V G wrote: > Partly related, I still can't believe that the SD card interface spec > hasn't been leaked yet. Or I just haven't found it. > https://www.sdcard.org has the information that you are looking for. My experience is they are more than willing to work with developers. It is an industry sponsored site paid for by sdcard manufacturers for the most part. Regards Walter Banks Byte Craft Limited http://www.bytecraft.com --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .