PI7C8150AMAE Pericom Semiconductor, PI7C8150AMAE Datasheet - Page 81

• Manufacturer Part Number: PI7C8150AMAE
• Description: IC PCI-PCI BRIDGE 2PORT 208-FQFP
• Manufacturer: Pericom Semiconductor

Specifications of PI7C8150AMAE

• Applications: *
• Interface: *
• Voltage - Supply: *
• Package / Case: 208-FQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

06-0057
14.1.9
14.1.10
14.1.11
14.1.12
14.1.13
14.1.14
HEADER TYPE REGISTER – OFFSET 0Ch
PRIMARY BUS NUMBER REGISTSER – OFFSET 18h
SECONDARY BUS NUMBER REGISTER – OFFSET 18h
SUBORDINATE BUS NUMBER REGISTER – OFFSET 18h
SECONDARY LATENCY TIMER REGISTER – OFFSET 18h
I/O BASE REGISTER – OFFSET 1Ch
Bit
23:16
Bit
7:0
Bit
15:8
Bit
23:16
Bit
31:24
Bit
3:0
Function
Header Type
Function
Primary Bus
Number
Function
Secondary Bus
Number
Function
Subordinate Bus
Number
Function
Secondary
Latency Timer
Function
32-bit Indicator
Type
R/O
Type
R/W
Type
R/W
Type
R/W
Type
R/W
Type
R/O
Page 81 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
2-PORT PCI-TO-PCI BRIDGE
APRIL 2006 – Revision 1.1
PI7C8150A