SH7763 Datasheet, PDF (1397/2026 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 31 Multimedia Card Interface (MMCIF)
Input/output pins
CLK
CMD
DAT
Command output (48 bits)
Command response
reception
(Busy state)
CMDSTRT
(START)
INTSTR0
(CMDI)
Command transmission
started
Response reception
completed
Busy state
completed
(CRPI)
(DBSYI)
CSTR
(CWRE)
Command transmission
period
(BUSY)
(DTBUSY_TU)
(REQ)
Command sequence execution period
Data busy period
Figure 31.5 Example of Command Sequence for Commands without Data Transfer
(with Data Busy State)
Rev. 1.00 Oct. 01, 2007 Page 1331 of 1956
REJ09B0256-0100