IB Peter Feucht wrote: > no, there is only one initial eeprom write during flashing the PIC, That may be what you intended, but are you really sure that's what actually happens. What if you had a bug that regularly re-wrote the same value to the EEPROM? That would wear it out prematurely. I would spend a little time in the simulator or whatever to verify this isn't going on. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .