Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface

Datasheet

14.4.2.2Port x PHY Basic Status Register (PHY_BASIC_STATUS_x)

Index (decimal): 1

Size:

16 bits

This register is used to monitor the status of the Port x PHY.

BITS

DESCRIPTION

TYPE

DEFAULT

 

 

 

 

15

100BASE-T4

RO

0b

 

This bit displays the status of 100BASE-T4 compatibility.

 

Note 14.52

 

0: PHY not able to perform 100BASE-T4

 

 

 

1: PHY able to perform 100BASE-T4

 

 

 

 

 

 

14

100BASE-X Full Duplex

RO

1b

 

This bit displays the status of 100BASE-X full duplex compatibility.

 

 

 

0: PHY not able to perform 100BASE-X full duplex

 

 

 

1: PHY able to perform 100BASE-X full duplex

 

 

 

 

 

 

13

100BASE-X Half Duplex

RO

1b

 

This bit displays the status of 100BASE-X half duplex compatibility.

 

 

 

0: PHY not able to perform 100BASE-X half duplex

 

 

 

1: PHY able to perform 100BASE-X half duplex

 

 

 

 

 

 

12

10BASE-T Full Duplex

RO

1b

 

This bit displays the status of 10BASE-T full duplex compatibility.

 

 

 

0: PHY not able to perform 10BASE-T full duplex

 

 

 

1: PHY able to perform 10BASE-T full duplex

 

 

 

 

 

 

11

10BASE-T Half Duplex

RO

1b

 

This bit displays the status of 10BASE-T half duplex compatibility.

 

 

 

0: PHY not able to perform 10BASE-T half duplex

 

 

 

1: PHY able to perform 10BASE-T half duplex

 

 

 

 

 

 

10

100BASE-T2 Full Duplex

RO

0b

 

This bit displays the status of 100BASE-T2 full duplex compatibility.

 

Note 14.52

 

0: PHY not able to perform 100BASE-T2 full duplex

 

 

 

1: PHY able to perform 100BASE-T2 full duplex

 

 

 

 

 

 

9

100BASE-T2 Half Duplex

RO

0b

 

This bit displays the status of 100BASE-T2 half duplex compatibility.

 

Note 14.52

 

0: PHY not able to perform 100BASE-T2 half duplex

 

 

 

1: PHY able to perform 100BASE-T2 half duplex

 

 

 

 

 

 

8:6

RESERVED

RO

-

 

 

 

 

5

Auto-Negotiation Complete

RO

0b

 

This bit indicates the status of the Auto-Negotiation process.

 

 

 

0: Auto-Negotiation process not completed

 

 

 

1: Auto-Negotiation process completed

 

 

 

 

 

 

4

Remote Fault

RO/LH

0b

 

This bit indicates if a remote fault condition has been detected.

 

 

 

0: No remote fault condition detected

 

 

 

1: Remote fault condition detected

 

 

 

 

 

 

SMSC LAN9311/LAN9311i

291

Revision 1.4 (08-19-08)

 

DATASHEET