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

#define DHTPIN 15          
#define DHTTYPE DHT22     

DHT dht(DHTPIN, DHTTYPE);

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  lcd.begin(16, 2);
  lcd.backlight();
  
  dht.begin();

  Serial.begin(115200);
  lcd.setCursor(0, 0);
  lcd.print("Mengukur Suhu...");
}

void loop() {
  float suhu = dht.readTemperature();

  if (isnan(suhu)) {
    Serial.println("Gagal membaca data DHT!");
    lcd.setCursor(0, 1);
    lcd.print("Error Data DHT");
  } else {
    lcd.setCursor(0, 0);
    lcd.print("Suhu: ");
    lcd.print(suhu);
    lcd.print(" C ");

    Serial.print("Suhu: ");
    Serial.print(suhu);
    Serial.println(" C");
  }

  delay(2000);
}