> I was thinking along the lines of the max232 giving me "free" ~13+v > for the MCLR pin... IIRC the max chips double the supply voltage, and then negate it. So from a +5V you would get ~ +9.5V and ~ -9.0V (both will drop under load). Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body