"use strict"; var Cylon = require("cylon"); Cylon .robot() .connection("arduino", { adaptor: "firmata", port: "/dev/ttyACM0" }) .device("mpl115a2", { driver: "mpl115a2" }) .on("ready", function(bot) { bot.mpl115a2.getTemperature(function(err, data) { if (err) { console.log(err); return; } var temp = data.temperature, pressure = data.pressure; console.log("temperature " + temp + " pressure " + pressure); }); }); Cylon.start();