SH7751 Datasheet, PDF (664/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

14. Direct Memory Access Controller (DMAC)
CKIO
DBREQ
BAVL
TR
A25–A0
D31–D0
CMD
TDACK
ID1, ID0
DTR
MD = 00
CA
D0 D1 D2 D3
WT
CA
D0 D1 D2 D3
WT
Start of data transfer
Next transfer request
Figure 14.34 Handshake Protocol without Use of Data Bus
(Channel 0 On-Demand Data Transfer)
Rev.4.00 Oct. 10, 2008 Page 566 of 1122
REJ09B0370-0400