On Tue, Feb 1, 2011 at 12:24 AM, Richard Prosser wrot= e: > > It's almost certainly a crystal. > The frequency could be almost anything up to 24MHz or so. =A0I have a > flash drive with a 12MHz crystal that's almost identical. True. The great majority of these that I've seen have been 32.768, but it could be any frequency. Regards Mark --=20 Mark Rages, Engineer Midwest Telecine LLC markrages@midwesttelecine.com --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .