Sdio Mask Register (Sdio_Mask) - ST STM32F412 Reference Manual

Secure digital input/output interface (SDIO)
Bit 2 CTIMEOUTC: CTIMEOUT flag clear bit
Set by software to clear the CTIMEOUT flag.
0: CTIMEOUT not cleared
1: CTIMEOUT cleared
Bit 1 DCRCFAILC: DCRCFAIL flag clear bit
Set by software to clear the DCRCFAIL flag.
0: DCRCFAIL not cleared
1: DCRCFAIL cleared
Bit 0 CCRCFAILC: CCRCFAIL flag clear bit
Set by software to clear the CCRCFAIL flag.
0: CCRCFAIL not cleared
1: CCRCFAIL cleared
27.8.13

SDIO mask register (SDIO_MASK)

Address offset: 0x3C
Reset value: 0x0000 0000
The interrupt mask register determines which status flags generate an interrupt request by
setting the corresponding bit to 1b.
31 30 29
Res. Res. Res. Res.
15 14 13
RX TX
RX
FIFO FIFO
ACTIE ACTIE
HFIE HEIE
rw rw rw
Bits 31:23 Reserved, must be kept at reset value.
Bit 22 SDIOITIE: SDIO mode interrupt received interrupt enable
Bit 21 RXDAVLIE: Data available in Rx FIFO interrupt enable
Bit 20 TXDAVLIE: Data available in Tx FIFO interrupt enable
916/1163
28 27 26 25
Res. Res. Res.
12 11 10 9
TX CMD DBCK
Res.
ACTIE ENDIE
rw rw rw
Set and cleared by software to enable/disable the interrupt generated when receiving the
SDIO mode interrupt.
0: SDIO Mode Interrupt Received interrupt disabled
1: SDIO Mode Interrupt Received interrupt enabled
Set and cleared by software to enable/disable the interrupt generated by the presence of
data available in Rx FIFO.
0: Data available in Rx FIFO interrupt disabled
1: Data available in Rx FIFO interrupt enabled
Set and cleared by software to enable/disable the interrupt generated by the presence of
data available in Tx FIFO.
0: Data available in Tx FIFO interrupt disabled
1: Data available in Tx FIFO interrupt enabled
24 23 22 21
SDIO RXD
Res. Res.
ITIE AVLIE
rw rw
8 7 6
CMD CMD RX
DATA
SENT REND OVERR
ENDIE
IE IE IE
rw rw rw rw
RM0402 Rev 6
20 19 18
RX TX
TXD
FIFO FIFO
AVLIE
EIE EIE
rw rw rw
5 4 3 2
TX
DTIME CTIME
UNDERR
OUTIE OUTIE
IE
rw rw rw
RM0402
17 16
RX TX
FIFO FIFO
FIE FIE
rw rw
1 0
DCRC CCRC
FAILIE FAILIE
rw rw