At 06:35 23/04/97 +0200, Tjaart van der Walt wrote: >Vlad A. Sheyanov wrote: >> How I can delete protected bit in 16C74/JW with UV eraiser? > >In the new parts it can only be erased with a jackhammer. >(Thank you, Microchip) Why do you think this is an advantage? Erasing the protected bit after (or even together with) all the program data doesn't seem like stealing code... Gerhard