public void EndDeviceCommunicationControlRequest(IAsyncResult result, out Exception ex)
{
BacnetAsyncResult res = (BacnetAsyncResult)result;
ex = res.Error;
if (ex == null && !res.WaitForDone(m_timeout))
ex = new Exception("Wait Timeout");
if (ex == null)
{
}
else
{
}
res.Dispose();
}