SH7763 Datasheet, PDF (1422/2026 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 31 Multimedia Card Interface (MMCIF)
1
No
DMA transfer ended?
Yes
Clear the DMACR to H'00
CRCERI or WRERI
Yes
interrupt
detected?
No
DTERI interrupt
Yes
detected?
No
No
BTI interrupt
detected?
Yes
No
DTBUSY detected?
Yes
No
DBSYI interrupt
detected?
Yes
Set the CMDOFF to 1
Set the CMDOFF to 1
Execute CMD12 or Stop Tran
Clear the DMACR to H'00
Clear FIFO
2
Set the CMDOFF to 1
End of command sequence
Figure 31.20 (2) Example of Operational Flow for Auto-mode
Pre-defined Multiblock Write Transfer
Rev. 1.00 Oct. 01, 2007 Page 1356 of 1956
REJ09B0256-0100