johnny-five/eg/light-reflected-EVS_EV3.js

The JavaScript Robotics and Hardware Programming Framework. Use with: Arduino (all models), Electric Imp, Beagle Bone, Intel Galileo & Edison, Linino One, Pinoccio, pcDuino3, Raspberry Pi, Particle/Spark Core & Photon, Tessel 2, TI Launchpad and more!

var five = require("../lib/johnny-five.js");
var board = new five.Board();

board.on("ready", function() {
  var reflect = new five.Light({
    controller: "EVS_EV3",
    pin: "BAS1",
    mode: "reflected"
  });

  reflect.on("change", function() {
    console.log("Light Reflection Level: ", this.level);
  });
});