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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i 295 Revision 1.4 (08-19-08)
DATASHEET
14.4.2.5 Port x PHY Auto-Negotiation Advertisement Register (PHY_AN_ADV_x)
This read/write register contains the advertised ability of the Port x PHY and is used in the Auto-
Negotiation process with the link partner.
Note: This register is re-written by the EEPROM Loader following the release of reset or a RELOAD
command. Refer to Section 10.2.4, "EEPROM Loader," on page 150 for additional information.
Index (decimal): 4 Size: 16 bits
BITS DESCRIPTION TYPE DEFAULT
15:14 RESERVED RO -
13
Remote Fault
This bit determines if remote fault indication will be advertised to the link
partner.
0: Remote fault indication not advertised
1: Remote fault indication advertised
R/W 0b
12
RESERVED
Note:
This bit should be written as 0.
R/W 0b
11
Asymmetric Pause
This bit determines the advertised asymmetric pause capability.
0: No Asymmetric PAUSE toward link partner advertised
1: Asymmetric PAUSE toward link partner advertised
R/W 0b
Note 14.53
10
Symmetric Pause
This bit determines the advertised symmetric pause capability.
0: No Symmetric PAUSE toward link partner advertised
1: Symmetric PAUSE toward link partner advertised
R/W Note 14.53
Note 14.54
9
RESERVED RO -
8
100BASE-X Full Duplex
This bit determines the advertised 100BASE-X full duplex capability.
0: 100BASE-X full duplex ability not advertised
1: 100BASE-X full duplex ability advertised
R/W 1b
7
100BASE-X Half Duplex
This bit determines the advertised 100BASE-X half duplex capability.
0: 100BASE-X half duplex ability not advertised
1: 100BASE-X half duplex ability advertised
R/W 1b
6
10BASE-T Full Duplex
This bit determines the advertised 10BASE-T full duplex capability.
0: 10BASE-T full duplex ability not advertised
1: 10BASE-T full duplex ability advertised
R/W Note 14.55
Table 14.8
5
10BASE-T Half Duplex
This bit determines the advertised 10BASE-T half duplex capability.
0: 10BASE-T half duplex ability not advertised
1: 10BASE-T half duplex ability advertised
R/W Note 14.56
Table 14.9