Demonstrates button (isPullup true) and led together

button-led.js

var five = require("johnny-five"),
  button, led;

five.Board().on("ready", function() {

  led = new five.Led(4);
  setInterval(function() {
    led.toggle();
  }, 100);

  button = new five.Button({
    pin: 2,
    isPullup: true
  });

  button.on("down", function() {
    console.log("down");
  });

  button.on("hold", function() {
    console.log("hold");
  });

  button.on("up", function() {
    console.log("up");
  });

});