HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 1133

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

No
Write 1 to RD_CONTI
Read data from FIFO
Figure 31.11
Is FFI interrupt
generated?
Yes
No
No
Execute CMD17 (CMDR to CMDSTRT)
Operational Flowchart for Commands with Read Data
Write transfer block size to TBCR
Command sequence start
Command sequence end
Cap ≥ Len - Cap × n(FFI)
Read response register
Read data from FIFO
Is CRCERI interrupt
Is CRCERI interrupt
Execute CMD16
Is DTERI interrupt
end successfully?
Is CRPI interrupt
Is DTERI interrupt
status normal?
Yes
Yes
Is DTI interrupt
No
No
No
No
Does CMD16
Is response
generated?
generated?
generated?
generated?
FIFO clear
generated?
generated?
(Single Block Transfer)
*
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
Write 1 to CMDOFF
Section 31
FIFO clear
Note:*
Rev. 3.00 Jan. 18, 2008 Page 1071 of 1458
n(FFI):
Cap:
Len:
Block length (byte)
FIFO size (byte)
The number of FEIs
from the start of read sequence
MultiMediaCard Interface (MMCIF)
Write 1 to CMDOFF
Is CTERI interrupt
generated?
REJ09B0033-0300
Yes
No