On Fri, 2005-04-29 at 23:01 +1200, Russell McMahon wrote: > > Is it possible to make a very simple circuit to program EVERY 16F > > and > > 18F pics using ICSP ? > > No. Some processors do not support ISP. > For those that do the circuitry is usually very simple BUT the > programming algorithms vary between chips, and keeping up with them is > a major task. Part of paying for a well supported professional > programmer includes having THEM keep up with the algorithms. I'm curious now, what 16F or 18F part DOESN'T support ISP? TTYL ----------------------------- Herbert's PIC Stuff: http://repatch.dyndns.org:8383/pic_stuff/ -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist