AM79C976 Advanced Micro Devices, AM79C976 Datasheet - Page 245
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AM79C976
Manufacturer Part Number
AM79C976
Description
PCnet-PRO 10/100 Mbps PCI Ethernet Controller
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C976.pdf
(309 pages)
- Current page: 245 of 309
- Download datasheet (3Mb)
REGISTER SUMMARY
PCI Configuration Registers
Note: RO = read only, RW = read/write
8/01/00
4Ch - FFh
18h - 2Bh
31h - 33h
35h-3Bh
Offset
0Ch
0Dh
2Ch
3Ch
3Dh
0Ah
0Bh
0Eh
0Fh
2Eh
3Eh
3Fh
4Ah
4Bh
00h
02h
04h
06h
08h
09h
10h
14h
30h
34h
44h
45h
46h
48h
PCI Vendor ID
PCI Device ID
PCI Command
PCI Status
PCI Revision ID
PCI Programming IF
PCI Sub-Class
PCI Base-Class
PCI Cache Line Size
PCI Latency Timer
PCI Header Type
Reserved
PCI I/O Base Address
PCI Memory Mapped I/O Base Address
Reserved
PCI Subsystem Vendor ID
PCI Subsystem ID
PCI Expansion ROM Base Address
Reserved
Capabilities Pointer
Reserved
PCI Interrupt Line
PCI Interrupt Pin
PCI MIN_GNT
PCI MAX_LAT
PCI Capability Identifier
PCI Next Item Pointer
PCI Power Management Capabilities
PCI Power Management Control/Status
PCI PMCSR Bridge Support Extensions
PCI Data
Reserved
Name
P R E L I M I N A R Y
Am79C976
Width
in Bit
16
16
16
16
32
32
16
16
32
16
16
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
Access
Mode
R/W
RW
RW
RW
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
0000 0001h
0000 0000h
0000 0000h
Default
C802h
1022h
2000h
0000h
0290h
Value
FFh
51h
00h
00h
02h
00h
00h
00h
00h
00h
00h
00h
00h
44h
00h
00h
01h
06h
01h
00h
00h
00h
00h
00h
245
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