（二 -3-1） 天猫精灵接入Home Assistant-自动发现Mqtt设备--灯系列 esp8266程序

设备1

上电自动注册自己是个1个开关

HASS网页和手机APP控制

外部开关上升沿中断控制

天猫精灵语音控制

一键配网

记录以往WIFI信息

设备2

上电后，自动注册自己有三个开关控制

HASS网页和手机APP控制

外部开关上升沿中断控制

天猫精灵语音控制

设备1 代码

需添加

一键配网

记录以往WIFI信息

需去掉 打印注释

/***************************************************

 ****************************************************/
#include <ESP8266WiFi.h>
#include "Adafruit_MQTT.h"
#include "Adafruit_MQTT_Client.h"

/*-------------------------------------------------------------------------------------------
 * 配置WIFI信息
 *------------------------------------------------------------------------------------------*/

#define WLAN_SSID       "dongdong"
#define WLAN_PASS       "ldd123456"

/*-------------------------------------------------------------------------------------------
 * 配置MQTT服务器信息
 *------------------------------------------------------------------------------------------*/

//#define AIO_SERVER      "io.adafruit.com"  // 不稳定
//#define AIO_SERVER      "broker.mqtt-dashboard.com" // 稳定
#define AIO_SERVER      "www.dongvdong.top"
#define AIO_SERVERPORT  1883                   // use 8883 for SSL
#define AIO_USERNAME    ""
#define AIO_KEY         ""

/*-------------------------------------------------------------------------------------------
 * 配置外接设备
 *------------------------------------------------------------------------------------------*/
//  灯的接口  D4口-继电器
int Light_1 = D4;
//  灯的按键  D2- 按键开关
int Light_1_btn = D8;
/*-------------------------------------------------------------------------------------------
 * 开启MQTT服务
 *------------------------------------------------------------------------------------------*/

// Create an ESP8266 WiFiClient class to connect to the MQTT server.
WiFiClient client;

// Setup the MQTT client class by passing in the WiFi client and MQTT server and login details.
Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_USERNAME, AIO_KEY);

/*-------------------------------------------------------------------------------------------
-由于MQTT发布信息有长度限制 130个左右，不能一次性发送太多自身配置信息,因此发杂的设备无法注册
*/

//------------------1 设备自身配置信息 ------------------------

 //-------------------新设备 （1）修改在hass中显示的名字（可以不改）

// 在hass中显示的名字
#define name_s "rgb"
 //-------------------新设备 （2）修改设备分配的话题（必须改）   可修改第二 产品 ID
 // 用户  + 产品 ID + 属性+ 接收或发送
//接收开关命令话题
#define command_topic_s "DD/rgb/o/c"
// 自身开关状态发布话题
#define state_topic_s "DD/rgb/o/s"
// 接收亮度命令话
#define brightness_command_topic_s "DD/rgb/b/c"
// 自身亮度发布话题
#define brightness_state_topic_s "DD/rgb/b/s"
// 接收颜色命令话题
#define rgb_command_topic_s "DD/rgb/r/c"
// 自身颜色状态发布话题
#define rgb_state_topic_s "DD/rgb/r/s"

#define optimistic_c "false"

//-------------------2 hass自动发现MQTT设备话题-------第三参数 ID 必须改------------------

 //-------------------新设备 （3）修改设备注册ID   第三个参数  （不同于名字）
#define MQTT_config_TOPIC "homeassistant/light/rgb_test_v1/config"

 //-------------------新设备 （4）修改设备属性  有什么属性加入json包
//------------------灯 JSON打包  开关 亮度 颜色------------------------
//    灯必须先有 开关  然后有亮度  然后 再有颜色   （跳过顺序将不会正常显示功能）
  String my_config_s=
  String("{\"name\":\"")+ name_s
 +String("\",\"command_topic\":\"")+command_topic_s
 +String("\",\"state_topic\":\"")+state_topic_s
+String("\",\"brightness_command_topic\":\"")+brightness_command_topic_s
+String("\",\"brightness_state_topic\":\"")+brightness_state_topic_s
//+String("\",\"rgb_command_topic_topic\":\"")+rgb_command_topic_s
//+String("\",\"rgb_state_topic\":\"")+rgb_state_topic_s
//+String("\",\"optimistic\":\"")+optimistic_c
+String("\"}");

// 发布自己的配置信息
Adafruit_MQTT_Publish  hass_config = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME MQTT_config_TOPIC);

// 发布自己的开关信息
Adafruit_MQTT_Publish state_topic = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME state_topic_s);
//hachina
//发布自己的亮度信息
Adafruit_MQTT_Publish brightness_state_topic = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME brightness_state_topic_s);

//发布自己的颜色信息
Adafruit_MQTT_Publish rgb_state_topic = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME rgb_state_topic_s);

/*-------------------------------------------------------------------------------------------
 * 功能：订阅开关信息
 * 输入：颜色数据
 * 输出：空
 *------------------------------------------------------------------------------------------*/

//订阅开关命令
Adafruit_MQTT_Subscribe command_topic = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME command_topic_s, MQTT_QOS_1);
//订阅亮度命令
Adafruit_MQTT_Subscribe brightness_command_topic = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME brightness_command_topic_s, MQTT_QOS_1);
//订阅颜色命令
Adafruit_MQTT_Subscribe rgb_command_topic = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME rgb_command_topic_s, MQTT_QOS_1);

/*************************** 接受信息订阅函数 ************************************/

void state_topic_send(String state){

  if (!mqtt.connected()) {
    Serial.println(F("state_topic.publish Failed"));
    return;
  }

  if (! state_topic.publish(state.c_str())) {
    Serial.println(F("state_topic.publish Failed"));
  } else {
    Serial.println(String("state_topic.publish ")+state);
  }

