SH7763 Datasheet, PDF (1419/2026 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 31 Multimedia Card Interface (MMCIF)
1
2
CRCERI interrupt
Yes
detected?
No
DTERI interrupt
Yes
detected?
No
No
BTI interrupt
detected?
Yes
Set the DMACR to H'84
No
DMA transfer ended?
Yes
Set the CMDOFF to 1
Clear the DMACR to H'00
Set the CMDOFF to 1
Execute CMD12
Clear the DMACR to H'00
Clear FIFO
Set the CMDOFF to 1
Clear the DMACR to H'00
End of command sequence
Figure 31.19 (2) Example of Operational Flow for Auto-mode
Pre-defined Multiblock Read Transfer
Rev. 1.00 Oct. 01, 2007 Page 1353 of 1956
REJ09B0256-0100