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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
Revision 1.4 (08-19-08) 292 SMSC LAN9311/LAN9311i
DATASHEET
Note 14.52 The PHY supports 100BASE-TX (half and full duplex) and 10BASE-T (half and full duplex)
only. All other modes will always return as 0 (unable to perform).
3
Auto-Negotiation Ability
This bit indicates the status of the PHY’s auto-negotiation.
0: PHY is unable to perform auto-negotiation
1: PHY is able to perform auto-negotiation
RO 1b
2
Link Status
This bit indicates the status of the link.
0: Link is down
1: Link is up
RO/LL 0b
1
Jabber Detect
This bit indicates the status of the jabber condition.
0: No jabber condition detected
1: Jabber condition detected
RO/LH 0b
0
Extended Capability
This bit indicates whether extended register capability is supported.
0: Basic register set capabilities only
1: Extended register set capabilities
RO 1b
BITS DESCRIPTION TYPE DEFAULT