interfacing SDcard

[Jan Koomans]

Does anybody know how to interface (read / write) a SDcard? Cards are cheap
and only have 8 contacts, so it must be possible to acces a lot of "ram"
with only a few I/O pins..........

 

[david]

Does anybody know how to interface (read / write) a SDcard? Cards are
cheap and only have 8 contacts, so it must be possible to acces a lot of
"ram" with only a few I/O pins..........

I want to do this to in asm and a pic anyone help
or want to work it out together I was looking at a FAT too.

David