Gerhard Fiedler wrote: > It seems possible to influence the "erasability" of memory bits by > design. They could put the configuration bits in a memory different > from program memory, thus making sure that they get erased after the > program. This is precisely what Microchip has already done with the Code-Protect bits, which is why they're so hard to erase. -Andy === Andrew Warren - fastfwd@ix.netcom.com === Fast Forward Engineering, Vista, California === http://www.geocities.com/SiliconValley/2499