public void StartDataTransfer(int timeout = 0)
{
if (timeout < 0)
{
throw new ArgumentException("timeout may not be negative");
}
startdtConSignal = new CountDownLatch(1);
writer.Write(StartdtActBuffer, 0, StartdtActBuffer.Length);
writer.Flush();
if (timeout == 0)
{
startdtConSignal.Wait();
}
else
{
startdtConSignal.Wait(timeout);
}
}
