AC206-DS05-405-R datasheet(6/70 Pages) BOARDCOM

6 / 70 page

AC206

Preliminary Data Sheet

07/08/02

B roa dcom

Page vi

Document

AC206-DS05-405--R

Routing Decision ..................................................................................................................................... 9

Learning Process 10

Aging Time ............................................................................................................................................ 10

Forwarding Scheme .............................................................................................................................. 10

Bridge Buffer Management and Queues 11

Section 2: Pins................................................................................................................... 12

Pin Descriptions ......................................................................................................................................... 12

LED Display/Configuration/PROM Interface 17

Section 3: Register Descriptions ..................................................................................... 19

Register Description................................................................................................................................... 19

PHY Port Status Register ...................................................................................................................... 20

Initial Device Configuration Register 21

Bridge Configuration Register ............................................................................................................... 22

PHY Registers 23

PHY Configuration Register .................................................................................................................. 23

PHY Status Register 24

PHY Identifier 1 Register ....................................................................................................................... 24

PHY Identifier 2 Register 25

Auto-Negotiation Advertisement Register ............................................................................................. 25

Auto-Negotiation Link Partner Ability Register ...................................................................................... 25

Auto-Negotiation Expansion Register.................................................................................................... 26

Auto-Negotiation Next Page Transmit Register..................................................................................... 26

PHY 10BASE-T Configuration Register 27

PHY Interrupt Control/Status Register 28

Diagnostic Register 29

Cable Length Register........................................................................................................................... 29

Receive Error Count 30

Power Management Register ................................................................................................................ 30

Transceiver Mode Register 31

LED Effect Register 32

LED Effect with Partition/Isolation Event ...............................................................................................32

LED Effect with Link Event .................................................................................................................... 32

LED Effect with Activity (CRS) Event 33

LED Effect with Auto-Negotiating Event ................................................................................................ 33

AC206-DS05-405-R Datasheet(PDF) 6 Page - Broadcom Corporation.

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