HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 1167

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

Figure 31.31
Operational Flowchart for Write Sequence (Stream Write Transfer)
Execute CMD20 (CMDR to CMDSTRT)
No
No
No
Start command sequence
Command sequence end
Is FRDYI interrupt generated
Read response register
or does DMA transfer end?
Set DMACR (MMCIF)
Set DMACR to H'00
Write 1 to CMDOFF
Is response status
Is CRCERI interrupt
Write 1 to DATEN
Does DMA transfer
Execute CMD12
Is CRPI interrupt
Is FEI interrupt
No
Yes
Yes
Yes
Yes
FIFO clear
generated?
generated?
generated?
Set DMAC
normal?
end?
Yes
Yes
No
No
Write 1 to CMDOFF
Section 31
Is CTERI interrupt
Rev. 3.00 Jan. 18, 2008 Page 1105 of 1458
generated?
Yes
MultiMediaCard Interface (MMCIF)
No
REJ09B0033-0300