PI7C8154BNA Pericom Semiconductor, PI7C8154BNA Datasheet - Page 79
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PI7C8154BNA
Manufacturer Part Number
PI7C8154BNA
Description
Manufacturer
Pericom Semiconductor
Datasheet
1.PI7C8154BNA.pdf
(111 pages)
Specifications of PI7C8154BNA
Operating Temperature (min)
0C
Operating Temperature Classification
Commercial
Operating Temperature (max)
85C
Package Type
BGA
Rad Hardened
No
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
PI7C8154BNAE
Manufacturer:
PERICOM
Quantity:
20 000
06-0008
14.1.10
14.1.11
14.1.12
14.1.13
14.1.14
14.1.15
HEADER TYPE REGISTER – OFFSET 0Ch
PRIMARY BUS NUMBER REGISTER – OFFSET 18h
SECONDARY BUS NUMBER REGISTER – OFFSET 18h
SUBORDINATE BUS NUMBER REGISTER – OFFSET 18h
SECONDARY LATENCY TIMER – OFFSET 18h
I/O BASE REGISTER – OFFSET 1Ch
Bit
23:16
Bit
7:0
Bit
15:8
Bit
23:16
Bit
31:24
Bit
1:0
3:2
Function
Header Type
Function
Primary Bus
Number
Function
Secondary Bus
Number
Function
Subordinate Bus
Number
Function
Secondary
Latency Timer
Function
32-bit Indicator
Reserved
Type
R/O
Type
R/W
Type
R/W
Type
R/W
Type
R/W
Type
R/O
R/O
Page 79 of 111
Description
Read as 01h to indicate that the register layout conforms to the standard
PCI-to-PCI bridge layout.
Description
Indicates the number of the PCI bus to which the primary interface is
connected. The value is set in software during configuration.
Reset to 0
Description
Indicates the number of the PCI bus to which the secondary interface is
connected. The value is set in software during configuration.
Reset to 0
Description
Indicates the number of the PCI bus with the highest number that is
subordinate to the bridge. The value is set in software during
configuration.
Reset to 0
Description
Designated in units of PCI bus clocks. Latency timer checks for master
accesses on the secondary bus interfaces that remain unclaimed by any
target.
Reset to 0
Description
Read as 01h to indicate 32-bit I/O addressing
Returns 00 when read. Reset to 00.
MARCH 2006 REVISION 1.12
ASYNCHRONOUS 2-PORT
PCI-to-PCI BRIDGE
PI7C8154B