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ST STM32F446 Series User Manual

ST STM32F446 Series
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Secure digital input/output interface (SDIO) RM0390
1030/1328 RM0390 Rev 4
29.8.16 SDIO register map
The following table summarizes the SDIO registers.
Table 212. SDIO register map
Offset Register
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0x00
SDIO_
POWER
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
PWRCTRL
Reset value
00
0x04
SDIO_
CLKCR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
HWFC_EN
NEGEDGE
WIDBUS
BYPASS
PWRSAV
CLKEN
CLKDIV
Reset value
000000000000000
0x08
SDIO_ARG CMDARG
Reset value
0000000000 0 0 00000000000000000000
0x0C
SDIO_CMD
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
SDIOSuspend
CPSMEN
WAITPEND
WAITINT
WAITRESP
CMDINDEX
Reset value
000000000000
0x10
SDIO_
RESPCMD
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
RESPCMD
Reset value
000000
0x14
SDIO_
RESP1
CARDSTATUS1
Reset value
0000000000 0 0 00000000000000000000
0x18
SDIO_
RESP2
CARDSTATUS2
Reset value
0000000000 0 0 00000000000000000000
0x1C
SDIO_
RESP3
CARDSTATUS3
Reset value
0000000000 0 0 00000000000000000000
0x20
SDIO_
RESP4
CARDSTATUS4
Reset value
0000000000 0 0 00000000000000000000
0x24
SDIO_
DTIMER
DATATIME
Reset value
0000000000 0 0 00000000000000000000
0x28
SDIO_
DLEN
Res.
Res.
Res.
Res.
Res.
Res.
Res.
DATALENGTH
Reset value
0000000000000000000000000
0x2C
SDIO_
DCTRL
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
SDIOEN
RWMOD
RWSTOP
RWSTART
DBLOCKSIZE
DMAEN
DTMODE
DTDIR
DTEN
Reset value
000000000000
0x30
SDIO_
DCOUNT
Res.
Res.
Res.
Res.
Res.
Res.
Res.
DATACOUNT
Reset value
0000000000000000000000000

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ST STM32F446 Series Specifications

General IconGeneral
BrandST
ModelSTM32F446 Series
CategoryMicrocontrollers
LanguageEnglish

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