> When a subroutine in page 1 calls a subroutine also in page 1, > does the page bits need to be set? They need to have the correct value for page 1. Whether that requires explicit setting depends on what value happens to be in those bits. Probably, but not necessarry they will be correct. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu