> It SHOULD be XT for a 4MHz crystal IIRC XT for up to 4 MHz, HS for above, so for 4 MHz both should be valid. RTFM! 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