Difference between revisions of "MMC/SD"

From ArmadeusWiki
Jump to: navigation, search
(MMC)
(Supported Cards)
Line 34: Line 34:
 
===MMC===
 
===MMC===
 
* Hama 256Mo -> OK
 
* Hama 256Mo -> OK
* Kingston 256Mo MMC+ -> OK
+
 
 +
===MMC+===
 +
* Kingston 256Mo -> OK
  
 
===SD:===
 
===SD:===

Revision as of 12:35, 18 February 2007

How-To connect an MMC/SD adapter to the APF9328 (through DevLight board)

For instructions on how to use MMC/SD on Linux, see MultiMediaCard page.

Adapter board

We have designed a small adapter board with an MMC/SD connector on it. You need to connect the signals listed in the table below to the APF9328DevLight board one. The WP and CD_SW signals are optional and must be connected to free IOs if used.

Top view:

Adapter Pin Desc Adapter Pin Desc
1 +3.3V 2 SD_DAT2
3 SD_CMD 4 SD_DAT3
5 SD_CLK 6 SD_DAT0
7 WP 8 SD_DAT1
9 CD_SW 10 GND

Remarks:

  • Pin 1 (rectangular pad)
  • WP: write protect
  • CD_SW: Card Detect switch

Supported Cards

Here is a list of the current cards which were tested:

MMC

  • Hama 256Mo -> OK

MMC+

  • Kingston 256Mo -> OK

SD:

  • Kingston 512Mo -> need more perf tests but seems to work
  • Kingston 256Mo -> OK

miniSD:

uSD/Transflash:

  • Sandisk 512Mo -> recognised but data tranfer is failing


Links


FrenchFlag.png Page en français