AM79C983A datasheet(8/60 Pages) AMD

8 / 60 page

Am79C983A

PRELIMINARY

TABLE OF CONTENTS

DISTINCTIVE CHARACTERISTICS .................................................................................................... 1

GENERAL DESCRIPTION................................................................................................................... 1

BLOCK DIAGRAM ............................................................................................................................... 3

RELATED AMD PRODUCTS............................................................................................................... 4

CONNECTION DIAGRAM .................................................................................................................... 5

LOGIC SYMBOL ................................................................................................................................... 6

LOGIC DIAGRAM ................................................................................................................................ 6

ORDERING INFORMATION................................................................................................................. 7

Standard Products .......................................................................................................................... 7

PIN DESIGNATIONS .......................................................................................................................... 12

PIN DESCRIPTION............................................................................................................................ 13

Pseudo AUI Pins........................................................................................................................... 13

RAUI Port Pins.............................................................................................................................. 13

AUI Pins ........................................................................................................................................ 13

Expansion Bus Pins ...................................................................................................................... 13

Packet Report Port........................................................................................................................ 14

Microprocessor Interface .............................................................................................................. 15

LED Interface ................................................................................................................................ 15

Miscellaneous Pins ....................................................................................................................... 15

Transceiver Device Interface ........................................................................................................ 15

FUNCTIONAL DESCRIPTION............................................................................................................ 17

Overview ....................................................................................................................................... 17

Basic Repeater Functions............................................................................................................. 17

Repeater Function .................................................................................................................. 17

Signal Regeneration ............................................................................................................... 17

Jabber Lockup Protection ....................................................................................................... 17

Collision Handling ................................................................................................................... 17

Fragment Extension ............................................................................................................... 17

Auto Partitioning/Reconnection .............................................................................................. 17

Basic Management Functions....................................................................................................... 18

Repeater Management ........................................................................................................... 18

RMON .................................................................................................................................... 18

Packet Reports ....................................................................................................................... 18

Detailed Functions ........................................................................................................................ 22

Reset ...................................................................................................................................... 22

Hardware Reset ............................................................................................................... 22

Software Reset ................................................................................................................ 22

Expansion Bus ....................................................................................................................... 22

Synchronous Mode Operation ......................................................................................... 23

Asynchronous Mode Operation ....................................................................................... 24

Packet Statistics ..................................................................................................................... 24

Packet Report Port........................................................................................................... 24

RAUI Port......................................................................................................................... 25

Error Packet Statistics ............................................................................................................ 26

Transceiver Interface .................................................................................................................... 26

PAUI Ports .............................................................................................................................. 26

QuIET Device Control and Status Data Interface ................................................................... 26

QuIET Device Control and Status Data Interface Operation ........................................... 26

Control and Status for Non-QuIET Transceivers ............................................................. 27

Visual Status Monitoring (LED) Support ....................................................................................... 27

Using AUI/RAUI for 10BASE-T Ports ..................................................................................... 28

Intrusion Protection ....................................................................................................................... 28

Timer Values .......................................................................................................................... 29

AM79C983A Datasheet(PDF) 8 Page - Advanced Micro Devices

AM79C983A Datasheet(HTML) 8 Page - Advanced Micro Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

Datasheet Download

Link URL