ADAFRUIT IOT WITH ESP8266

 https://io.adafruit.com/anokhramesh/dashboards/google-assistant-homeautomation

ADAFRUIT IOT


//Google Assistant Home Automation

#include <ESP8266WiFi.h>

#include "Adafruit_MQTT.h"

#include "Adafruit_MQTT_Client.h"


#define Relay1            D0

#define Relay2            D1

#define Relay3            D2

#define Relay4            D3


#define WLAN_SSID       "dewa406"             // Your SSID

#define WLAN_PASS       "Ramesh16384"        // Your password


/************************* Adafruit.io Setup *********************************/


#define AIO_SERVER      "io.adafruit.com" //Adafruit Server

#define AIO_SERVERPORT  1883                   

#define AIO_USERNAME    "anokhramesh"            // Username

#define AIO_KEY         "aio_oWch33X2fM0uP2mBqAFrEMy73SSv"   // Auth Key


//WIFI CLIENT

WiFiClient client;


Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_KEY);


Adafruit_MQTT_Subscribe Light1 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME"/feeds/device-1"); // Feeds name should be same everywhere

Adafruit_MQTT_Subscribe Light2 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/device-2");

Adafruit_MQTT_Subscribe Light3 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/device-3");

Adafruit_MQTT_Subscribe Light4 = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/device-4");


void MQTT_connect();


void setup() {

  Serial.begin(115200);


  pinMode(Relay1, OUTPUT);

  pinMode(Relay2, OUTPUT);

  pinMode(Relay3, OUTPUT);

  pinMode(Relay4, OUTPUT);

  

  // 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());

 

  mqtt.subscribe(&Light1);

  mqtt.subscribe(&Light3);

  mqtt.subscribe(&Light2);

  mqtt.subscribe(&Light4);

}


void loop() {

 

  MQTT_connect();

  


  Adafruit_MQTT_Subscribe *subscription;

  while ((subscription = mqtt.readSubscription(20000))) {

    if (subscription == &Light1) {

      Serial.print(F("Got: "));

      Serial.println((char *)Light1.lastread);

      int Light1_State = atoi((char *)Light1.lastread);

      digitalWrite(Relay1, Light1_State);

      

    }

    if (subscription == &Light2) {

      Serial.print(F("Got: "));

      Serial.println((char *)Light2.lastread);

      int Light2_State = atoi((char *)Light2.lastread);

      digitalWrite(Relay2, Light2_State);

    }

    if (subscription == &Light3) {

      Serial.print(F("Got: "));

      Serial.println((char *)Light3.lastread);

      int Light3_State = atoi((char *)Light3.lastread);

      digitalWrite(Relay3, Light3_State);

    }

    if (subscription == &Light4) {

      Serial.print(F("Got: "));

      Serial.println((char *)Light4.lastread);

      int Light4_State = atoi((char *)Light4.lastread);

      digitalWrite(Relay4, Light4_State);

      

    }

  }


  

}


void MQTT_connect() {

  int8_t ret;


  if (mqtt.connected()) {

    return;

  }


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


  uint8_t retries = 3;

  

  while ((ret = mqtt.connect()) != 0) {

    Serial.println(mqtt.connectErrorString(ret));

    Serial.println("Retrying MQTT connection in 5 seconds...");

    mqtt.disconnect();

    delay(5000); 

    retries--;

    if (retries == 0) {

      while (1);

    }

  }

  Serial.println("MQTT Connected!");

  

}

Comments

Post a Comment

Popular posts from this blog

Proteus simulation 4x4 Matrix Keypad with Arduino and LCD screen

Image
  /*   Matrix Keypad with LCD Display Demo   keypad-demo-lcd.ino   Demonstrates use of 4x4 matrix membrane keypad with Arduino   Results on LCD Display   Display uses I2C backpack   DroneBot Workshop 2020   https://dronebotworkshop.com */ // Include Arduino Wire library for I2C #include <Wire.h>  // Include LCD display library for I2C #include <LiquidCrystal_I2C.h> // Include Keypad library #include <Keypad.h> // Constants for row and column sizes const byte ROWS = 4; const byte COLS = 4; // Array to represent keys on keypad char hexaKeys[ROWS][COLS] = {   {'1', '2', '3', 'A'},   {'4', '5', '6', 'B'},   {'7', '8', '9', 'C'},   {'*', '0', '#', 'D'} }; // Connections to Arduino byte rowPins[ROWS] = {9, 8, 7, 6}; byte colPins[COLS] = {5, 4, 3, 2}; // Create keypad object Keypad customKeypad = Keypad(makeKeymap(hexaKeys), rowPins, colPins, ROWS, ...
Read more

Digital Clock with Arduino and RTC Module and P10 LEDmatrix

Image
  #include <Wire.h> #include "RTClib.h" #include <SPI.h>        #include <DMD.h>     #include <TimerOne.h>   #include "Arial_black_16.h" #include "Font_6x14.h" //-> This font only contains numbers from 0-9. Used only to display time. #define DISPLAYS_ACROSS 1 //-> Number of P10 panels used, side to side. #define DISPLAYS_DOWN 1 DMD dmd(DISPLAYS_ACROSS, DISPLAYS_DOWN); RTC_DS1307 rtc; //-> RTC Declaration int _day, _month, _year, _hour24, _hour12, _minute, _second, _dtw; int hr24; String st; char nameoftheday[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}; char month_name[12][12] = {"January","February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December...
Read more

Interfacing KY038 sound sensor with Raspberry pi Pico

Image
Micropython code from machine import Pin #importing Pin Class from machine module. import utime #importing time module led=Pin(15,Pin.OUT)  #created an led object and assigning the GPIOPin 15 to as an OUTPUT button=Pin(16,Pin.IN,Pin.PULL_DOWN) #created an object button and assigned to GPIO Pin 16 as an INPUT PULL_DOWN. def led_toggle(irq): #created a function led_toggle.     global led     led.toggle()       button.irq(trigger=Pin.IRQ_RISING,handler=led_toggle)  
Read more