pigpio/test/blinky.js

Fast GPIO, PWM, servo control, state change notification, and interrupt handling on the Raspberry Pi

'use strict';

const Gpio = require('../').Gpio;
const led = new Gpio(17, {mode: Gpio.OUTPUT});

const iv = setInterval(() => {
  led.digitalWrite(led.digitalRead() ^ 1);
}, 100);

setTimeout(() => {
  led.digitalWrite(0);
  clearInterval(iv);
}, 2000);