> Is it possible to make a very simple circuit to program EVERY 16F and > 18F pics using ICSP ? If so, can you help me with directions on web > where i can find such info ? That's possible, but the problems are the reliability and the accompanying PC software. Check for instance www.ic-prog.com. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist