SLLSEC6E September 2012 – June 2019 DP83848-EP
PRODUCTION DATA.
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.
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 | |||
9 | T4 | 0, RO | 100BASE-T4 Support: |
1 = 100BASE-T4 is supported by the Link Partner | |||
0 = 100BASE-T4 not supported by the Link Partner | |||
8 | 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 | |||
7 | TX | 0, RO | 100BASE-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 | |||
5 | 10 | 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 |