On Jan 29, 2012, at 12:12 PM, Matt Bennett wrote: > At the frequencies crystals run, GND and VDD are equivalent So has anyone run their crystals' caps to Vcc instead of Gnd? IIRC, there was once where this would have made the pcb layout much easier,= and I was very tempted, based on the above "theory" from school. But I th= ink I chickened out. BillW --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .