int buttonPin = 4;
int led = 2;
int buttonStatus = 0;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  //Serial.println("Hello, ESP32!");
  pinMode(led, OUTPUT);
  pinMode(buttonPin, INPUT);
}

void loop() {
  buttonStatus = digitalRead(buttonPin);
  if (buttonStatus == HIGH){
    digitalWrite(led, HIGH);
    Serial.println("Lampu Hidup");
  }else{
    digitalWrite(led, LOW);
    Serial.println("Lampu Mati");
  }

}