參數(shù)資料
型號: EP9312-IBZ
廠商: CIRRUS LOGIC INC
元件分類: 微控制器/微處理器
英文描述: Universal Platform System-on-chip Processor
中文描述: 32-BIT, 184 MHz, RISC PROCESSOR, PBGA352
封裝: 27 X 27 MM, LEAD FREE, PLASTIC, BGA-352
文件頁數(shù): 36/62頁
文件大?。?/td> 884K
代理商: EP9312-IBZ
36
Copyright 2005 Cirrus Logic (All Rights Reserved)
DS515PP7
EP9312
Universal Platform SOC Processor
Note:
DD (15:0) and DSTROBE signals are shown at both the host and the device to emphasize that cable settling time as well as
cable propagation delay shall not allow the data signals to be considered stable at the host until some time after they are driven
by the device.
Figure 20. Sustained Ultra DMA data-in Burst
Figure 21. Host Pausing an Ultra DMA data-in Burst
DSTROBE
(device)
DD (15:0)
(device)
DSTROBE
(host)
DD (15:0)
(host)
t
CYCRD
t
2CYCRD
t
2CYCRD
t
CYCRD
t
DVH
t
DVS
t
DVH
t
DVS
t
DVH
t
DH
t
DS
t
DS
t
DH
t
DH
DD(15:0)
(device)
DSTROBE
(device)
HDMARDYn
(host)
STOP
(host)
DMACKn
(host)
DMARQ
(device)
t
RP
t
SR
t
RFS
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