LXT975B datasheet(65/74 Pages) INTEL

65 / 74 page

Fast Ethernet 10/100 Quad Transceivers — LXT974/LXT975

Datasheet

Table 45. Status Register (Address 1)

Bit

Name

Description

Type 1

Default

1.15

100BASE-T4

Not supported.

1.14

100BASE-X

Full-Duplex

1 = Port able to perform full-duplex 100BASE-X.

1.13

100BASE-X

Half-Duplex

1 = Port able to perform half-duplex 100BASE-X.

1.12

10 Mbps

Full- Duplex

1 = Port able to operate at 10 Mbps in full-duplex mode.

1.11

10 Mbps

Half-Duplex

1 = Port able to operate at 10 Mbps in half-duplex mode.

1.10

100BASE-T2

Full-Duplex

Not supported.

1.9

100BASE-T2

Half-Duplex

Not supported.

1.8

Reserved

Ignore on read.

1.7

Master-Slave

Configuration Fault

Not supported.

1.6

MF Preamble

Suppression

0 = Port will not accept management frames with preamble

suppressed.

1.5

Auto-Negotiation

Complete

1 = Auto-negotiation process complete.

0 = Auto-negotiation process not complete.

1.4

Remote Fault

1 = Remote fault condition detected.

0 = No remote fault condition detected.

RO/LH

1.3

Auto-Negotiation

Ability

1 = Port is able to perform auto-negotiation.

1.2

Link Status

1 = Link is up.

0 = Link is down.

RO/LL

1.1

Jabber Detect

(10BASE-T Only)

1 = Jabber condition detected.

0 = No jabber condition detected.

RO/LH

1.0

Extended

Capability

1 = Extended register capabilities.

1. RO = Read Only

LL = Latching Low

LH = Latching High

LXT975B Datasheet(PDF) 65 Page - Intel Corporation

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