ES-01 WIFI RELAY模块测试程序

//ES-01 WIFIRELAY 模块测试程序 #define PIN_RELAY 0 ///模块继电器的控制端口为0 #include <ESP8266WiFi.h>

//必须修改:填写你的WIFI帐号密码 const char* ssid = "PDCN_ZYB"; const char* password = "qq5521833";

//指定要连接的server的ip(可以使用tcpid使用调试工具pc端ip) const char* host = "192.168.2.66"; const int port = 666./指定连接端口

const char* id = "ch616"; int tick = 0;

WiFiClient client;

void setup() { Serial.begin(115200); pinMode(PIN_RELAY, OUTPUT); delay(2000)；//添加延迟，让串口准备好后输出数据，不添加延迟以下信息就不会被输出 Serial.println("---set router wifi setttings as below---"); Serial.print("ssid:"); Serial.println(ssid); Serial.print("password:"); Serial.println(password);

//连接WIFI WiFi.begin(ssid, password);

//设置读取socket数据等待时间(默认值为10000ms） client.setTimeout(2000);

//等待WIFI连接成功 while (WiFi.status() != WL_CONNECTED) { Serial.println("WiFi connecting..."); delay(2000); } Serial.println("WiFi connected!."); }

void loop() { if (client.connect(host, port)) { //串口输出信息 Serial.println("host connected!"); Serial.print("id:"); Serial.println(id); Serial.println("ES-01 wifi module -- desinged by zybpub"); Serial.print("server ip:192.168.2.66"); Serial.println("port:666"); Serial.print("module ip:"); Serial.println( WiFi.localIP()); //tcp输出信息 client.print("id:"); client.println(id); client.println("ES-01 wifi module -- desinged by zybpub"); client.print("module ip:"); client.println( WiFi.localIP()); client.print("server ip:192.168.2.66 "); client.println("port:666"); } else { // TCP连接中... Serial.println("host connecting..."); delay(500); }

while (client.connected()) { //接收到TCP数据 if (client.available()) { String line = client.readStringUntil('\n'); if (line == "1\r") { Serial.println("command:open led."); digitalWrite(PIN_RELAY, LOW); client.print("OK"); } else if (line == "0\r") { Serial.println("command:close led."); digitalWrite(PIN_RELAY, HIGH); client.print("OK"); } } else { //没收TCP数据每隔一段时间打印发送一次tick值 Serial.print("heart tick:"); Serial.println(tick); // client.print(tick); // TCP20-29之间的随机数 //client.print(20 random(0,10)); tick ; delay(5000); } } }