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AM79C976 Datasheet(PDF) 301 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) 301 Page - Advanced Micro Devices

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8/01/00
Am79C976
INDEX-2
P R E L I M INARY
BCR37
PCI DATA Register Zero (DATA0)
Alias Register . . . . . . . . . . . . . . . . . . . . . .221
BCR38
PCI DATA Register One (DATA1)
Alias Register . . . . . . . . . . . . . . . . . . . . . .221
BCR39
PCI DATA Register Two (DATA2)
Alias Register . . . . . . . . . . . . . . . . . . . . . .221
BCR4
LED 0 Status . . . . . . . . . . . . . . . . . . . . . .199
BCR40
PCI Data Register Three (DATA3)
Alias Register . . . . . . . . . . . . . . . . . . . . . .222
BCR41
PCI DATA Register Four (DATA4)
Alias Register . . . . . . . . . . . . . . . . . . . . . .222
BCR42
PCI DATA Register Five (DATA5)
Alias Register . . . . . . . . . . . . . . . . . . . . . .222
BCR43
PCI DATA Register Six (DATA6)
Alias Register . . . . . . . . . . . . . . . . . . . . . .223
BCR44
PCI DATA Register Seven (DATA7)
Alias Register . . . . . . . . . . . . . . . . . . . . . .223
BCR45
OnNow Pattern Matching Register #1 . . .223
BCR46
OnNow Pattern Matching Register #2 . . .224
BCR47
OnNow Pattern Matching Register #3 . . .224
BCR5
LED1 Status . . . . . . . . . . . . . . . . . . . . . . .201
BCR6
LED2 Status . . . . . . . . . . . . . . . . . . . . . . .203
BCR7
LED3 Status . . . . . . . . . . . . . . . . . . . . . . .205
BCR9
Full-Duplex Control . . . . . . . . . . . . . . . . .207
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . .4
Board Interface . . . . . . . . . . . . . . . . . . . . . . . 26
Boot ROM Chip Select . . . . . . . . . . . . . . . . .29
Boundary Scan Circuit . . . . . . . . . . . . . . . .103
Boundary Scan Register . . . . . . . . . . . . . . .104
BSR Mode Of Operation . . . . . . . . . . . . . . .104
Buffer Size Tuning . . . . . . . . . . . . . . . . . . .A-7
Burst Write Transfer . . . . . . . . . . . . . . . . . . .45
Bus Acquisition . . . . . . . . . . . . . . . . . . . .40, 41
Bus Command and Byte Enables . . . . . . . . . 24
Bus Configuration Registers . . . . 197, 252, 264
Bus Grant . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Bus Master DMA Transfers . . . . . . . . . . . . . 40
Bus Request . . . . . . . . . . . . . . . . . . . . . . . . . . 25
C
C/BE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Carrier Sense . . . . . . . . . . . . . . . . . . . . . . . . 29
CHIPID
Chip ID Register . . . . . . . . . . . . . . . . . . . . 129
CHPOLLTIME
Chain Poll Timer Register 1 . . . . . . . . . . . 29
CLK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
CLK Waveform for 3.3 V Signaling . . . . . . 272
CLK Waveform for 5 V Signaling . . . . . . . 272
CLKSEL1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
CLKSEL2 . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Clock Select 1 . . . . . . . . . . . . . . . . . . . . . . . . 27
Clock Select 2 . . . . . . . . . . . . . . . . . . . . . . . . 27
Clock Timing . . . . . . . . . . . . . . . . . . . . . . . . 269
CMD0
Command0 . . . . . . . . . . . . . . . . . . . . . . . . 130
CMD2
Command2 . . . . . . . . . . . . . . . . . . . . . . . . 131
CMD3
Command3 . . . . . . . . . . . . . . . . . . . . . . . . 135
CMD7
Command7 . . . . . . . . . . . . . . . . . . . . . . . . 138
COL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Collision . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Collision Handling . . . . . . . . . . . . . . . . . . . . 68
command style access . . . . . . . . . . . . . . . . . 122
Connection Diagram (PQR208) . . . . . . . . . . 18
Control and Status Registers . . . . 173, 248, 262
Control Register (Register 0) . . . . . . . . . . . B-1
CRS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
CSR0
Controller Status and Control Register . . 173
CSR1
Initialization Block Address 0 . . . . . . . . . 175
CSR10
Logical Address Filter 2 . . . . . . . . . . . . . 184
CSR100
Bus Timeout . . . . . . . . . . . . . . . . . . . . . . . 193
CSR101-111
Reserved 1 . . . . . . . . . . . . . . . . . . . . . . . . 93
CSR11
Logical Address Filter 3 . . . . . . . . . . . . . 184



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