> so to test it I have a 5K pot connected between 5V and ground The maximum recommended pot is 2k5 for the 18F452, not 10k as on previous families. I can't say if anything else is wrong with your set-up but you should correct this first -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body