參數(shù)資料
型號: PI7C8150B-33
英文描述: PCI Bridge | Asynchronous 2-Port PCI Bridge
中文描述: PCI橋|異步2端口PCI橋
文件頁數(shù): 92/115頁
文件大小: 879K
代理商: PI7C8150B-33
PI7C8150B
2-PORT PCI-TO-PCI BRIDGE
ADVANCE INFORMATION
Page 92 of 115
July 31, 2003 – Revision 1.031
14.1.31
EXTENDED CHIP CONTROL REGISTER – OFFSET 48h
Bit
Function
Type
Description
Controls ability to do memory read flow through
0: Disable flow through during a memory read transaction
1: Enable flow through during a memory read transaction
Reset to 0
Controls bus arbiter’s park function
0: Park to last master
1: Park to bridge
Reset to 0
Reserved. Returns 0 when read. Reset to 0
0
Memory Read
Flow Through
Enable
R/W
1
Park
R/W
15:2
Reserved
R/O
14.1.32
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
and 54
for upstream memory range)
Reset to 0
Reserved. Returns 0 when read. Reset to 0
16
Upstream (S to
P) Memory Base
and Limit Enable
R/W
31:17
Reserved
R/O
14.1.33
SECONDARY BUS ARBITER PREEMPTION CONTROL
REGISTER – OFFSET 4Ch
Bit
Function
Type
Description
Controls the number of clock cycles after frame is asserted before
preemption is enabled.
1xxx: Preemption off
0000: Preemption enabled after 0 clock cycles
0001: Preemption enabled after 1 clock cycle
0010: Preemption enabled after 2 clock cycles
0011: Preemption enabled after 4 clock cycles
0100: Preemption enabled after 8 clock cycles
0101: Preemption enabled after 16 clock cycles
0110: Preemption enabled after 32 clock cycles
0111: Preemption enabled after 64 clock cycles
Reset to 0000
31:28
Secondary bus
arbiter
preemption
contorl
R/W
相關PDF資料
PDF描述
PI7C8152B PCI Bridge | Asynchronous 2-Port PCI Bridge
PI7C8154 PCI Bridge | 2-Port PCI-to-PCI Bridge
PI7C8154-33 PCI Bridge | 2-Port PCI-to-PCI Bridge
PI7C8150 PCI Bridge | 2-Port PCI-to-PCI Bridge
PI7C8150-33 PCI Bridge | 2-Port PCI-to-PCI Bridge
相關代理商/技術(shù)參數(shù)
參數(shù)描述
PI7C8150BEVB 功能描述:界面開發(fā)工具 2 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
PI7C8150BMA 制造商:PERICOM 制造商全稱:Pericom Semiconductor Corporation 功能描述:ASYNCHRONOUS 2-PORT PCI-TO-PCI BRIDGE
PI7C8150BMA-33 制造商:PERICOM 制造商全稱:Pericom Semiconductor Corporation 功能描述:ASYNCHRONOUS 2-PORT PCI-TO-PCI BRIDGE
PI7C8150BMAE 功能描述:外圍驅(qū)動器與原件 - PCI 32-Bit PCI Bridge 2 Port RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray
PI7C8150BMAI 制造商:PERICOM 制造商全稱:Pericom Semiconductor Corporation 功能描述:ASYNCHRONOUS 2-PORT PCI-TO-PCI BRIDGE