82C862 Datasheet, PDF (31/51 Pages) List of Unclassifed Manufacturers – FireLink USB Dual Controller Quad Port USB

FireLink USB
82C862
7
6
5
4
3
2
1
0
PCICFG 50h
Reserved
PCI Host Feature Control Register
Reserved,
formerly
CLKRUN#
mode control
Reserved,
formerly
Subsystem
Vendor ID write
enable control
Reserved,
formerly
CLKRUN#
enable control
Default = 00h
Port 2 output: Port 1 output:
0 = Enable
1 = Disable
0 = Enable
1 = Disable
(Controls USB (Controls USB
I/O cells to save I/O cells to save
power)
power)
PCICFG 51h
Reserved
Default = 00h
PCICFG 52h
Reserved
Read/write
factory test
mode
0=Disable
1=Enable
TEST0 Strap
Value (RO)
0 = Low
1 = High
Strap Option Override
TEST1 Strap
Value (RO)
0 = Low
1 = High
PWRON3#
Strap Value –
Secondary
Controller
Mode
0 = Disable
1 = Enable
SMI# Strap
Selection
PWRFLT
Polarity:
0 = PME# used
as 48MHz
output
1 = PME# pin
functional
0 = High
1 = Low
Default = 03h
PWRON
polarity:
0 = High
1 = Low
PCICFG 53h
PIO4 Direction
0=Input
1=Output
PIO3 Direction
0=Input
1=Output
PIO2 Direction
0=Input
1=Output
GPIO Select Register
PIO1 Direction PIO0 Direction
0=Input
1=Output
0=Input
1=Output
SMI# / PIO4
Select
0=SMI#
(default)
1=PIO4
PME# / PIO3
Select
0=PME#
(default)
1=PIO3
Default = 00h
CLKRUN# /
PIO2 Select
0=CLKRUN#
(default)
1=PIO2
PCICFG 54h
GPIO Output Enable Register
Reserved
PIO4 Buffer
PIO3 Buffer
PIO2 Buffer
0=Disable
1=Enable
0=Disable
1=Enable
0=Disable
1=Enable
These bits control buffer driving for those GPIO pins selected to be outputs.
PIO1 Buffer
0=Disable
1=Enable
Default = 00h
PIO0 Buffer
0=Disable
1=Enable
PCICFG 55h
GPIO Data Register
Default = 00h
Reserved
PIO4 Data
PIO3 Data
PIO2 Data
PIO1 Data
PIO0 Data
0=Low
1=High
0=Low
1=High
0=Low
1=High
0=Low
1=High
0=Low
1=High
For input pins these bits return the value presently being driven onto the pins; for output pins these bits select the level that will be driven.
PCICFG 56h-7Bh
Reserved
Default = 00h
PCICFG 7Ch
Subsystem Vendor ID Restore Register - Byte 0
The register is used to program the value of the Subsystem Vendor ID register at PCICFG 2Dh:2Ch.
PCICFG 7Dh
Subsystem Vendor ID Restore Register - Byte 1
Default = 45h
Default = 10h
PCICFG 7Eh
Subsystem ID Restore Register - Byte 0
The register is used to program the value of the Subsystem ID register at PCICFG 2Fh:2Eh.
PCICFG 7Fh
Subsystem ID Restore Register - Byte 1
Default = 61h
Default = C8h
PCICFG 80h - EFh
Reserved
Default = 00h
912-2000-030
Revision 1.0
®
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