DP83848JSQSLASHNOPB datasheet(55/84 Pages) TI1

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DP83848H, DP83848J, DP83848K, DP83848M, DP83848T

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SNLS250E – MAY 2008 – REVISED APRIL 2015

Table 6-14. Auto-Negotiation Link Partner Ability Register (ANLPAR) (BASE Page), address

0x05 (continued)

Bit

Bit Name

Default

Description

TX_FD

0, RO

100BASE-TX Full Duplex Support:

1 = 100BASE-TX Full Duplex is supported by the Link Partner.

0 = 100BASE-TX Full Duplex not supported by the Link Partner.

0, RO

100BASE-TX Support:

1 = 100BASE-TX is supported by the Link Partner.

0 = 100BASE-TX not supported by the Link Partner.

10_FD

0, RO

10BASE-T Full Duplex Support:

1 = 10BASE-T Full Duplex is supported by the Link Partner.

0 = 10BASE-T Full Duplex not supported by the Link Partner.

0, RO

10BASE-T Support:

1 = 10BASE-T is supported by the Link Partner.

0 = 10BASE-T not supported by the Link Partner.

4:0

Selector

<0 0000>, RO

Protocol Selection Bits:

Link Partner’s binary encoded protocol selector.

6.6.1.1.7 Auto-Negotiation Link Partner Ability Register (ANLPAR) (Next Page)

Table 6-15. Auto-Negotiation Link Partner Ability Register (ANLPAR) (Next Page), address 0x05

Bit

Bit Name

Default

Description

0, RO

Next Page Indication:

1 = Link Partner desires Next Page Transfer.

0 = Link Partner does not desire Next Page Transfer.

ACK

0, RO

Acknowledge:

1 = Link Partner acknowledges reception of the ability data word.

0 = Not acknowledged.

The Auto-Negotiation state machine will automatically control the this bit based on the incoming

FLP bursts. Software should not attempt to write to this bit.

0, RO

Message Page:

1 = Message Page.

0 = Unformatted Page.

ACK2

0, RO

Acknowledge 2:

1 = Link Partner does have the ability to comply to next page message.

0 = Link Partner does not have the ability to comply to next page message.

Toggle

0, RO

Toggle:

1 = Previous value of the transmitted Link Code word equaled 0.

0 = Previous value of the transmitted Link Code word equaled 1.

10:0

CODE

<000 0000 0000>,

Code:

This field represents the code field of the next page transmission. If the MP bit is set (bit 13 of

this register), then the code shall be interpreted as a “Message Page,” as defined in annex 28C

of Clause 28. Otherwise, the code shall be interpreted as an “Unformatted Page,” and the

interpretation is application specific.

Detailed Description

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