SMSC flexpwr lan8710i Manual De Usuario

MII/RMII 10/100 Ethernet Transceiver with HP Auto-MDIX and flexPWR

® 

 Technology in a Small Footprint

Revision 1.0 (04-15-09)

46

SMSC LAN8710/LAN8710i

29.1

INT1

1 = Auto-Negotiation Page Received 
0 = not source of interrupt

RO/

LH

X

29.0

Reserved

Ignore on read.

RO/

LH

0

30.15:8

Reserved

Write as 0; ignore on read.

RO

0

30.7:1

Mask Bits

1 = interrupt source is enabled
0 = interrupt source is masked

RW

0

30.0

Reserved

Write as 0; ignore on read

RO

0

31.15:13

Reserved

Write as 0, ignore on read.

RW

0

31.12

Autodone

Auto-negotiation done indication:
0 = Auto-negotiation is not done or disabled (or not 

active)

1 = Auto-negotiation is done

This is a duplicate of register 1.5, however 
reads to register 31 do not clear status bits.

RO

0

31.11:10

Reserved

Write as 0, ignore on Read.

RW

XX

31.9:7

GPO[2:0]

General Purpose Output connected to signals 
GPO[2:0]

RW

0

31.6

Enable 4B5B

0 = Bypass encoder/decoder.
1 = enable 4B5B encoding/decoding.

MAC Interface must be configured in MII mode.

RW

1

31.5

Reserved

Write as 0, ignore on Read.

RW

0

31.4:2

Speed Indication

HCDSPEED value:
[001]=10Mbps Half-duplex
[101]=10Mbps Full-duplex
[010]=100Base-TX Half-duplex
[110]=100Base-TX Full-duplex

RO

XXX

31.1

Reserved

Write as 0; ignore on Read

RW

0

31.0

Scramble Disable

0 = enable data scrambling 
1 = disable data scrambling, 

RW

0