internal static void Validate(this FtdiInterop.FtStatus status)
{
if (status != FtdiInterop.FtStatus.FT_OK)
{
throw new FtdiException(status);
}
}
public void Send(byte[] universeData)
{
CheckPortOpened();
// Prepare the buffer to send (MAB + universe)
var bytesToSend = universeData.Length + 1;
var toSend = new byte[bytesToSend];
Array.Copy(universeData, 0, toSend, 1, universeData.Length);
// Purge any RX packet (useless)
//FtdiInterop.Purge(_handle, 1).Validate();
// Send the BREAK signal
FtdiInterop.SetBreakOn(_handle).Validate();
FtdiInterop.SetBreakOff(_handle).Validate();
// Send the MARK-AFTER-BREAK (first value with zeros) and the Universe itself
if (mBufferToSend == IntPtr.Zero)
{
mBufferToSend = Marshal.AllocHGlobal(bytesToSend);
}
Marshal.Copy(toSend, 0, mBufferToSend, bytesToSend);
int written;
FtdiInterop.FtStatus res = FtdiInterop.Write(_handle, mBufferToSend, (uint)bytesToSend, out written);
res.Validate();
//Marshal.Release(ptr);
}
internal FtdiException(FtdiInterop.FtStatus status) : base(status.ToString())
{
Status = status;
}
