Andrea wrote: >> Can a PIC be damaged if programmed as the wrong device? Both (real and= wrong selected) devices were Flash PICs. << If the incorrect device selection caused Vpp to be applied to the wrong pin, that could certainly damage the PIC. This would be likely if the right/wrong PICs were of different pin counts. Jason Harper -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.