• 1x Arduino Uno
• 1x Breadboard
• 1x LED
• 2x Resistor 220 ohm
• 1x Push Button
• 5x Kabel Jumper

• Pin GND arduino terhubung ke breadboard (kabel hitam).
• Pin Katoda LED terhubung ke GND melalui resistor 220 ohm.
• Pin Anoda LED terhubung ke pin 8 arduino (kabel kuning).
• Pin 1 Push Button terhubung ke VCC arduino.
• Pin 2 Push Button terhubung ke GND melalui resistor 220 ohm dan terhubung ke pin 2 arduino

int ledPin = 8;
int PBPin = 2;
int valPB = 0;

void setup() {
  // put your setup code here, to run once:
  pinMode (ledPin, OUTPUT);
  pinMode (PBPin, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  valPB = digitalRead(PBPin);

  if (valPB == HIGH) {
    digitalWrite(ledPin, HIGH);
  } else {
    digitalWrite(ledPin, LOW);
  }
}