How would I handle the thermistors (i don't think i can use anything like a LM35, as I need to read water temperatures, unless somebody knows how to use a LM35 to read water temps...)? Thanks, Jan -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads