gistfile1.txt

//node-serialport code:
var SerialPort = require('serialport');
var message = new Buffer('hi');

port.on('open', funciton() {
  port.write(message, function(err) {
    if(err) {
      return console.log('Error on write: ', err.message);
    }
    console.log('message written');
  });
});

port.on('error', function(err) {
  console.log('Error: ', err.message);
});

//C++ code uploaded to arduino:

#include "MeOrion.h"

MeRGBLed led(PORT_3);

void setup()
{
  Serial.begin(9600);
}

void loop()
{
  if(Serial.available() > 0) {
    String message = Serial.readString();
    Serial.println(message);
    
    if(message == "hi") {
      led.setColorAt(0, 50, 0 , 0);
    }
  }
  
  Serial.flush();
  led.show()
}