EP9312-EB CIRRUS [Cirrus Logic], EP9312-EB Datasheet - Page 35

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EP9312-EB

Manufacturer Part Number
EP9312-EB
Description
Universal Platform System-on-chip Processor
Manufacturer
CIRRUS [Cirrus Logic]
Datasheet
DS515PP7
HDMARDYn
IDEDA[2:0]
DSTROBE
IDECS0n,
DD (15:0)
DMACKn
IDECS1n
DMARQ
(device)
(device)
STOP
Note:
(host)
(host)
(host)
The definitions for the DIOWn:STOP, DIORn:HDMARDYn:HSTROBE and IORDY:DDMARDYn:DSTROBE signal lines are not
in effect until DMARQ and DMACKn are asserted.
t
UI
t
t
t
t
ZIORDY
ACK
ACK
ACK
©
Copyright 2005 Cirrus Logic (All Rights Reserved)
Figure 19. Initiating an Ultra DMA data-in Burst
t
t
ENV
ENV
t
AZ
t
t
ZAD
ZAD
t
FS
t
DVS
Universal Platform SOC Processor
t
DVH
EP9312
35

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