134 lines
3.2 KiB
C++
134 lines
3.2 KiB
C++
/*
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* @Author: dugulingping
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* @Date: 2022-06-09 17:14:49
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* @LastEditTime: 2022-06-17 13:21:04
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* @LastEditors: dugulingping
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* @Description:
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* @FilePath: \project\BaFa_lutai_switch\BaFa_lutai_switch.ino
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*/
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#include <ESP8266WiFi.h>
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#include "PubSubClient.h"
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// 引脚定义
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#define LED_LOCAL 2
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#define SWITCH_PIN 0
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void turnOn();
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void turnOff();
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const char* ssid = "mdd520"; //修改，你的路由去WIFI名字
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const char* password = "mj1688888888"; //你的WIFI密码
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#define ID_MQTT "ba6c540974354e998818b47472a8407d" //用户私钥，控制台获取
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const char* topic = "lutaiValveSwitch006"; //主题名字
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const char* mqtt_server = "bemfa.com"; //默认，MQTT服务器
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const int mqtt_server_port = 9501; //默认，MQTT服务器
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WiFiClient espClient;
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PubSubClient client(espClient);
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void Bink_led(int ms){
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Serial.print(">");
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digitalWrite(LED_LOCAL, 0);
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delay(ms);
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digitalWrite(LED_LOCAL, 1);
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delay(ms);
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}
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void setup_wifi() {
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delay(10);
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Serial.println();
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Serial.print("Connecting to ");
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Serial.println(ssid);
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WiFi.begin(ssid, password);
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while (WiFi.status() != WL_CONNECTED) {
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Bink_led(100);
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}
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Serial.println("");
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Serial.println("WiFi connected");
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Serial.println("IP address: ");
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Serial.println(WiFi.localIP());
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}
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void callback(char* topic, byte* payload, unsigned int length) {
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Serial.print("Topic:");
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Serial.println(topic);
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String msg = "";
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for (int i = 0; i < length; i++) {
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msg += (char)payload[i];
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}
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Serial.print("Msg:");
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Serial.println(msg);
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if (msg == "on") { //on
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turnOn(); //开
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} else if (msg == "off") { //off
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turnOff(); //关
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}
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msg = "";
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}
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void reconnect() {
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int num = 0;
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// Loop until we're reconnected
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while (!client.connected()) {
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Serial.print("Attempting MQTT connection...");
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Bink_led(500);
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// Attempt to connect
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if (client.connect(ID_MQTT)) {
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Serial.println("connected");
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Serial.print("subscribe:");
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Serial.println(topic);
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//订阅主题，如果需要订阅多个主题，
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//可发送多条订阅指令client.subscribe(topic2);client.subscribe(topic3);
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client.subscribe(topic);
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}
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else if(num >= 100){
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delay(5000);
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ESP.restart();
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} else {
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Serial.print("failed, rc=");
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Serial.print(client.state());
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Serial.println(" try again in 5 seconds");
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delay(5000);
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}
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num++;
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}
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}
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//开
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void turnOn() {
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Serial.println("turn on swich");
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digitalWrite(SWITCH_PIN, LOW);
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}
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//关
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void turnOff() {
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Serial.println("turn off swich");
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digitalWrite(SWITCH_PIN, HIGH);
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}
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void setup() {
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Serial.begin(115200);
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pinMode(LED_LOCAL, OUTPUT);
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pinMode(SWITCH_PIN, OUTPUT);
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delay(500);
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turnOff(); // 关闭
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setup_wifi();
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client.setServer(mqtt_server, mqtt_server_port);//设置mqtt服务器
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client.setCallback(callback); //mqtt消息处理
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}
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void loop() {
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if (WiFi.status() != WL_CONNECTED) {
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setup_wifi();
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reconnect();
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}
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if (!client.connected()){
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reconnect();
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}
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client.loop();
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} |