Hello, Is it OK to use the internal clamp diode of the analog input of 12F675 for over voltage protection ? That is, what happens if the input is connected through a reasonable resistor (e.g. 10K) to a voltage of let's say 20V ? Thanks, Tal -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body