> Does anybody know how to set up HP 2563A (a very old dot matrix printer)
> for software flow control?
I am assuming you have an HP 26067B RS-232/422 serial interface in the
printer.
Set the low order bit in configuration byte 20 for xon/xoff flow control.
Rick Gilligan
Senior Software Specialist
Computer And Software Enterprises, Inc.
E-mail: [log in to unmask]