Cypress FM4 Series - Block Size Register

CHAPTER 15: SD Card Interface
846 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
2.2 Block Size Register
This register is used to configure the number of bytes in a data block.
D15
D14 D12
D11 D00
Rsvd
Host SDMA Buffer
Boundary
(*)
Transfer Block Size
*: The write access to Host SDMA Buffer Boundary is enabled only when the SDMA Support bit in the
Capabilities Register is 1.
For other details of this register, refer to SD Specifications Part A2.