540d\u79f0\/Program name : cgd_client
\n\u56e2\u961f\/Team : \u592a\u6781\u521b\u5ba2\u56e2\u961f \/ Taichi-Maker (www.taichi-maker.com)
\n\u4f5c\u8005\/Author : CYNO\u6714
\n\u65e5\u671f\/Date（YYYYMMDD） : 20200228
\n\u7a0b\u5e8f\u76ee\u7684\/Purpose :
\n\u6f14\u793a\u5982\u4f55\u5b9e\u73b0\u4e24\u4e2aNodeMCU\u95f4\u901a\u8fc7WiFi\u8fdb\u884c\u901a\u8baf\u3002\u4e24\u53f0NodeMCU\u4e00\u4e2a\u4ee5\u670d\u52a1\u5668\u6a21\u5f0f\u8fd0\u884c，
\n\u4e00\u4e2a\u4ee5\u5ba2\u6237\u7aef\u6a21\u5f0f\u8fd0\u884c\u3002<\/p>\n

\u6b64\u4ee3\u7801\u4e3a\u5ba2\u6237\u7aef\u4ee3\u7801\u3002\u6b64\u4ee3\u7801\u4e3b\u8981\u529f\u80fd：
\n – \u5b9a\u65f6\u5411\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42\u4fe1\u606f，\u4ece\u800c\u83b7\u53d6\u670d\u52a1\u5668\u5f00\u53d1\u677f\u4e0a\u6309\u94ae\u72b6\u6001
\n – \u5c06\u670d\u52a1\u5668\u7aef\u53d1\u6765\u7684\u6309\u94ae\u5f15\u811a\u7535\u5e73\u72b6\u6001\u89e3\u6790\u4e3a\u6570\u5b57\u91cf，\u5e76\u4e14\u7528\u8be5\u6570\u5b57\u91cf\u63a7\u5236\u677f\u4e0aLED\u70b9\u4eae\u548c\u7184\u706d
\n***********************************************************************\/
\n#include <ESP8266WiFi.h>
\n#include <ESP8266WiFiMulti.h><\/p>\n

ESP8266WiFiMulti wifiMulti; \/\/ \u5efa\u7acbESP8266WiFiMulti\u5bf9\u8c61<\/p>\n

const char* host = "192.168.0.123"; \/\/ \u7f51\u7edc\u670d\u52a1\u5668IP
\nconst int httpPort = 80; \/\/ http\u7aef\u53e380<\/p>\n

void setup(){
\n Serial.begin(9600);
\n Serial.println("");<\/p>\n

pinMode(LED_BUILTIN, OUTPUT);
\n digitalWrite(LED_BUILTIN, HIGH);<\/p>\n

wifiMulti.addAP("ssid_from_AP_1", "your_password_for_AP_1"); \/\/ \u5c06\u9700\u8981\u8fde\u63a5\u7684\u4e00\u7cfb\u5217WiFi ID\u548c\u5bc6\u7801\u8f93\u5165\u8fd9\u91cc
\n wifiMulti.addAP("ssid_from_AP_2", "your_password_for_AP_2"); \/\/ ESP8266-NodeMCU\u518d\u542f\u52a8\u540e\u4f1a\u626b\u63cf\u5f53\u524d\u7f51\u7edc
\n wifiMulti.addAP("ssid_from_AP_3", "your_password_for_AP_3"); \/\/ \u73af\u5883\u67e5\u627e\u662f\u5426\u6709\u8fd9\u91cc\u5217\u51fa\u7684WiFi ID\u3002\u5982\u679c\u6709
\n Serial.println("Connecting …"); <\/p>\n

int i = 0;
\n while (wifiMulti.run() != WL_CONNECTED) { \/\/ \u5c1d\u8bd5\u8fdb\u884cwifi\u8fde\u63a5\u3002
\n delay(1000);
\n Serial.print(i++); Serial.print(' ');
\n }<\/p>\n

\/\/ WiFi\u8fde\u63a5\u6210\u529f\u540e\u5c06\u901a\u8fc7\u4e32\u53e3\u76d1\u89c6\u5668\u8f93\u51fa\u8fde\u63a5\u6210\u529f\u4fe1\u606f
\n Serial.println("");
\n Serial.print("Connected to ");
\n Serial.println(WiFi.SSID()); \/\/ WiFi\u540d\u79f0
\n Serial.print("IP address:\\\\t");
\n Serial.println(WiFi.localIP()); \/\/ IP
\n}<\/p>\n

void loop(){
\n wifiClientRequest();
\n delay(3000);
\n}<\/p>\n

void wifiClientRequest(){
\n WiFiClient client; \/\/ \u5efa\u7acbWiFiClient\u5bf9\u8c61<\/p>\n

bool buttonState; \/\/ \u50a8\u5b58\u670d\u52a1\u5668\u6309\u94ae\u72b6\u6001\u53d8\u91cf <\/p>\n

Serial.print("Connecting to "); Serial.print(host);<\/p>\n

\/\/ \u8fde\u63a5\u670d\u52a1\u5668
\n if (client.connect(host, httpPort)){
\n Serial.println(" Success!");<\/p>\n

\/\/ \u5efa\u7acb\u5ba2\u6237\u7aef\u8bf7\u6c42\u4fe1\u606f
\n String httpRequest = String("GET \/update") + " HTTP\/1.1\\\\r\\\\n" +
\n "Host: " + host + "\\\\r\\\\n" +
\n "Connection: close\\\\r\\\\n" +
\n "\\\\r\\\\n";<\/p>\n

\/\/ \u53d1\u9001\u5ba2\u6237\u7aef\u8bf7\u6c42
\n Serial.println("Sending request: ");Serial.print(httpRequest);
\n client.print(httpRequest);<\/p>\n

\/\/ \u83b7\u53d6\u670d\u52a1\u5668\u54cd\u5e94\u4fe1\u606f\u4e2d\u7684\u6309\u94ae\u72b6\u6001\u4fe1\u606f
\n while (client.connected() || client.available()){
\n if(client.find("buttonState:")){
\n buttonState = client.parseInt();
\n Serial.print("buttonState: " );
\n Serial.println(buttonState);
\n }
\n }
\n } else{
\n Serial.println(" failed!");
\n } <\/p>\n

Serial.println("===============");
\n client.stop(); \/\/ \u505c\u6b62\u5ba2\u6237\u7aef <\/p>\n

\/\/ \u6839\u636e\u670d\u52a1\u5668\u6309\u952e\u72b6\u6001\u70b9\u4eae\u6216\u7184\u706dLED
\n buttonState == 0 ? digitalWrite(LED_BUILTIN, LOW) : digitalWrite(LED_BUILTIN, HIGH);
\n} <\/p>\n

\u00a0HTTP<\/h2>\n

\u5728 HTTP \u8bf7\u6c42\u4e2d，\u8bf7\u6c42\u884c\u3001\u8bf7\u6c42\u5934\u548c\u8bf7\u6c42\u4f53\u662f\u6784\u6210\u8bf7\u6c42\u7684\u4e09\u90e8\u5206，\u5b83\u4eec\u5404\u81ea\u627f\u62c5\u4e0d\u540c\u7684\u529f\u80fd\u3002\u4e0b\u9762\u662f\u5b83\u4eec\u7684\u8be6\u7ec6\u89e3\u91ca\u548c\u4f5c\u7528：<\/p>\n

1.\u00a0\u8bf7\u6c42\u884c（Request Line）<\/h3>\n<\/p>\n

\u4e3b\u8981\u7ec4\u6210\u90e8\u5206：<\/h5>\n