>That's EXACTLY correct BAJ, trust the write. If you can't read it back, >neither can anybody else. And that's a good thing. A write went bad? What >are the odds of that? Slim. So? Just flash it again. No problem. Are you serious? I would not want to carry your liability insurance with that attitude. I do not know what your product does, but it better not be possible to damage life, limb or property. If you reprogramm a device and it fails to write properly, what are the chances of it operating in a manner that does serious damage resulting in BIG lawsuits. -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads