> Daisy-chaining two PICs like that shouldn't work at all, That's what I was thinking, but then you have a reputation, so I thought maybe I'm missing something here... :) Anybody any experience with doing it the "normal" way (using the CLKOUT pin -- where the crystal is connected -- to feed other PICs' CLKIN pins? Gerhard -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.