Figure 19.21 Example Of Command Sequence For Commands With Read Data (2) - Renesas H8S/2158 User Manual

MCCLK
CMD17 (READ_SINGLE_BLOCK)
MCDWR
Command
MCDRD
MCCSA
Command
(CMDSTRT)
transmission started
START
(OPCR)
RD_CONTI
CMDOFF
(IINTSTR0)
CMDI
CRPI
DTI
FFI
BTI
(CSTR)
CWRE
BUSY
FIFO_FULL
REQ

Figure 19.21 Example of Command Sequence for Commands with Read Data (2)

Command response
Single-block read command execution sequence
Section 19 Multimedia Card Interface (MCIF)
Transfer clock
transmission halted
Block data
reception suspended
Read data
Writing data to FIFO
Rev. 3.00 Jan 25, 2006 page 681 of 872
Transfer clock
transmission resumed
Block data
reception resumed
Read data
REJ09B0286-0300