HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 1155

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 31.25
Set the number of transfer blocks to TBNCR
Execute CMD18 (CMDR to CMDSTRT)
Write transfer block size to TBCR
Command sequence start
Read response register
(Pre-defined Multiblock Transfer) (1)
Set DMACR (MMCIF)
Is CRCERI interrupt
Is response status
Does CMD16 end
Does CMD23 end
Is CRPI interrupt
Execute CMD16
Execute CMD23
Yes
No
Yes
Yes
Yes
successfully?
successfully?
generated?
generated?
FIFO clear
Set DMAC
normal?
Operational Flowchart for Read Sequence
[1]
Yes
No
No
No
No
Is CTERI interrupt
generated?
Section 31
Rev. 3.00 Jan. 18, 2008 Page 1093 of 1458
[2]
Yes
No
MultiMediaCard Interface (MMCIF)
REJ09B0033-0300