AM79C976 Advanced Micro Devices, AM79C976 Datasheet - Page 306
AM79C976
Manufacturer Part Number
AM79C976
Description
PCnet-PRO 10/100 Mbps PCI Ethernet Controller
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C976.pdf
(309 pages)
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INDEX-7
PCI Latency Timer Register
Offset 0Dh . . . . . . . . . . . . . . . . . . . . . . . . . .115
PCI MAX_LAT Register
Offset 3Fh . . . . . . . . . . . . . . . . . . . . . . . . . .119
PCI Memory Mapped I/O Base Address
Register Offset 14h . . . . . . . . . . . . . . . . . . .116
PCI MIN_GNT Register Offset 3Eh . . . . . .118
PCI Next Item Pointer Register
Offset 45h . . . . . . . . . . . . . . . . . . . . . . . . . .119
PCI PMCSR Bridge Support Extensions
Register Offset 4Ah . . . . . . . . . . . . . . . . . . .121
PCI Power Management Capabilities
Register (PMC) Offset 46h . . . . . . . . . . . . .119
PCI Power Management Control/Status
Register (PMCSR) Offset 48h . . . . . . . . . . .120
PCI Programming Interface Register
Offset 09h . . . . . . . . . . . . . . . . . . . . . . . . . .114
PCI Revision ID Register
Offset 08h . . . . . . . . . . . . . . . . . . . . . . . . . .114
PCI Status Register Offset 06h . . . . . . . . . .113
PCI Sub-Class Register Offset 0Ah . . . . . .114
PCI Subsystem ID Register
Offset 2Eh . . . . . . . . . . . . . . . . . . . . . . . . . .117
PCI Subsystem Vendor ID Register
Offset 2Ch . . . . . . . . . . . . . . . . . . . . . . . . . .116
PCI Vendor ID Register . . . . . . . . . . . . . . .111
PCI Vendor ID Register Offset 00h . . . . . .111
PCIDATA0
PCIDATA1
PCIDATA2
PCIDATA3
PCIDATA4
PCIDATA5
PCIDATA6
PCI DATA Register Zero Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .161
PCI DATA Register One Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .161
PCI DATA Register Two Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .162
PCI DATA Register Three Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .162
PCI DATA Register Four Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .162
PCI DATA Register Five Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .162
PCI DATA Register Six Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . .162
P R E L I M I N A R Y
Am79C976
R
PCIDATA7
Peripheral Component Interconnect
(PCI) bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
PERR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
PG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
PHY Access Register . . . . . . . . . . . . . . . . .163
PHY Reset . . . . . . . . . . . . . . . . . . . . . . . . . . .28
PHY_RST . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Physical Dimensions . . . . . . . . . . . . . . . . . . 285
Pin Capacitance . . . . . . . . . . . . . . . . . . . . . . 267
Pin Descriptions . . . . . . . . . . . . . . . . . . . . . .24
Pin Designations by Group . . . . . . . . . . . . . .21
Pin Designations by Pin Number
(PQR208) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
PMAT0
PMAT1
PMC_A
PME . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Polling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Power Good . . . . . . . . . . . . . . . . . . . . . . . . . .26
Power Management Event . . . . . . . . . . . . . . .26
Power Management Interface . . . . . . . . . . . .22
Power Management Support . . . . . . . . . . . . . 99
Power on Reset . . . . . . . . . . . . . . . . . . . . . .105
Power Savings Mode . . . . . . . . . . . . . . . . . . .99
Power Supplies . . . . . . . . . . . . . . . . . . . . . . .23
Power Supply Current . . . . . . . . . . . . . . . . .268
Power Supply Pins . . . . . . . . . . . . . . . . . . . . . 31
PQR208 Plastic Quad Flat Pack
(measured in millimeters) . . . . . . . . . . . . . .285
Preemption During Burst Transaction . . .48, 50
Preemption During Non-Burst
Transaction . . . . . . . . . . . . . . . . . . . . . . .48, 49
Programmable Inter Packet Gap (IPG) . . . . . .2
Programmable Registers . . . . . . . . . . . . . . . 262
RAP
RAP Register . . . . . . . . . . . . . . . . . . . . . . . . 172
RCV_RING_LEN
RDRA and TDRA . . . . . . . . . . . . . . . . . . . .226
Receive Address Match . . . . . . . . . . . . . . . . .72
PCI DATA Register Seven Alias
Register . . . . . . . . . . . . . . . . . . . . . . . . . . 162
OnNow Pattern Register 0 . . . . . . . . . . . . 164
OnNow Pattern Register1 . . . . . . . . . . . . 164
PCI Power Management Capabilities
Alias Register . . . . . . . . . . . . . . . . . . . . . . 165
Register Address Port . . . . . . . . . . . . . . . 172
Receive Ring Length Register . . . . . . . . .165
8/01/00
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