If you use the upper 8 bits of a 10 bit A/D conversion, it will be pretty steady on it's own merit, will it not? I suppose I could really make the fuel gauge rock-steady > >by using this algorithm along with sampling around 250ms or so... -- 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