//FOR DHT22 SENSOR
#include<DHT.h>
#define DHTPIN 8
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

//FOR LCD DISPLAY
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
// Change address to 0x27 or 0x3F depending on your LCD
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  // put your setup code here, to run once:
  
  dht.begin();//for dht


  lcd.init();          // Initialize LCD
  lcd.backlight();     // Turn on backlight
  lcd.setCursor(0, 0);
  lcd.print("DHT DATA DISPLAY");
  delay(1000); // Pause before starting loop
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(1000);

float humidity=dht.readHumidity();
float temperature=dht.readTemperature();

if(isnan(humidity) || isnan(temperature)) {
  Serial.println("Failed to read from DHT sensor!");
    return;
  }


  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("TEMP: ");     
  lcd.print(temperature);       // Display the counter value
  lcd.print("   ");
  lcd.setCursor(0, 1);
  lcd.print("HUMIDITY: ");     
  lcd.print(humidity);
  lcd.print("   ");         // Clear any old digits

}