SONOFF-HT-code.ino

/*
* The sample code requires the ESP8266 v.2.0.0 library for proper operation. 
* (https://github.com/ubidots/ubidots-esp8266/releases/tag/2.0.0) 
* However, is strongly recommended to migrate the code to the latest library version.
* (https://github.com/ubidots/ubidots-esp8266)
*/

#include "UbidotsMicroESP8266.h"
#include "DHT.h"

#define DHTPIN 14     // what digital pin we're connected to
#define DHTTYPE DHT11   // DHT 11


DHT dht(DHTPIN, DHTTYPE);

#define ID  "My_humedity_id"  // Put here your Ubidots variable ID
#define ID2  "My_Temperature_id"  // Put here your Ubidots variable ID
#define ID3  "My_heat_id"  // Put here your Ubidots variable ID
#define ID4  "My_relay_id"  // Put here your Ubidots variable ID

#define TOKEN  "MY_TOKEN"  // Put here your Ubidots TOKEN
#define WIFISSID "MY_SSID"
#define PASSWORD "MY_WIFI_PASSWORD"
#define RELAY 12
#define LED 13

Ubidots client(TOKEN);

void setup(){
    Serial.begin(115200);
    dht.begin();
    delay(10);
    pinMode(RELAY, OUTPUT);
    pinMode(LED, OUTPUT);
    digitalWrite(LED, HIGH);
    client.wifiConnection(WIFISSID, PASSWORD);
}
void loop(){

    // Wait a few seconds between measurements.
    delay(2000);
  
    // Reading temperature or humidity takes about 250 milliseconds!
    // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
    float h = dht.readHumidity();
    // Read temperature as Celsius (the default)
    float t = dht.readTemperature();
  
    // Check if any reads failed and exit early (to try again).
    if (isnan(h) || isnan(t)) {
        Serial.println("Failed to read from DHT sensor!");
        return;
    }
    // Compute heat index in Celsius (isFahreheit = false)
    float hic = dht.computeHeatIndex(t, h, false);
    
    client.add(ID, h);
    client.add(ID2, t);
    client.add(ID3, hic);
    client.sendAll();
    float setRelay = client.getValue(ID4);
    if (setRelay == 1.00) {
        digitalWrite(RELAY, HIGH); //On relay
        digitalWrite(LED, LOW); //On led
    }
    if (setRelay == 0.00) {
        digitalWrite(RELAY, LOW); //Off relay
        digitalWrite(LED, HIGH); //Off led
    }
}