// get the list of ports:

function gotList(portList) {

  // make a select menu and position it:

  portSelector = createSelect();

  portSelector.position(10, 10);

​

  // portList is an array of serial port names

  for (var i = 0; i < portList.length; i++) {

    // Display the list the console:

    // console.log(i + " " + portList[i]);

    // add item to the select menu:

    portSelector.option(portList[i]);

  }

  // set a handler for when a port is selected from the menu:

  portSelector.changed(openPort);

}

​

function openPort() {

  var thisPort = portSelector.value();

  if (thisPort != null) {

    serial.open(thisPort);

    serial.write("x");

  }

  portSelector.hide();

}

​

// We are connected and ready to go

function serverConnected() {

  console.log("We are connected!");

}

​

// Connected to our serial device

function gotOpen() {

  console.log("Serial Port is open!");

}

​

// disconnected from our serial device

function gotClose() {

  console.log("Serial Port is closed!");

}

​

// Ut oh, here is an error, let's log it

function gotError(theerror) {

  console.log(theerror);

}

​