why does it matter if the part is not protected if you are going to, for example email out hex code to update the part with anyway?????? Sure if you code protect the part, the hacker can't read the part using a PIC programmer, but they can read the hex file using notepad...... Regards, Kevin -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads