add basic node to arduino communication

arduino/src/sketch.ino

@@ -21,9 +21,11 @@ void loop()
       case 126:
         if(on) {
           controlRCOutlets("0FFF0FFF0000");
+          Serial.println("Light is off.");
           on = false;
         } else {
           controlRCOutlets("0FFF0FFF000F");
+          Serial.println("Light is on.");
           on = true;
         }
     }

nodejs/routes/index.js

@@ -1,9 +1,19 @@
 var express = require('express');
 var router = express.Router();
+var SerialPort = require("serialport").SerialPort
+var serialPort = new SerialPort("/dev/ttyACM0", {
+  baudrate: 9600
+});
 
 /* GET home page. */
 router.get('/', function(req, res, next) {
   res.render('index', { title: 'Express' });
 });
 
+app.get('/toggleLight', function (req, res) {
+  res.send('switch light');
+  serialport.write(new Buffer(0x7E));
+});
+
+
 module.exports = router;