LAN9312 datasheet(299/458 Pages) SMSC

299 / 458 page

High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface

Datasheet

SMSC LAN9312

299

Revision 1.2 (04-08-08)

DATASHEET

14.4.2.7

Port x PHY Auto-Negotiation Expansion Register (PHY_AN_EXP_x)

This read/write register is used in the Auto-Negotiation process between the link partner and the Port

x PHY.

Index (decimal):

Size:

16 bits

BITS

DESCRIPTION

TYPE

DEFAULT

15:5

RESERVED

Parallel Detection Fault

This bit indicates whether a Parallel Detection Fault has been detected.

0: A fault hasn’t been detected via the Parallel Detection function

1: A fault has been detected via the Parallel Detection function

RO/LH

Link Partner Next Page Able

This bit indicates whether the link partner has next page ability.

0: Link partner does not contain next page capability

1: Link partner contains next page capability

Local Device Next Page Able

This bit indicates whether the local device has next page ability.

0: Local device does not contain next page capability

1: Local device contains next page capability

Page Received

This bit indicates the reception of a new page.

0: A new page has not been received

1: A new page has been received

RO/LH

Link Partner Auto-Negotiation Able

This bit indicates the Auto-negotiation ability of the link partner.

0: Link partner is not Auto-Negotiation able

1: Link partner is Auto-Negotiation able

LAN9312 Datasheet(PDF) 299 Page - SMSC Corporation