MMC
From HwB
(Difference between revisions)
| Line 23: | Line 23: | ||
| 7 || DAT || {{arrowlr}}<sup>PP)</sup> || Data | | 7 || DAT || {{arrowlr}}<sup>PP)</sup> || Data | ||
|} | |} | ||
| − | |||
| − | <sup>PP)</sup> Push-pull. | + | ''Note: Direction is memory card relative to host.'' |
| + | |||
| + | <sup>PP)</sup> Push-pull.<br/> | ||
<sup>OD)</sup> Open-drain. | <sup>OD)</sup> Open-drain. | ||
| Line 46: | Line 47: | ||
| 7 || DAT || {{arrowlr}}<sup>PP)</sup> || Data Out | | 7 || DAT || {{arrowlr}}<sup>PP)</sup> || Data Out | ||
|} | |} | ||
| − | ''Note: Direction is memory card relative to host'' | + | |
| + | ''Note: Direction is memory card relative to host.'' | ||
<sup>PP)</sup> Push-pull. | <sup>PP)</sup> Push-pull. | ||
Revision as of 16:53, 31 March 2007
MMC=MultiMedia Card.
Size is 32 x 24 x 1.4 mm.
Contents |
Pinout
MultiMedia Card Mode
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | RSV | Reserved for future use | |
| 2 | CMD |  PP) OD) |
Data In |
| 3 | VSS |  |
Supply voltage ground |
| 4 | VDD |  |
Supply voltage |
| 5 | CLK | |
Clock |
| 6 | VSS | |
Supply voltage ground |
| 7 | DAT | PP) |
Data |
Note: Direction is memory card relative to host.
PP) Push-pull.
OD) Open-drain.
SPI Mode
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | CS | |
Chip Select |
| 2 | DI | PP) |
Data In |
| 3 | VSS | |
Supply voltage ground |
| 4 | VDD | |
Supply voltage |
| 5 | CLK | |
Clock |
| 6 | VSS | |
Supply voltage ground |
| 7 | DAT | PP) |
Data Out |
Note: Direction is memory card relative to host.
PP) Push-pull.