SH7760 Datasheet, PDF (1010/1345 Pages) Renesas Technology Corp – SuperHTM RISC engine

Input/output pins
MCCLK
Transfer Transfer
clock clock
trans- transmission
mission resumed
halted
CMD20 (WRITE_DAT_UNTIL_STOP)
MCCMD
Data
Data
Command ^{Command transmission transmission}
response suspended resumed
MCDAT
CMDSTRT
(START)
OPCR
Command
transmission
started
Write data Write data
Writing data to FIFO
(DATAEN)
Transfer
clock
trans-
mission
halted
Transfer
clock
transmission
resumed
CMD12(STOP_TRANSMISSION)
Data
transmission
suspended
Write data
Command
Command response
Busy
Data
transmission
ended
(CMDOFF)
INTSTR0
(CMDI)
(CRPI)
(DTI)
(DRPI)
(DBSYI)
(FEI)
CSTR
(CWRE)
(BUSY)
(FIFO_EMPTY)
(DTBUSY)
(DTBUSY_TU)
Stream write command execution sequence
Stop command
execution sequence
(REQ)
Figure 26.18 Example of Command Sequence for Commands with Write Data
(Stream Transfer)
Rev. 1.0, 02/03, page 960 of 1294