Quote Originally Posted by Acetronics View Post
18F1320 ... I had small problems with mine ( no more than 20 reprogrammings available , EEPROM single location programming ... FALSE !!! Works well ONLY with more than two writings ... )
Had problems with my 18F1320's also using a Warp13a awhile back. Had to add an extra .1uf cap across Vdd/Vss, worked like a champ. Have been using PICKIT2 to do them the same way. Haven't tried it without the extra .1uf cap's though. Will do over this weekend and let you know.