> The method I'm thinking of (timed resets) would not be very reliable > from pic to pic, I suspect, due to slight variations in startup times, > unless you went to very long timing periods, which would delay going > into the actual program under non-programming circumstances... I think it can be done quite reliably at reasonable speed. Remember that the oscillator keeps running during a reset. ******************************************************************** Olin Lathrop, embedded systems consultant in Littleton Massachusetts (978) 742-9014, olin@embedinc.com, http://www.embedinc.com -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body