Hi James, I always have heard that all products using the 4-bit interface need to be licensed. That may explain why there seem to only be 1-bit libraries. Cheerful regards, Bob On Mon, Nov 9, 2015, at 03:38 PM, James Burkart wrote: > I would love some suggestions on either a good SD library (using X16) > that > allows me to communicate 4-bit, or a resource for flash memory. >=20 > I have searched through DigiKey with no luck on flash memory. What I can > find is crazy expensive and they stock almost nothing. >=20 > -- > Sincerely, >=20 > James Burkart --=20 http://www.fastmail.com - Or how I learned to stop worrying and love email again --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .