// Materi blink LED + Relay + Button
// Tugas nechiyana
/*
1.Connect LED anode to Relay dengan digital pin [pin 13]
2.Connect LED catode to resiston [200-ohm] and the ground [GND] of the Arduino board.
3.Connect one leg of the push button to the digital pin [pin 2].
4.Connect thr other leg of the push button to the ground [GND] of the Arduino board.
*/

//Define variables
int PinRelay = 13; // Digital pin relay
int buttonPin = 2; // Digital pin where the button is connected.
bool buttonState = true;

void setup() {
 
  pinMode(PinRelay, OUTPUT); // LED pin as an output.
  pinMode(buttonPin, INPUT); // Button pin as an input.
}


//LOOP

void loop() {

  // Read the state of the button
  buttonState = digitalRead(buttonPin);

  // Check if the button is pressed
  if (buttonState == HIGH){
    digitalWrite(PinRelay, HIGH); //Trun LED on.
  } else {
    digitalWrite(PinRelay, LOW); // Trun LED off.
  }
}