Darryl Masters wrote: > I am having a problem with running code in page 1 of a PIC16C73A. > .... > > intsr: save W reg > save status > save pclath > > clear ints > reset timer > > restore pclath > restore status > restore w reg > retfie > > [etc...] Darryl: The problem's undoubtedly in your interrupt handler's save/restore code. If you post a copy of the actual "intsr" routine, I'm sure that someone here will solve your problem immediately. -Andy === Andrew Warren - fastfwd@ix.netcom.com === Fast Forward Engineering - Vista, California === http://www.geocities.com/SiliconValley/2499