about the program of mmc ,sd card

[bluelaser]

Hi, all
I am working on the mp3 project , I don't know how to program the sd ,mmc card , who can give me some document or link site about it.
thank you .
bluelaser

 

[M!k]

Here are some specs:

MultiMediaCard (System Summary)
Based on System Specification Version 3.2


Mik

 

[bluelaser]

thank you!

:lol: :lol: Are there some project about the mmc card programing in the internet?
it can provide some program example .

 

[eYe]

There is some MP3 project(undergrad.) at Cornell University 2-3 years ago.

 

[megamicro]

Look at MCU fileman in the directory Specifications/MMC.
There is a code for MP3 player using MMC. This is a complete
project at the same topic.

regards, MEGAMICRO

 

[megamicro]

finaly I found the original link to this project:

https://instruct1.cit.cornell.edu/courses/ee476/FinalProjects/s2000/peterdan/final.htm

Hope that it will be useful !

 

[bluelaser]

Thank you !!

Hi,all
thank you for your post. I shall read this document , I think I can resolve this problem ,because there are so many passionate guy to help me.
best regards.
bluelaser

 

[ntxp]

then, how about the sd interface part?

any idea to get code or spec about sd memory and sd i/o?

ntxp

 

[M!k]

I uploaded SD Memory Card Specs Physical Layer V1.01 (simplified) here:
**broken link removed**


Mik