SMSC LAN9311i Switch User Manual


 
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i 253 Revision 1.4 (08-19-08)
DATASHEET
14.2.8.5 Virtual PHY Auto-Negotiation Advertisement Register (VPHY_AN_ADV)
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.
Offset:
Index (decimal):
1D0h
4
Size: 32 bits
BITS DESCRIPTION TYPE DEFAULT
31:16 RESERVED
(See Note 14.27)
RO -
15
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
RO 0b
Note 14.28
14
RESERVED RO -
13
Remote Fault
This bit is not used since there is no physical link partner.
RO 0b
Note 14.29
12
RESERVED RO -
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
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
R/W Note 14.30
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
RO 0b
Note 14.31
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 1b