參數(shù)資料
型號: PI7C7300
廠商: Pericom Semiconductor Corp.
英文描述: 3-PORT PCI-to-PCI BRIDGE
中文描述: 3端口PCI至PCI橋
文件頁數(shù): 83/109頁
文件大?。?/td> 779K
代理商: PI7C7300
PI7C7300A
3-PORT PCI-TO-PCI BRIDGE
ADVANCE INFORMATION
Page 83 OF 109
09/25/03 Revision 1.09
14.1.28
ARBITER CONTROL REGISTER – OFFSET 40h
Bit
23:16
Function
Arbiter Control
Type
R/W
Description
Each bit controls whether a secondary bus master is assigned to the
high priority group or the low priority group.
Bits [23:16] correspond to request inputs S1_REQ[7:0] or
S2_REQ[6:0]
0: low priority
1: high priority
Reset to 0
Reserved. Returns 0 when read. Reset to 0
Controls whether the S1 or S2 interface of the bridge is in the high
priority group or the low priority group.
0: low priority
1: high priority
Reset to 1
Controls the arbiter’s park function.
0: park to last master
1: park to bridge port S1 or S2
Reset to 0
Reserved. Returns 0 when read. Reset to 0.
24
25
Reserved
Priority of
Secondary
Interface
R/O
R/W
26
Arbiter Park
Function
R/W
31:27
Reserved
R/O
14.1.29
UPSTREAM MEMORY CONTROL REGISTER – OFFSET 48h
Bit
Function
Type
Description
0: Upstream memory is the entire range except the down stream
memory channel
1: Upstream memory is confined to upstream Memory Base and Limit
(See offset 50
th
and 54
th
for upstream memory range)
Reset to 0
0: Upstream memory is prefetchable at Primary
1: Upstream memory is not prefetchable at Primary
Reset to 0
Reserved. Returns 0 when read. Reset to 0
16
Upstream (S1 or
S2 to P) Memory
Base and Limit
Enable
R/W
17
Upstream (S1 or
S2 to P) Memory
Prefetchable
Enable
R/W
31:18
Reserved
R/O
14.1.30
HOT SWAP SWITCH TIME SLOT REGISTER – OFFSET 4Ch
Bit
Function
Hot Swap Time
Slot
Type
Description
Hot Swap time slot (15K PCI clocks)
Reset to 0003A98h
27:0
R/W
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PI7C7300A 制造商:PERICOM 制造商全稱:Pericom Semiconductor Corporation 功能描述:3-PORT PCI-to-PCI BRIDGE
PI7C7300AEVB-3 功能描述:界面開發(fā)工具 3 Port PCI Bridge Eval Brd RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
PI7C7300ANA 制造商:Pericom Semiconductor Corporation 功能描述:PCI-to-PCI Bridge 272-Pin BGA 制造商:Pericom Semiconductor Corporation 功能描述:PCI to PCI Bridge 272-Pin BGA
PI7C7300ANAE 功能描述:外圍驅(qū)動器與原件 - PCI 3 Port PCI Bridge RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray
PI7C7300ANA-E 制造商:Pericom Semiconductor Corporation 功能描述:PCI-to-PCI Bridge 272-Pin BGA 制造商:Pericom Semiconductor Corporation 功能描述:PCI to PCI Bridge 272-Pin BGA