public void connect(final String serialPortName)
throws SerialInterfaceException {
logger.info("Connecting to serial port {}", serialPortName);
try {
CommPortIdentifier portIdentifier = CommPortIdentifier.getPortIdentifier(serialPortName);
CommPort commPort = portIdentifier.open("org.openhab.binding.zwave",2000);
this.serialPort = (SerialPort) commPort;
this.serialPort.setSerialPortParams(115200,SerialPort.DATABITS_8,SerialPort.STOPBITS_1,SerialPort.PARITY_NONE);
this.serialPort.enableReceiveThreshold(1);
this.serialPort.enableReceiveTimeout(ZWAVE_RECEIVE_TIMEOUT);
this.receiveThread = new ZWaveReceiveThread();