Ive done some searching on piclist.com and just googling, and I am quite sure this subject has come up before. Is it possible using either the ICD2 or PICKIT2, to program specific EEPROM locations, essentially to store a serial number for a product after the chip has been flashed with the code. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist