public SerialInteractionService()

        {

            _serialPort = new SerialPort();

            _serialPort.BaudRate = 9600;

            _serialPort.ReadTimeout = 500;

            _serialPort.WriteTimeout = 500;

            _serialPort.Handshake = Handshake.None;

            _serialPort.NewLine = "\r\n";

​

                bool portError = false;

                foreach (string portName in SerialPort.GetPortNames())

                {

                    if (portName.Contains("USB")) {

                        _serialPort.PortName = portName;

                        try {

                            _serialPort.Open();

                        } catch {

                            Console.WriteLine("Error using Port ${s}",portName);

                            portError = true;

                        }

​

                        if ( portError == false ){

                            continue;

                        }

​

​

                    }

                }

        }