> > Tony Matthews > > > can I toggle a configuration bit without creating artifacts on the > > other pins of that or any other port? > Andrew Warren wrote: > > Yeah, you can... It's easiest if you FIRST write to the port, THEN > write to the TRIS register immediately afterward. > Well then can I toggle that port by successive writes to the tris reg? Sorry but the hdw end of this deal I get in not less than two weeks but I'd like to start writing the code while waiting on the board house.And I have no hdw simulator.Though I suppose the first question was answer enough. Thanks Andy Back to the salt mines ,Tony M.