Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet

 669

SAM9M10 [DATASHEET]

6355F–ATARM–12-Mar-13

Application Block Diagram

Notes:

1. I: Input, O: Output, PP: Push/Pull, OD: Open Drain.

2. When several HSMCI (x HSMCI) are embedded in a product, MCCK refers to HSMCIx_CK, MCCDA to HSMCIx_CDA, 

MCDAy to HSMCIx_DAy.

2 3 4 5 6

1

7

MMC

2 3 4 5 6

1

7 8

SDCard

9

Physical Layer 

HSMCI Interface

Application Layer 

ex: File System, Audio, Security, etc.

9 1011

1213 8

I/O Lines Description

MCCDA

Command/response

I/O/PP/OD

CMD of an MMC or SDCard/SDIO

MCCK

Clock

I/O

CLK of an MMC or SD Card/SDIO

MCDA0 - MCDA7

Data 0..7 of Slot A

I/O/PP

DAT[0..7] of an MMC

DAT[0..3] of an SD Card

/SDIO