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_port = new SerialPort (port, 19200, Parity.None, 8, StopBits.One);
_port.DtrEnable = false;
_port.Handshake = Handshake.None;
_port.RtsEnable = false;
_port.ReadTimeout = 150;
_port.WriteTimeout = 150;
try {
_port.Open ();
}
catch (Exception e) {
TryTrace (TraceEventType.Error, 0,
String.Format("Exception opening port: {0}", e.Message));
throw;
}