Altera cyclone V Technical Reference page 1039

cv_5v4
2016.10.28
clkena Fields
Bit
16
cclk_low_power
0
cclk_enable
tmout
Sets timeout values
Module Instance
sdmmc
Offset:
0x14
Access:
RW
31 30
15 14
SD/MMC Controller
Send Feedback
Name
In low-power mode, stop sdmmc_cclk_out when card
in IDLE (should be normally set to only MMC and
SD memory cards; for SDIO cards, if interrupts must
be detected, clock should not be stopped).
Value
0x0
0x1
Enables sdmmc_cclk_out.
Value
0x0
0x1
0xFF704000
29 28 27 26
13 12 11 10
data_timeout
RW 0xFFFFFF
Description
Description
Non-low-power mode
Low-power mode
Description
SD/MMC Disable
SD/MMC Enable
Base Address
Bit Fields
25 24 23 22
data_timeout
RW 0xFFFFFF
9 8 7 6
tmout
Access
Register Address
0xFF704014
21 20 19 18
5 4 3 2
response_timeout
RW 0x40
14-93
Reset
RW 0x0
RW 0x0
17 16
1 0
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