AM1707_1008 Datasheet, PDF (87/199 Pages) Texas Instruments – ARM Microprocessor

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MMCSD_CLK
MMCSD_CMD
MMCSD_CLK
MMCSD_CMD
MMCSD_CLK
MMCSD_DATx
MMCSD_CLK
MMCSD_DATx
AM1707
10
7
9
SPRS637A – FEBRUARY 2010 – REVISED APRIL 2010
13
13
13
13
START
XMIT
Valid
Valid
Valid
END
Figure 6-26. MMC/SD Host Command Timing
9
7
10
START
XMIT
1
Valid
2
Valid
Valid
END
Figure 6-27. MMC/SD Card Response Timing
10
7
9
14
14
START
D0
D1
14
14
Dx
END
Figure 6-28. MMC/SD Host Write Timing
9
7
10
4
3
Start
D0
D1
4
3
Dx
End
Figure 6-29. MMC/SD Host Read and Card CRC Status Timing
Copyright © 2010, Texas Instruments Incorporated
Peripheral Information and Electrical Specifications
87
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