On Thu, Dec 9, 2010 at 10:11 AM, Herbert Graf wrote: > The iPhone isn't looking for a "steady voltage", it's looking for a > ratio between lines, exactly what using resistors gets you, so the > obvious solution? Use resistors. Where did you get this information from? --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .