LAN9311 Datasheet, PDF (253/461 Pages) SMSC Corporation – Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface

14.2.8.5
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
Virtual PHY Auto-Negotiation Advertisement Register (VPHY_AN_ADV)
Offset:
1D0h
Index (decimal): 4
Size:
32 bits
This read/write register contains the advertised ability of the Virtual PHY and is used in the Auto-
Negotiation process with the link partner.
Note: This register is re-written in its entirety by the EEPROM Loader following the release or reset
or a RELOAD command. Refer to Section 10.2.4, "EEPROM Loader," on page 150 for more
information.
BITS
DESCRIPTION
31:16
15
14
RESERVED
(See Note 14.27)
Next Page
This bit determines the advertised next page capability and is always 0.
0: Virtual PHY does not advertise next page capability
1: Virtual PHY advertises next page capability
RESERVED
13 Remote Fault
This bit is not used since there is no physical link partner.
12 RESERVED
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
10 Pause
This bit determines the advertised symmetric pause capability.
0: No Symmetric PAUSE toward link partner advertised
1: Symmetric PAUSE toward link partner advertised
9
100BASE-T4
This bit determines the advertised 100BASE-T4 capability and is always 0.
0: 100BASE-T4 ability not advertised
1: 100BASE-T4 ability advertised
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
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
TYPE
RO
RO
RO
RO
RO
R/W
R/W
RO
R/W
R/W
DEFAULT
-
0b
Note 14.28
-
0b
Note 14.29
-
0b
Note 14.30
0b
Note 14.31
1b
1b
SMSC LAN9311/LAN9311i
253
DATASHEET
Revision 2.0 (02-14-13)