drew@technteach.com wrote : > On all of the pics I've looked at nearly all the a/d conversion > input pins are multiplexed on lcd display output pins. What PICs and what "lcd display output pins" ?? Are you talking about the (rather few) PICs with direct LCD drive ? Jan-Erik. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist