Altera cyclone V Technical Reference page 1040

14-94
ctype
tmout Fields
Bit
31:8
data_timeout
7:0
response_timeout
ctype
Describes card formats.
Module Instance
sdmmc
Offset:
0x18
Access:
RW
Important: To prevent indeterminate system behavior, reserved areas of memory must not be accessed by
31 30
15 14
Altera Corporation
Name
Value for card Data Read Timeout; same value also
used for Data Starvation by Host timeout. Value is in
number of card output clocks sdmmc_cclk_out of
selected card.
Response timeout value. Value is in number of card
output clocks sdmmc_cclk_out.
software or hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
29 28 27 26
13 12 11 10
Description
Base Address
0xFF704000
Bit Fields
25 24 23 22
Reserved
9 8 7 6
Reserved
Access
Register Address
0xFF704018
21 20 19 18
5 4 3 2
cv_5v4
2016.10.28
Reset
RW 0xFFFFF
F
RW 0x40
17 16
card_
width1
RW 0x0
1 0
card_
width2
RW 0x0
SD/MMC Controller
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