I am going to use one of the A/D pins on a 16F73 to read a voltage that is output from another chip. Do I want to put a resistor in between these chips? And if so how do I determine the value? Thanks __________________________________ Do you Yahoo!? SBC Yahoo! DSL - Now only $29.95 per month! http://sbc.yahoo.com -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics