HD6417750 Datasheet, PDF (621/1039 Pages) Renesas Technology Corp – SuperH RISC engine

Four requests can be queued
CLK
1st 2nd 3rd 4th
5th
Handshaking is necessary
to send additional requests
A25–A0
D63–D0
RAS,
CAS, WE
RA
CA
CA
CA
CA
D0 D1 D2 D3 D0 D1 D2 D3 D0 D1 D2 D3
BA
WT
WT
WT
WT
ID1, ID0
Must be ignored
(no request transmitted)
Figure 14.50 Single Address Mode/Burst Mode/External Device → External Bus Data
Transfer/Direct Data Transfer Request to Channel 2
Rev. 6.0, 07/02, page 569 of 986