On Tue, 2002-03-12 at 15:58, Petter Reinholdtsen wrote: > [Ralph Siemsen] > > Yes, plain null-modem will do. Pins 2&3 should be crossed, and pin 7 > > straight-through for the ground. Other pins needn't be connected. > > Be sure you have flow control disabled in your comm program. > > Eh, 9-pin serial cables do not have ground on pin 7, do they? No, that's just Ralph showing his age. Pin 7 is ground on 25-pin ports. p.