#include <LiquidCrystal_I2C.h>
#include "DHT.h"
#define DHTPIN  18    // what pin we're connected to
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd = LiquidCrystal_I2C(0x27, 16, 2);
float intTemperature = 0;
float intHumidity = 0;
int intRelayPin = 4;
void setup(){
  Serial.begin(115200);
  Serial.println("Hello , esp32");
  dht.begin();
  lcd.init();
  lcd.backlight();
  pinMode(intRelayPin, OUTPUT);
  Serial.println("Hello , esp32");
void loop(){
  getMytemperature ();
  postMyDisplayLcd(intTemperature,intHumidity);
  postMyRelay(intTemperature);
}
/*
void setup(){
  Serial.begin(115200);
  pinMode(intRelayPin, OUTPUT);
  Serial.println("Hello , esp32");
}
void loop(){
  digitalWrite(intRelayPin,HIGH);
  Serial.println("Relay,on!");
  delay(1000);
  digitalWrite(intRelayPin,LOW);
   Serial.println("Relay,off!");
  delay(1000);
}

/*
#include "DHT.h"
#define DHTPIN  18    // what pin we're connected to
#define DHTTYPE DHT22 
DHT dht(DHTPIN, DHTTYPE);
float hum;  //Stores humidity value
float temp; //Stores temperature value

void setup()
{
  Serial.begin(115200);
  Serial.println( "start DHT");
  dht.begin();
  
}
void loop()
{
   delay(2000);
    //Read data and store it to variables hum and temp
    hum = dht.readHumidity();
    temp= dht.readTemperature();
    //Print temp and humidity values to serial monitor
    Serial.print("Humidity: ");
    Serial.print(hum);
    Serial.print(" %, Temp: ");
    Serial.print(temp);
    Serial.println(" Celsius");
}
*/
/*
#include <LiquidCrystal_I2C.h>
#define I2C_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_LINES 2
LiquidCrystal_I2C lcd(I2C_ADDR,LCD_COLUMNS , LCD_LINES);


void setup(){
  Serial.begin(115200);
  lcd.init();
  lcd.backlight();

}
void loop(){
  lcd.setCursor(0,0); //+1 |c1,r1
  lcd.print( "temerature :");
  lcd.setCursor(0,1);  //+1  |C1,r2
  lcd.print( "humidity :");
  delay(2000);
}
*/
/*

#include "DHT.h"
#include <LiquidCrystal_I2C.h>
#define DHTPIN  5    // what pin we're connected to
#define DHTTYPE DHT22 
#define I2C_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_LINES 2
DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(I2C_ADDR,LCD_COLUMNS , LCD_LINES);
int intRelayPin = 4;
float hum;  
float temp;
void setup(){
  Serial.begin(115200);
  Serial.println( "start DHT");
  dht.begin();
  lcd.init();
  lcd.backlight();
  pinMode(intRelayPin, OUTPUT);

}
void loop()
{
    Serial.print("Humidity: ");
    Serial.print(hum);
    Serial.print(" %, Temp: ");
    Serial.print(temp);
    Serial.println(" Celsius");
    lcd.setCursor(0,0); //+1 |c1,r1
    lcd.print( "temerature :");
    lcd.setCursor(0,1);  //+1  |C1,r2
    lcd.print( "humidity :");
    delay(2000);
}
*/