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VT8231 датащи(PDF) 44 Page - List of Unclassifed Manufacturers

номер детали VT8231
подробное описание детали  SOUTH BRIDGE PC99 COMPLIANT
PDF  132 Pages
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производитель  ETC [List of Unclassifed Manufacturers]
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VT8231 датащи(HTML) 44 Page - List of Unclassifed Manufacturers

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VT8231
Preliminary Revision 0.8 October 29, 1999
-38-
Register Overview
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PCI Function 5 & 6 Registers – AC97 / MC97 Codecs
Function 5 Configuration Space AC97 Header Registers
Offset PCI Configuration Space Header
Default
Acc
1-0
Vendor ID
1106
RO
3-2
Device ID
3058
RO
5-4
Command
0000
RW
7-6
Status
0210
WC
8
Revision ID
40
RO
9
Programming Interface
00
RO
A
Sub Class Code
01
RO
B
Base Class Code
04
RO
C
Cache Line Size
00
RO
D
Latency Timer
00
RW
E
Header Type
00
RO
FBIST
00
RO
13-10 Base Address 0 - SGD Control/Status 0000 0001 RW
17-14 Base Address 1 - FM NMI Status
0000 0001 RW
1B-18 Base Address 2 - MIDI Port
0000 0331 RW
1F-1C Base Address 3 (reserved)
0000 0000 —
23-20 Base Address 4 (reserved)
0000 0000 —
27-24 Base Address 5 (reserved)
0000 0000 —
28-29 -reserved-
00
2F-2C Subsystem ID / SubVendor ID
0000 0000 RW
33-30 Expansion ROM (reserved)
0000 0000 —
34
Capture Pointer
00
RW
35-3B -reserved-
00
3C
Interrupt Line
00
RW
3D
Interrupt Pin
03
RO
3E
Minimum Grant
00
RO
3F
Maximum Latency
00
RO
Configuration Space Audio Codec-Specific Registers
Offset Audio Codec Link Control
Default
Acc
40
AC-Link Interface Status
00
RO
41
AC-Link Interface Control
00
RW
42
Function Enable
00
RW
43
Plug and Play Control
1C
RW
44
MC97 Interface Control
00
RO
45-47 -reserved-
00
48
FM NMI Control
00
RW
49
-reserved-
00
4B-4A Game Port Base Address
0000
RW
4C-FF -reserved-
00
Function 6 Configuration Space MC97 Header Registers
Offset PCI Configuration Space Header
Default
Acc
1-0
Vendor ID
1106
RO
3-2
Device ID
3068
RO
5-4
Command
0000
RW
7-6
Status
0200
WC
8
Revision ID
40
RO
9
Programming Interface
00
RO
A
Sub Class Code
80
RO
B
Base Class Code
07
RO
C
Cache Line Size
00
RO
D
Latency Timer
00
RW
E
Header Type
00
RO
FBIST
00
RO
13-10 Base Address 0 - SGD Control/Status 0000 0001 RW
17-14 Base Address 1 - (reserved)
0000 0000 RW
1B-18 Base Address 2 - (reserved)
0000 0000 RW
1F-1C Base Address 3 – Codec Reg Shadow 0000 0001 —
23-20 Base Address 4 (reserved)
0000 0000 —
27-24 Base Address 5 (reserved)
0000 0000 —
28-29 -reserved-
00
2F-2C Subsystem ID / SubVendor ID
0000 0000 RW
33-30 Expansion ROM (reserved)
0000 0000 —
34
Capture Pointer
00
RW
35-3B -reserved-
00
3C
Interrupt Line
00
RW
3D
Interrupt Pin
03
RO
3E
Minimum Grant
00
RO
3F
Maximum Latency
00
RO
Configuration Space Modem Codec-Specific Registers
Offset Modem Codec Link Control
Default
Acc
40
AC-Link Interface Status
00
RO
41
AC-Link Interface Control
00
RW
42
Function Enable
00
RO
43
Plug and Play Control
1C
RO
44
MC97 Interface Control
00
RW
45-47 -reserved-
00
48
FM NMI Control
00
RO
49
-reserved-
00
4B-4A Game Port Base Address
0000
RO
4C-FF -reserved-
00



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