Peter L. Peres wrote: > Ouch ! That ozone hole must be really big. When was this ? It takes at > least 420 nm to start erasing and it takes less than that to start a skin > cancer. About 5 years ago when I was using 2764 EPROMS with the old 6502. I just put them outside facing the sun on a window sill. Gavin Jackson wrote: > > How did you erase an EEPROM with sunlight? :-) I put it under a magnifying glass ;-) -- Best regards Tony Multimedia 16F84 Beginners PIC Tools. http://www.picnpoke.com Email picnpoke@cdi.com.au