reg_timeoutcontrol (SDIO) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

Document ID
UG1087
Release Date
2024-03-13
Revision
1.10

reg_timeoutcontrol (SDIO) Register Description

Register Namereg_timeoutcontrol
Offset Address0x000000002E
Absolute Address 0x00FF16002E (SD0)
0x00FF17002E (SD1)
Width 8
TyperwNormal read/write
Reset Value0x00000000
DescriptionSet the Data Timeout Counter Value.

reg_timeoutcontrol (SDIO) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
timeout_ctrvalue 3:0rwNormal read/write0x0This value determines the interval by which DAT line time-outs are detected. Refer to the Data Time-out Error in the Error Interrupt Status register for information on factors that dictate time-out generation. Time-out clock frequency will be generated by dividing the sdclockTMCLK by this value. When setting this register, prevent inadvertent time-out events by clearing the Data Time-out Error Status Enable (in the Error Interrupt Status Enable register).
1111 - Reserved
1110 - TMCLK * 2^27
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0001 - TMCLK * 2^14
0000 - TMCLK * 2^13