Public Version
MMC/SD/SDIO Register Manual
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Bits
Field Name
Description
Type
Reset
17
CCRC_SIGEN
Command CRC error signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
16
CTO_SIGEN
Command timeout error signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
15
NULL
Fixed to 0
R
0
The host driver shall control error interrupts using the Error
Interrupt Signal Enable register.
Writes to this bit are ignored
14:10
Reserved
Reserved bit field. Do not write any value
R
0x00
9
OBI_SIGEN
Out-Of-Band Interrupt signal status Enable.
RW
0
A write to this register when
[14] OBIE bit is set to
'0' is ignored.
0x0:
Masked
0x1:
Enabled
8
CIRQ_SIGEN
Card interrupt signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
7
Reserved
Reserved bit field. Do not write any value
RW
0
6
Reserved
Reserved bit field. Do not write any value
RW
0
5
BRR_SIGEN
Buffer Read Ready signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
4
BWR_SIGEN
Buffer Write Ready signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
3
Reserved
Reserved bit field. Do not write any value
R
0
2
BGE_SIGEN
Black Gap Event signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
1
TC_SIGEN
Transfer completed signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
0
CC_SIGEN
Command completed signal status Enable
RW
0
0x0:
Masked
0x1:
Enabled
Table 24-74. Register Call Summary for Register MMCHS_ISE
MMC/SD/SDIO Integration
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MMC/SD/SDIO Use Cases and Tips
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[7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21]
MMC/SD/SDIO Register Manual
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3456
MMC/SD/SDIO Card Interface
SWPU177N – December 2009 – Revised November 2010
Copyright © 2009–2010, Texas Instruments Incorporated