5220-DS02-R datasheet(4/90 Pages) BOARDCOM

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Broa d c om Co rp o r a t i o n

Page iv

Document 5220-DS04-405-R

■ BCM5220

Preliminary Data Sheet

04/20/04

Section 5: Register Summary .......................................................................................... 18

Media Independent Interface (MII) Management Interface: Register Programming

............................. 18

Preamble (PRE) ............................................................................................................................. 18

Start of Frame (ST) ........................................................................................................................ 18

Operation Code (OP) ..................................................................................................................... 18

PHY Address (PHYAD) .................................................................................................................. 18

Register Address (REGAD)............................................................................................................18

Turnaround (TA)............................................................................................................................. 19

Data................................................................................................................................................ 19

Idle..................................................................................................................................................19

Reset .............................................................................................................................................. 24

Loopback........................................................................................................................................ 24

Forced Speed Selection ................................................................................................................. 24

Auto-Negotiation Enable ................................................................................................................ 25

Power Down ................................................................................................................................... 25

Isolate............................................................................................................................................. 25

Restart Auto-Negotiation ................................................................................................................ 25

Duplex Mode .................................................................................................................................. 25

Collision Test.................................................................................................................................. 25

Reserved Bits ................................................................................................................................. 25

MII Status Register

.....................................................................................................................................26

100BASE-T4 Capability.................................................................................................................. 26

100BASE-X Full-Duplex Capability ................................................................................................26

100BASE-X Half-Duplex Capability................................................................................................26

10BASE-T Full-Duplex Capability .................................................................................................. 26

10BASE-T Half-Duplex Capability.................................................................................................. 27

Reserved Bits ................................................................................................................................. 27

Preamble Suppression ...................................................................................................................27

Auto-Negotiation Complete ............................................................................................................27

Remote Fault.................................................................................................................................. 27

Auto-Negotiation Capability............................................................................................................27

Link Status...................................................................................................................................... 27

Jabber Detect ................................................................................................................................. 27

Extended Capability ....................................................................................................................... 27

5220-DS02-R 数据表(PDF) 4 Page - Broadcom Corporation.

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