I'm trying to find a datasheet and identify this part, google hasn't helped= me too much. Its marked as "5252F" and is a thru hole, 4 pin device SIP t= ype packaging. The board has it marked as IC1, but I'm not sure if its a I= C or FET =20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .