參數(shù)資料
型號: GBP32
英文描述: The GigaBridge Switched-PCI Controller|GBP Reset Design Note
中文描述: 在GigaBridge開關PCI控制器|英鎊復位設計筆記
文件頁數(shù): 3/12頁
文件大?。?/td> 275K
代理商: GBP32
3. TIMING REQUIREMENTS – SECONDARY NODE
Table 2 shows the timing requirements for Secondary Node operation. Figure 3 shows the timing
diagram for Secondary Node operation when using the internal GBP PCI clock. Figure 4 shows the
timing diagram for Secondary Node operation when using an external PCI clock.
Table 2. Timing Requirements – Secondary Node
Symbol
Tpci
PwrOn# de-assertion to valid internal PCLK
Description
Min
1 μs
Max
4 μs
Tpp
PwrOn#
de-assertion to valid PCLK.
PCI clock can be present before
PwrOn#
de-assertion
500 ns
ResetOut_N
PwrOn#
PCLK
high
RST#
Tpci
IamClusMgr
low
Figure 3. Timing Diagram Using Internal GBP PCI Clock
ResetOut_N
PwrOn#
PCLK
high
RST#
Tpp
IamClusMgr
low
Figure 4. Timing Diagram Using External PCI Clock
GBP/Reset Design Note v1.0
2002 PLX Technology, Inc. All rights reserved.
3
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