}

/*-------------------------------------------------------------------------------------------
 * 功能：接收开关命令回掉函数
 *       on  开灯    off  关灯
 * 输入：接收数据+数据长度
 * 输出：空
 *------------------------------------------------------------------------------------------*/
void command_topic_call(char *data, uint16_t len) {
  //Serial.print("the button value is: ");
  //Serial.println(data);

  String msg=String(data);
  // 收到 打开
  if(msg=="ON") { Serial.println("light is open");
  digitalWrite(Light_1, HIGH);
  state_topic_send("ON");// 返回 打开状态
  }

  if(msg=="OFF") {  Serial.println("light is close");
  digitalWrite(Light_1, LOW);
  state_topic_send("OFF");
  }

}
/*-------------------------------------------------------------------------------------------
 * 功能：接收亮度命令回掉函数
 *       向电脑打印输出亮度值   0-255
 * 输入：亮度数据
 * 输出：空
 *------------------------------------------------------------------------------------------*/
void brightness_command_topic_call(double x) {
  Serial.print("Hey we're in a slider callback, the slider value is: ");
  Serial.println(x);

    if (! brightness_state_topic.publish(x)) {
    Serial.println(F("brightness_state_topic.publish Failed"));
  } else {
    Serial.print(F("brightness_state_topic.publish "));Serial.println(x);
  }

}
/*-------------------------------------------------------------------------------------------
 * 功能：接收颜色命令回掉函数
 *       向电脑打印输出亮度值   255，255，255
 * 输入：颜色数据
 * 输出：空
 *------------------------------------------------------------------------------------------*/
void rgb_command_topic_call(char *data, uint16_t len) {
  Serial.print("the button value is: ");
  Serial.println(data);

}
/*-------------------------------------------------------------------------------------------
 * 功能：外部设备中断函数
 *------------------------------------------------------------------------------------------*/
 bool Light_1_state=LOW;//  开关状态
 bool Light_1_stateSend=0; // 是否返回开关数据

 void Light_1_btn_highInterrupt(){

  Light_1_state=!Light_1_state;// 硬件开关每次按一下，开关状态反转一下
  Light_1_stateSend=1;// 打开发送标志位，在主函数中调用publish将自己的状态返回去，在中断里调用会报错
  digitalWrite(Light_1, Light_1_state);

  }
/*-------------------------------------------------------------------------------------------
 * 功能：外部设备初始化
 *------------------------------------------------------------------------------------------*/
void IO_int(){
  //继电器初始化--灯
   pinMode(Light_1, OUTPUT);
   digitalWrite(Light_1, LOW);

   // 灯的按键开关初始化
   pinMode(Light_1_btn, INPUT);
   attachInterrupt(Light_1_btn, Light_1_btn_highInterrupt, RISING);// 上升沿触发

  }

void setup() {

  IO_int();

  Serial.begin(115200);
  delay(10);

  Serial.println(F("Adafruit MQTT demo"));

  // Connect to WiFi access point.
  Serial.println(); Serial.println();
  Serial.print("Connecting to ");
  Serial.println(WLAN_SSID);

  WiFi.begin(WLAN_SSID, WLAN_PASS);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println();

  Serial.println("WiFi connected");
  Serial.println("IP address: "); Serial.println(WiFi.localIP());

// 配置信息转换
// strcpy( my_config_c, my_config.c_str()); 

// 回掉函数
  command_topic.setCallback(command_topic_call);
  brightness_command_topic.setCallback(brightness_command_topic_call);
  rgb_command_topic.setCallback(rgb_command_topic_call);
 // 订阅话题注册

  mqtt.subscribe(&command_topic);
  mqtt.subscribe(&brightness_command_topic);
  mqtt.subscribe(&rgb_command_topic);

}

uint32_t x=0;

void loop() {

  MQTT_connect();
  // this is our 'wait for incoming subscription packets and callback em' busy subloop
  // try to spend your time here:
  mqtt.processPackets(1000);

 //按键对灯的控制以及返回灯的状态
  if(Light_1_stateSend==1){

      if(Light_1_state==HIGH)
      {state_topic_send("ON");}
      else if(Light_1_state==LOW)
      {state_topic_send("OFF");}

      Light_1_stateSend=0;  // 发送置于0 关闭
  }

  // ping the server to keep the mqtt connection alive
  // NOT required if you are publishing once every KEEPALIVE seconds
  if(! mqtt.ping()) {
    mqtt.disconnect();
  }

}

// Function to connect and reconnect as necessary to the MQTT server.
// Should be called in the loop function and it will take care if connecting.
void MQTT_connect() {
  int8_t ret;

  // Stop if already connected.
  if (mqtt.connected()) {
    return;
  }

  Serial.print("Connecting to MQTT... ");

  uint8_t retries = 3;
  while ((ret = mqtt.connect()) != 0) { // connect will return 0 for connected
       Serial.println(mqtt.connectErrorString(ret));
       Serial.println("Retrying MQTT connection in 3 seconds...");
       mqtt.disconnect();
       delay(3000);  // wait 10 seconds
       retries--;
       if (retries == 0) {
         // basically die and wait for WDT to reset me
         while (1);

         //  ESP.wdtFeed();
       }
  }
  Serial.println("MQTT Connected!");

    hass_config.publish(my_config_s.c_str());
   // 内存不够大 ，一直重启 只能注册个简单的有开关功能
    Serial.println(my_config_s);

}