參數(shù)資料
型號(hào): PI7C7300DNAE
廠商: Pericom
文件頁(yè)數(shù): 102/107頁(yè)
文件大?。?/td> 0K
描述: IC PCI-PCI BRIDGE 3PORT 272-BGA
標(biāo)準(zhǔn)包裝: 40
系列: *
應(yīng)用: *
接口: *
電源電壓: *
封裝/外殼: 272-BBGA
供應(yīng)商設(shè)備封裝: 272-PBGA(27x27)
包裝: 管件
安裝類(lèi)型: 表面貼裝
PI7C7300D
3-PORT PCI-TO-PCI BRIDGE
Page 94 of 107
Pericom Semiconductor
November 2005 - Revision 1.01
14.1.53
CAPABILITY ID REGISTER – OFFSET C0h
Bit
Function
Type
Description
7:0
Capability ID for
Hot Swap
R/O
Capability ID for Hot Swap
00h: Reserved
01h: PCI Power Management (PCIPM)
02h: Accelerated Graphics Port (AGP)
03h: Vital Product Data (VPD)
04h: Slot Identification (SI)
05h: Message Signaled Interrupts (MSI)
06h: Compact PCI Hot Swap (CHS)
07h – 255h: Reserved
Reset to 06h
14.1.54
NEXT POINTER REGISTER – OFFSET C0h
Bit
Function
Type
Description
15:8
Next Pointer
R/O
00: End of pointer (00h).
14.1.55
HOT SWAP CONTROL AND STATUS REGISTER – OFFSET C0h
Bit
Function
Type
Description
16
Not Available
R/O
Not used. Returns 0 when read. Reset to 0
17
ENUM Signal
Mask
R/W
0: Mask ENUM# signal
1: Enable ENUM# signal
18
Not Available
R/O
Not used. Returns 0 when read. Reset to 0
19
LED ON/OFF
R/W
LOO signal (LED on/off)
0: LED on
1: LED off
Reset to 0
21:20
Not Available
R/O
Not Used. Returns 0 when read. Reset to 0
22
ENUM# Status –
Extraction
R/W
0: ENUM# asserted
1: ENUM# not asserted
Reset to 0
23
ENUM# Status –
Insertion
R/W
0: ENUM# asserted
1: ENUM# not asserted
Reset to 0
31:24
Reserved
R/O
Reserved. Returns 0 when read. Reset to 0
15
BRIDGE BEHAVIOR
A PCI cycle is initiated by asserting the FRAME# signal. In a bridge, there are a number
of possibilities. Those possibilities are summarized in the table below:
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