Datasheet

www.national.com 54

DP83849C

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

Table 26. Auto-Negotiation Link Partner Ability Register (ANLPAR) (Next Page), address 05h

Bit Bit Name Default Description

15 NP 0, RO Next Page Indication:

1 = Link Partner desires Next Page Transfer.

0 = Link Partner does not desire Next Page Transfer.

14 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 at

tempt to write to this bit.

13 MP 0, RO Message Page:

1 = Message Page.

0 = Unformatted Page.

12 ACK2 0, RO Acknowledge 2:

1 = Link Partner does have the ability to comply to next page mes-

sage.

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

message.

11 TOGGLE 0, RO Toggle:

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

0 = Previous value of the transmitted Link Code word equalled 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 “Unfor

matted Page,” and the interpretation is application specific.