johnny-five/eg/led-tessel-servo-module.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 Tessel = require("tessel-io");

var board = new five.Board({
  io: new Tessel()
});

board.on("ready", function() {
  var led = new five.Led({
    pin: process.argv[2] || 1,
    address: 0x73,
    port: "A",
    controller: "PCA9685"
  });

  // address: The address of the shield.
  //    Defaults to 0x40
  // pin: The pin the LED is connected to
  //    Defaults to 0
  // controller: The type of controller being used.
  //   Defaults to "standard".
  // port: The Tessel port being used "A" or "B"

  // Add LED to REPL (optional)
  this.repl.inject({
    led: led
  });

  led.pulse();
});