On Tue, Oct 30, 2012 at 8:29 PM, Walter Banks wrote: > 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. > I mean the full spec for high speed I/O, not just the SPI stuff everyone already knows about. I don't want to pay $1000 for a membership to get it. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .