None of the 8/14/20 pin and the new PIC16F91x support self-programming since they are all standard flash, not enhanced flash. -----Original Message----- From: Wouter van Ooijen [mailto:wouter@voti.nl] Sent: Friday, July 15, 2005 5:56 AM ... But I don't know whether any 14-pin PIC supports self-programming. ... Wouter van Ooijen -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist