var cylon = require("cylon"); // Initialize the robot var robot = cylon.robot({ connection: { name: 'arduino', adaptor: 'firmata', port: '/dev/ttyACM0' }, device: { name: 'led', driver: 'led', pin: 13 }, work: function() { // we do our thing here every(1.second(), function() { console.log("ehlo"); }); } }); // start working robot.start();