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DP83848K
7.1.6 Auto-Negotiation Link Partner Ability Register (ANLPAR) (BASE Page)
This register contains the advertised abilities of the Link Partner as received during Auto-Negotiation. The content
changes after the successful auto-negotiation if Next-pages are supported.
Table 17. Auto-Negotiation Link Partner Ability Register (ANLPAR) (BASE Page), address 0x05
Bit Bit Name Default Description
15 NP 0, RO Next Page Indication:
0 = Link Partner does not desire Next Page Transfer.
1 = Link Partner desires 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.
13 RF 0, RO Remote Fault:
1 = Remote Fault indicated by Link Partner.
0 = No Remote Fault indicated by Link Partner.
12 RESERVED 0, RO RESERVED for Future IEEE use:
Write as 0, read as 0.
11 ASM_DIR 0, RO ASYMMETRIC PAUSE:
1 = Asymmetric pause is supported by the Link Partner.
0 = Asymmetric pause is not supported by the Link Partner.
10 PAUSE 0, RO PAUSE:
1 = Pause function is supported by the Link Partner.
0 = Pause function is not supported by the Link Partner.
9T4 0, RO100BASE-T4 Support:
1 = 100BASE-T4 is supported by the Link Partner.
0 = 100BASE-T4 not supported by the Link Partner.
8TX_FD 0, RO100BASE-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.
7TX 0, RO100BASE-TX Support:
1 = 100BASE-TX is supported by the Link Partner.
0 = 100BASE-TX not supported by the Link Partner.
6 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.
510 0, RO10BASE-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.