SH7751 Datasheet, PDF (626/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

14. Direct Memory Access Controller (DMAC)
CKIO
A28–A0
CSn
D63–D0
DACK
WE
Address output to external memory
space
Data output from external device
with DACK
DACK signal to external
device with DACK
WE signal to external memory space
(a) From external device with DACK to external memory space
CKIO
A28–A0
CSn
D63–D0
RD
DACK
Address output to external memory
space
Data output from external memory
space
RD signal to external memory space
DACK signal to external
device with DACK
(b) From external memory space to external device with DACK
Figure 14.6 DMA Transfer Timing in Single Address Mode
Rev.4.00 Oct. 10, 2008 Page 528 of 1122
REJ09B0370-0400