public void ClosePort()
{
if (_FxSerial != null)
{
_FxSerial.Dispose();
}
_FxSerial = null;
}
/// <summary>
/// �ر��߳�
/// </summary>
public void Stop()
{
_SerialDeamon.Dispose();
_SerialDeamon = null;
_Timer.Dispose();
_Timer = null;
_Thead.Abort();
_Thead.Join();
_Thead = null;
}