VT82C686B

Manufacturer Part NumberVT82C686B
ManufacturerETC-unknow
VT82C686B datasheet
 
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PCI Function 4 Registers - Power Management
Configuration Space Power Management Header
Registers
Offset PCI Configuration Space Header
1-0 Vendor ID
3-2 Device ID
5-4 Command
7-6 Status
8
Revision ID
9
Programming Interface
A
Sub Class Code
B
Base Class Code
C
Cache Line Size
D
Latency Timer
E
Header Type
F
BIST
10-3F -reserved-
† The default values for these registers may be changed by
writing to offsets 61-63h (see below).
Configuration Space Power Management Registers
Offset Power Management
40
General Configuration 0
41
General Configuration 1
42
ACPI Interrupt Select
43
Internal Timer Read Test
45-44 Primary Interrupt Channel
47-46 Secondary Interrupt Channel
4B-48 Power Mgmt I/O Base (256 Bytes)
4C
Host Bus Power Management Control
4D
Throttle / Clock Stop Control
4E-4F -reserved-
53-50 GP Timer Control
54
Power Well Control
55
USB Wakeup Control
56
-reserved-
57
Miscellaneous Control
58
GP2 / GP3 Timer Control
59
GP2 Timer
5A
GP3 Timer
5B-60 -reserved-
61
Write value for Offset 9 (Prog Intfc)
62
Write value for Offset A (Sub Class)
63
Write value for Offset B (Base Class)
64-7F -reserved-
Revision 1.71 June 9, 2000
Configuration Space Hardware Monitor Registers
Offset System Management Bus
Default
Acc
71-70 Hardware Mon IO Base (128 Bytes)
RO
1106
72-73 -reserved-
RO
3057
74
Hardware Monitor Control
0000
RO
75-8F -reserved-
0280
WC
nn
RO
Configuration Space SMBus Registers
RO
00
RO
Offset System Management Bus
00
RO
00
93-90 SMBus I/O Base (16 Bytes)
00
RO
94-D1 -reserved-
00
RO
D2
SMBus Host Configuration
00
RO
D3
SMBus Host Slave Command
00
RO
D4
SMBus Slave Address Shadow Port 1
00
D5
SMBus Slave Address Shadow Port 2
D6
SMBus Revision ID
D7-FF -reserved-
Default
Acc
00
RW
00
RW
00
RW
RO
0000
RW
0000
RW
0000 0001 RW
00
RW
00
RW
00
0000 0000 RW
00
RW
00
RW
00
00
RW
00
RW
00
RW
00
RW
00
00
WO
00
WO
00
WO
00
-33-
VT82C686B
Default
Acc
0001
RW
00
00
RW
00
Default
Acc
0000 0001 RW
00
00
RW
00
RW
00
RW
00
RW
nn
RO
00
Register Overview