public SerialDevice(object settings)
{
buffer = new byte[256];
list = new List <byte>(256);
queue = new Queue <byte>(256);
serial = new SerialPort();
//init serial port and launch async reader
SerialSettings.CopyProperties(settings, serial);
serial.Open();
//DiscardInBuffer not needed by FTDI and ignored by com0com
var stream = serial.BaseStream;
//unavailable after closed so pass it
stream.BeginRead(buffer, 0, buffer.Length, ReadCallback, stream);
}
