Node.JS FTDI FT245R USB Relay FIFO A9022SLX

gistfile1.js

// npm install ftdi
var ftdi = require('ftdi');

ftdi.find(function(err, devices) {
  var device = new ftdi.FtdiDevice(devices[0]);

  device.on('error', function(err) {
    console.log(err);
  });

  device.open({
    baudrate: 9600,
    databits: 8,
    stopbits: 1,
    parity: 'none'
  },
  function(err) {

    device.on('data', function(data) {
    });
    var ON = 1;
    var OFF = 0;
    var array = new Array(ON, ON, OFF, ON).reverse();
    console.log(array.join(""));
    device.write([parseInt(array.join(""), 2)], function(err) {

    });

  });

});