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| HD6417751 Datasheet, PDF (583/1105 Pages) Renesas Technology Corp – SuperH RISC engine | |||
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Four requests can be queued
CKIO
1st 2nd 3rd 4th
A25 A0
D31 D0
RAS, CAS,
WE
RA
CA
BA
RD
Handshaking is necessary
to send additional requests
5th
No more requests
CA
CA
CA
D0 D1 D2 D3 D0 D1 D2 D3 D0 D1 D2
RD
RD
RD
ID1, ID0
Must be ignored
(no request transmitted)
Figure 14.49 Single Address Mode/Burst Mode/External Bus â External Device Data
Transfer/Direct Data Transfer Request to Channel 2
Rev. 3.0, 04/02, page 543 of 1064
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