Difference between revisions of "MMC/SD"
From ArmadeusWiki
| Line 1: | Line 1: | ||
| − | How-To connect an MMC/SD to the APF9328 | + | How-To connect an MMC/SD adapter to the APF9328 (through DevLight board) |
| − | For instructions to use MMC on Linux, see [[MultiMediaCard]] page. | + | For instructions on how to use MMC/SD on Linux, see [[MultiMediaCard]] page. |
| − | + | == Adapter board == | |
| − | You need to connect the signals listed in the table below to the APF9328DevLight 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. | The WP and CD_SW signals are optional and must be connected to free IOs if used. | ||
| Line 29: | Line 30: | ||
* CD_SW: Card Detect switch | * CD_SW: Card Detect switch | ||
| − | [[Fr:MMC/SD|Page en français]] | + | == Links == |
| + | * http://elm-chan.org/docs/mmc/mmc_e.html | ||
| + | |||
| + | <br> | ||
| + | [[Image:FrenchFlag.png]] [[Fr:MMC/SD|Page en français]] | ||
[[Category:Hardware]] | [[Category:Hardware]] | ||
Revision as of 15:22, 24 January 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
