> Does anyone know of any gotchas for moving from 16F to > 18F processors? There are a few if you want to maintain source code compatibility. My PIC development environment at http://www.embedinc.com/pic makes it easy to go back and forth if you follow the rules. A few issues still remain, like different effect on flag bits by some of the instructions like INCF and DECF if I remember right. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.