drive_servo.js

var five = require('johnny-five');
var keypress = require('keypress');

var board = new five.Board({port:"/dev/tty/AdafruitEZ-Link6b34-SPP"});
board.on('ready', function() {

  console.log('Welcome to Sumobot!');
  console.log('Control the bot with the arrow keys, and SPACE to stop.');

  var servoL = new five.Servo.Continuous(9);
  var servoR = new five.Servo.Continuous(10);

  keypress(process.stdin);
  process.stdin.resume();
  process.stdin.setEncoding('utf8');
  process.stdin.setRawMode(true);