Jim Scorse wrote: > > Examining the chip I wonder where the config fuses are. The EPROM > > array is clearly visible, and next to it is a small structure that > > *could be* the configuration fuses. Is this really so, or has > > uChip buried the config fuses in the code EPROM array? > >I am clueless on this subject. But I'd bet that if you can see it >without a microscope it ain't an EPROM cell CP fuse or not. Fortunately, Jim, Microchip has been kind enough to publish a poster-sized photograph of the die. You can probably get one of these "Revolutionary 8-Bit Microcontrollers" 16C64 posters from your local Microchip rep. -Andy -- Andrew Warren - fastfwd@ix.netcom.com Fast Forward Engineering, Vista, California