Wouter van Ooijen wrote: > can the ENC26J80 work with a resonator instead of a crystal + > capacitors? Even my preliminary data sheet gives 50ppm as the tolerance for the oscillator. So no, a resonator would not be good enough. ****************************************************************** Embed Inc, Littleton Massachusetts, (978) 742-9014. #1 PIC consultant in 2004 program year. http://www.embedinc.com/products -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist