Datasheet

SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
746
39.4 Application Block Diagram
Figure 39-2. Application Block Diagram
39.5 Pin Name List
Notes: 1. When several MCI (x MCI) are embedded in a product, MCCK refers to MCIx_CK, MCCDA to MCIx_CDA,
MCCDB to MCIx_CDB, MCDAy to MCIx_DAy, MCDBy to MCIx_DBy.
2. I: Input, O: Output, PP: Push/Pull, OD: Open Drain
2345617
MMC
23456178
SDCard
9
Physical Layer
MCI Interface
Application Layer
ex: File System, Audio, Security, etc.
Table 39-1. I/O Lines Description
Pin Name
(1)
Pin Description Type
(2)
Comments
MCCDA/MCCDB 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–MCDA3 Data 0..3 of Slot A I/O/PP DAT0 of an MMC
DAT[0..3] of an SD Card/SDIO
MCDB0–MCDB3 Data 0..3 of Slot B I/O/PP DAT0 of an MMC
DAT[0..3] of an SD Card/SDIO