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AM79C976 Datasheet(PDF) 248 Page - Advanced Micro Devices

Part # AM79C976
Description  PCnet-PRO??10/100 Mbps PCI Ethernet Controller
PDF  309 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM79C976 Datasheet(HTML) 248 Page - Advanced Micro Devices

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248
Am79C976
8/01/00
P R E L I M INARY
Control and Status Registers
RAP
Addr
Symbol
Default Value
Comments
Use
00
CSR0
uuuu 0004
Am79C976 Controller Status and Control Register
R
01
CSR1
uuuu uuuu
Lower IADR: maps to location 16
S
02
CSR2
uuuu uuuu
Upper IADR: maps to location 17
S
03
CSR3
uuuu 0600
Interrupt Masks and Deferral Control
S
04
CSR4
uuuu 0004
Test and Features Control
R
05
CSR5
uuuu 0000
Extended Control and Interrupt 1
R
06
CSR6
uuuu uuuu
Reserved
07
CSR7
0uuu 0000
Extended Control and Interrupt 2
R
08
CSR8
uuuu uuuu
LADRF0: Logical Address Filter — LADRF[15:0]
S
09
CSR9
uuuu uuuu
LADRF1: Logical Address Filter — LADRF[31:16]
S
10
CSR10
uuuu uuuu
LADRF2: Logical Address Filter — LADRF[47:32]
S
11
CSR11
uuuu uuuu
LADRF3: Logical Address Filter — LADRF[63:48]
S
12
CSR12
uuuu uuuu
PADR0: Physical Address Register — PADR[15:0]
S
13
CSR13
uuuu uuuu
PADR1: Physical Address Register — PADR[31:16]
S
14
CSR14
uuuu uuuu
PADR2: Physical Address Register — PADR[47:32]
S
15
CSR15
see register
description
MODE: Mode Register
S
16
CSR16
uuuu uuuu
Reserved
17
CSR17
uuuu uuuu
Reserved
18
CSR18
uuuu uuuu
Reserved
19
CSR19
uuuu uuuu
Reserved
20
CSR20
uuuu uuuu
Reserved
21
CSR21
uuuu uuuu
Reserved
22
CSR22
uuuu uuuu
Reserved
23
CSR23
uuuu uuuu
Reserved
24
CSR24
uuuu uuuu
BADRL: Base Address of RCV Ring Lower
S
25
CSR25
uuuu uuuu
BADRU: Base Address of RCV Ring Upper
S
26
CSR26
uuuu uuuu
Reserved
27
CSR27
uuuu uuuu
Reserved
28
CSR28
uuuu uuuu
Reserved
29
CSR29
uuuu uuuu
Reserved
30
CSR30
uuuu uuuu
BADXL: Base Address of XMT Ring Lower
S
31
CSR31
uuuu uuuu
BADXU: Base Address of XMT Ring Upper
S
32
CSR32
uuuu uuuu
Reserved
33
CSR33
uuuu uuuu
Reserved



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