HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 1130

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

Section 31
Rev. 3.00 Jan. 18, 2008 Page 1068 of 1458
REJ09B0033-0300
Input/output pins
(FIFO_FULL)
(RD_CONTI)
CMDSTRT
(CMDOFF)
INTSTR0
CLK
CMD
DAT
(START)
(CWRE)
(CMDI)
(CRPI)
OPCR
(BUSY)
CSTR
(DTI)
(REQ)
(FFI)
Figure 31.8
MultiMediaCard Interface (MMCIF)
CMD17 (READ_SINGLE_BLOCK)
Example of Command Sequence for Commands with Read Data
Command
Command
transmission
started
Single block read command execution sequence
Command response
(Block Size > FIFO Size)
Read data
Transfer clock
transmission halted
Block data
reception suspended
Reading data
from FIFO
Transfer clock
transmission resumed
Block data
reception resumed
Read data