#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>

#define DHTPIN 2      // Pin data DHT22 terhubung ke pin 2 Arduino
#define DHTTYPE DHT22 // DHT 22 (AM2302)

DHT dht(DHTPIN, DHTTYPE);

LiquidCrystal_I2C lcd(0x27, 16, 2); // Alamat I2C LCD 0x27, 16 karakter, 2 baris
const int redLed = 9;              // LED merah terhubung ke pin 9 Arduino
const int blueLed = 10;            // LED biru terhubung ke pin 10 Arduino

void setup() {
  Serial.begin(9600);
  dht.begin();
  lcd.init();
  lcd.backlight(); 
  pinMode(redLed, OUTPUT);
  pinMode(blueLed, OUTPUT);
}

void loop() {
  delay(2000); // Delay 2 detik
  float temperature = dht.readTemperature(); // Baca nilai suhu dari sensor DHT22

  lcd.setCursor(0, 0);
  lcd.print("Suhu = ");
  lcd.print(temperature);
  lcd.print(" C  ");

  if (temperature < 30.0) {
    digitalWrite(blueLed, HIGH);
    digitalWrite(redLed, LOW);
    lcd.setCursor(0, 1);
    lcd.print("Adem       ");
  } else {
    digitalWrite(blueLed, LOW);
    digitalWrite(redLed, HIGH);
    lcd.setCursor(0, 1);
    lcd.print("Ngaheab        ");
  }
}