AM79C971 Просмотр технического описания (PDF) - Advanced Micro Devices

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AM79C971

PCnet™-FAST Single-Chip Full-Duplex 10/100 Mbps Ethernet Controller for PCI Local Bus

Advanced Micro Devices 

BLOCK DIAGRAM

CLK

RST

AD[31:00]

C/BE[3:0]

PAR

FRAME

TRDY

IRDY

STOP

IDSEL

DEVSEL

REQ

GNT

PERR

SERR

INTA

SLEEP

TCK

TMS

TDI

TDO

EBUA_EBA[7:0]

EBDA[15:8]

EBD[7:0]

EROMCS

ERAMCS

AS_EBOE

EBWE

EBCLK

Expansion Bus Interface

GPSI

Port

PCI Bus

Interface

Unit

Bus

Rcv

FIFO

MAC

Rcv

FIFO

Bus

Xmt

FIFO

MAC

Xmt

FIFO

Buffer

Management

Unit

JTAG

Port

Control

FIFO

Control

Network

Port

Manager

Auto

Negotiation

MII

Port

802.3

MAC

Core

EADI

Port

Manchester

Encoder/

Decoder

(PLS) &

AUI Port

10BASE-T

MAU

93C46

EEPROM

Interface

LED

Control

TXEN

TXCLK

TXDAT

RXEN

RXCLK

RXDAT

CLSN

TX_E

TXD[3:0]

TX_EN

TX_CLK

COL

RXD[3:0]

RX_ER

RX_CLK

RX_DV

CRS

MDC

MDIO

SRDCLK

SRD

SF/BD

EAR

RXFRTGD/MIIRXFRTGD

RXFRTGE/MIIRXFRTGE

XTAL1

XTAL2

DO+/-

DI+/-

CI+/-

TXD+/-

TXP+/-

RXD+/-

EECS

EESK

EEDI

EEDO

LED0

LED1

LED2

LED3

20550D-1

Am79C971

5

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