LAN9252SLASHML datasheet(147/329 Pages) MICROCHIP

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 2015 Microchip Technology Inc.

DS00001909A-page 147

LAN9252

Unidirectional Ability

This bit indicates whether the PHY is able to transmit regardless of whether

the PHY has determined that a valid link has been established.

0: Can only transmit when a valid link has been established

1: Can transmit regardless

MF Preamble Suppression

This bit indicates whether the PHY accepts management frames with the pre-

amble suppressed.

0: Management frames with preamble suppressed not accepted

1: Management frames with preamble suppressed accepted

Auto-Negotiation Complete

This bit indicates the status of the Auto-Negotiation process.

0: Auto-Negotiation process not completed

1: Auto-Negotiation process completed

Remote Fault

This bit indicates if a remote fault condition has been detected.

0: No remote fault condition detected

1: Remote fault condition detected

RO/LH

Auto-Negotiation Ability

This bit indicates the PHY’s Auto-Negotiation ability.

0: PHY is unable to perform Auto-Negotiation

1: PHY is able to perform Auto-Negotiation

Link Status

This bit indicates the status of the link.

0: Link is down

1: Link is up

RO/LL

Jabber Detect

This bit indicates the status of the jabber condition.

0: No jabber condition detected

1: Jabber condition detected

RO/LH

Extended Capability

This bit indicates whether extended register capability is supported.

0: Basic register set capabilities only

1: Extended register set capabilities

Bits

Description

Type

Default

LAN9252/ML 数据表(PDF) 147 Page - Microchip Technology

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