Menyalakan Dan Mematikan LED Dengan Satu Tombol

Bahan:

- nodemcu/arduino

- LED

- push button

Skematik: 

Program:

int button = 2;

int nilaibutton;

int count;

int led = 13;

void setup() {

  Serial.begin(9600);

  pinMode(button, INPUT);

  pinMode(led, OUTPUT);

}

void loop() {

  nilaibutton = digitalRead(button);

  // Serial.println(nilaibutton);

  if (nilaibutton == 1) {

    count++;

    Serial.println(count);

    delay(300);

    if (count == 1) {

      digitalWrite(led, HIGH);

    }

    if (count == 2) {

      digitalWrite(led, LOW);

      count = 0;

    }

  }

}