basic-gpio.sh

#!/bin/bash 

# Initialize the port for output: 
echo -n "3" > /sys/class/gpio/export 
echo "out" > /sys/class/gpio/gpio3/direction 

# Turn the on-board Led on:
echo "1" > /sys/class/gpio/gpio3/value

# Now turn it off: 
echo "0" > /sys/class/gpio/gpio3/value

firmata.js

var Board = require("firmata").Board;
var board = new Board("/dev/path-to-device");

board.on("ready", function() {
  var byte = 1;
  var pin = 13;
  
  this.pinMode(pin, this.MODES.OUTPUT);

  setInterval(function() {
    this.digitalWrite(pin, (byte ^= 1));
  }.bind(this), 500);
});

galileo-io.js

// This file executes ON the board!!
var Galileo = require("galileo");
var board = new Galileo();

board.on("ready", function() {
  var byte = 1;
  var pin = 13;
  
  this.pinMode(pin, this.MODES.OUTPUT);

  setInterval(function() {
    this.digitalWrite(pin, (byte ^= 1));
  }.bind(this), 500);
});

galileo-johnny-five-blink.js

// This file executes ON the board!!
var five = require("johnny-five");
var Galileo = require("galileo");
var board = five.Board({
  io: new Galileo()
});
 
board.on("ready", function() {
  new five.Led(13).blink(500);
});

implied-galileo-johnny-five-blink.js

// This file executes ON the board!!
var five = require("johnny-five");
var board = five.Board();
 
board.on("ready", function() {
  new five.Led(13).blink(500);
});

johnny-five-blink.js

var five = require("johnny-five");
var board = five.Board();
 
board.on("ready", function() {
  new five.Led(13).blink(500);
});

johnny-five.js

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

board.on("ready", function() {
  // ...
});

plugin-blink.js

// This file executes ON the board!!
var Plugin = require("plugin-io");
var board = new Plugin();

board.on("ready", function() {
  var byte = 1;
  var pin = 13;
  
  this.pinMode(pin, this.MODES.OUTPUT);

  setInterval(function() {
    this.digitalWrite(pin, (byte ^= 1));
  }.bind(this), 500);
});

plugin.js

var five = require("johnny-five");
var Plugin = require("plugin-io");
var board = new five.Board({ 
  io: new Plugin() 
});

board.on("ready", function() {
  // ...
});