Datasheet

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DP83847
This register contains the advertised abilities of this device as they will be transmitted to its link partner during Auto-Nego-
tiation.
Table 11. Auto-Negotiation Advertisement Register (ANAR), address 0x04
Bit Bit Name Default Description
15 NP 0, RW Next Page Indication:
0 = Next Page Transfer not desired.
1 = Next Page Transfer desired.
14 RESERVED 0, RO/P RESERVED by IEEE: Writes ignored, Read as 0.
13 RF 0, RW Remote Fault:
1 = Advertises that this device has detected a Remote Fault.
0 = No Remote Fault detected.
12:11 RESERVED 0, RW RESERVED for Future IEEE use: Write as 0, Read as 0
10 PAUSE Strap, RW PAUSE: The default is set by the strap option for PAUSE_EN
pin.
1 = Advertise that the DTE (MAC) has implemented both the op-
tional MAC control sublayer and the pause function as specified in
clause 31 and annex 31B of 802.3u.
0= No MAC based full duplex flow control.
9 T4 0, RO/P 100BASE-T4 Support:
1= 100BASE-T4 is supported by the local device.
0 = 100BASE-T4 not supported.
8 TX_FD Strap, RW 100BASE-TX Full Duplex Support:
1 = 100BASE-TX Full Duplex is supported by the local device.
0 = 100BASE-TX Full Duplex not supported.
7 TX Strap, RW 100BASE-TX Support:
1 = 100BASE-TX is supported by the local device.
0 = 100BASE-TX not supported.
6 10_FD Strap, RW 10BASE-T Full Duplex Support:
1 = 10BASE-T Full Duplex is supported by the local device.
0 = 10BASE-T Full Duplex not supported.
5 10 Strap, RW 10BASE-T Support:
1 = 10BASE-T is supported by the local device.
0 = 10BASE-T not supported.
4:0 Selector <00001>, RW Protocol Selection Bits:
These bits contain the binary encoded protocol selector supported
by this port. <00001> indicates that this device supports IEEE
802.3u.