AM79C970A Advanced Micro Devices, AM79C970A Datasheet - Page 172

• Manufacturer Part Number: AM79C970A
• Description: PCnet-PCI II Single-Chip Full-Duplex Ethernet Controller for PCI Local Bus Product
• Manufacturer: Advanced Micro Devices

Control and Status Registers (continued)
172
RAP Addr
AMD
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
Symbol
CSR83
CSR84
CSR85
CSR86
CSR87
CSR88
CSR89
CSR90
CSR91
CSR92
CSR93
CSR94
CSR95
CSR96
CSR97
CSR98
CSR99
CSR100
CSR101
CSR102
CSR103
CSR104
CSR105
CSR106
CSR107
CSR108
CSR109
CSR110
CSR111
CSR112
CSR113
CSR114
CSR115
CSR116
CSR117
CSR118
CSR119
CSR120
CSR121
CSR122
CSR123
CSR124
CSR125
CSR126
CSR127
Default Value
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0242 1003
uuuu 0262
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uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu 0000
uuuu uuuu
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uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu 0200
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uuuu 0105
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu 0000
uuuu uuuu
uuuu 0000
uuuu uuuu
uuuu uuuu
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uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu 0000
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uuuu 0000
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uuuu uuuu
P R E L I M I N A R Y
Reserved
DMABA: Address Register Lower
DMABAU: Address Register Upper
DMABC: Buffer Byte Counter
Reserved
Chip ID Register Lower
Chip ID Register Upper
Reserved
Reserved
Reserved
Reserved
XMTTDR: Transmit Time Domain Reflectometry Count
Reserved
Reserved
Reserved
Reserved
Reserved
Bus Time-Out
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Missed Frame Count
Reserved
Receive Collision Count
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Receive Frame Alignment Control
Reserved
Test Register 1
Reserved
Reserved
Reserved
Am79C970A
Comments
Use
T
S
R
R
S
T
T
T
T
T
T