Cypress FM4 Series - MMC Wait IRQ Control Register

CHAPTER 15: SD Card Interface
FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E 905
2.44 MMC Wait IRQ Control Register
This register defines the content of R5 that cancels the Wait IRQ.
D31 D16
Wait IRQ Cancel Response
D15 D0
Wait IRQ Cancel Response
Bit
Attribute
Description
31-00
RW
Wait IRQ Cancel Response
These bits define the content of R5 that cancels the Wait IRQ.
They define [47:16] in R5 (48 bits).
If 12Fh is written to these bits, the SD card interface issues R5.
Before writing 0x12F to these bits, write 0x128 to [31:16].
Set/Reset
Condition
Set
1 Write
Reset (0)
System reset
Software Reset For All
0 Write