i can't seem to get this working and ive tried i think every possable way to get it to work. btw i bought it at http://www.robotshop.us/inex-serial-real-time-clock.html it has some PDF files on the board. if someone can tell me how to correction wire and interface it with an arduino that would be very helpfull. ive searched google and read teh manuel many times and still can't get it to work.