/// <summary>
/// Send frame bytes to serial, and wait respond.
/// </summary>
/// <param name="bytes">Bytes to sent</param>
/// <exception cref="SerialDeviceException"> If timeout or exceed maximum number of retries.</exception>
public Task SendFrame(SerialCommandFrame frame)
{
if (_senderTasks.Count > MaxNumQueuedTask)
{
throw new SerialDeviceException($"Too many frames ({_senderTasks.Count}) queued!");
}
SenderTask task = new SenderTask(frame);
if (!ValidFrameBytes(task.BytesToSend))
{
throw new ArgumentException("Invalid frame bytes!");
}
_senderTasks.Enqueue(task);
_threadTrigger.Set();
return(task.AwaitSource.Task);
}
public SenderTask(SerialCommandFrame frame)
{
AwaitSource = new TaskCompletionSource();
Original = frame;
BytesToSend = frame.Bytes;
}