pySerial has a bytesize parameter which you could try setting to 9.
Code:
>>> ser Serial<id=0xa81c10, open=False>(port='COM1', baudrate=19200, bytesize=8, parity='N', stopbits=1, timeout=None, xonxoff=0, rtscts=0)Statistics: Posted by deepo — Tue May 21, 2024 8:12 pm