Dumitru Stama wrote : > Is it possible to make a very simple circuit to program > EVERY 16F and 18F pics using ICSP ? No. ( B.t.w, what is "a very simple circuit" ??? ) Jan-Erik. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist