On Tue, May 10, 2005 at 06:27:41PM +1200, Jinx wrote: > > If I don't erase the chip I get verification errors as well. But, an erase > > before the programming causes the verification to succed. I've no idea > > why > > Erase before Program is part of the routine with any PIC I use now > (12F675, 16F88, 16F628, 18F452 with MPLAB/PS+). Possibly > something to with the new Flash fabrication, don't know don't care, > I just do it. Do you remember having to Erase first before your > attempted munting of the 12F629 ? Before the chip was mis-wired it would program fine without being erased first. I'm using a PS+ as well. Anyway, I'm trashing the chip as soon as my order of new ones come in! Matthew -- "Drug related crime" is a misnomer, "prohibition related crime" is the more accurate and correct phrase." -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist