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

LiquidCrystal_I2C lcd(0x27, 16, 2);
int lampu = 3;

void setup() {
  // put your setup code here, to run once:
  lcd.init();
  lcd.backlight();

  pinMode(lampu, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  lcd.setCursor(0, 3);
  lcd.print("Lampu On");
  digitalWrite(lampu, HIGH);
  delay(1000);
  lcd.clear();
  lcd.print("Lampu Off");
  digitalWrite(lampu, LOW);
  delay(1000);
  lcd.clear();
}