// Library LCD
#include <LiquidCrystal_I2C.h>

// set alamat I2C dan ukuran LCD
LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  pinMode(2, OUTPUT);
  pinMode(13, INPUT_PULLUP);
  Serial.begin(115200);

  // setup LCD--
  lcd.init();
  lcd.clear();
  lcd.backlight();
  lcd.setCursor(0,0);
  lcd.print("##STATUS LAMPU##");
}

void loop() {
  int status = digitalRead(13);
  lcd.setCursor(0,1);
  if(status == HIGH)
  {
    digitalWrite(2, HIGH);
    lcd.print("LAMPU MENYALA");
    //Serial.print("Switch ON, ");
    //Serial.println(status);
  } else {
    digitalWrite(2, LOW);
    lcd.print("LAMPU MATI ");
    //Serial.print("Switch OFF, ");
    //Serial.println(status);
  }
}