
LXT9860/9880
—
Advanced 10/100 Repeater with Integrated Management
106
Datasheet
Document #: 248987
Revision#: 003
Rev Date: 08/07/01
Table 69. PHY Port Status Register Bit Definitions
Bit
Name
Description
R/W
Default
31:16
Reserved
Reserved.
R
0
15
100BASE-T4
1 = Port able to perform 100BASE-T4.
0 = Port not able to perform 100BASE-T4.
R
0
14
100BASE-X Full
Duplex
1 = Port able to perform full-duplex 100BASE-X.
0 = Port not able to perform full-duplex 100BASE-X.
R
0
13
100BASE-X Half
Duplex
1 = Port able to perform half-duplex 100BASE-X.
0 = Port not able to perform half-duplex 100BASE-X.
R
1
12
10 Mbps Full
Duplex
1 = Port able to operate at 10 Mbps in full-duplex mode.
0 = Port not able to operate at 10 Mbps full-duplex mode.
R
0
11
10 Mbps Half
Duplex
1 = Port able to operate at 10 Mbps in half-duplex mode.
0 = Port not able to operate at 10 Mbps in half-duplex.
R
1
10
100BASE-T2
Full Duplex
1 = Port able to perform full-duplex 100BASE-T2.
0 = Port not able to perform full-duplex 100BASE-T2.
R
0
9
100BASE-T2
Half Duplex
1 = Port able to perform half duplex 100BASE-T2.
0 = Port not able to perform half-duplex 100BASE-T2.
R
0
8
Reserved
Reserved. Tie to ground.
R
0
7
Reserved
Ignore when read.
R
0
6
MF Preamble
Suppression
1 = Port accepts management frames with preamble suppressed.
0 = Port does not accept management frames with preamble
suppressed.
R
0
5
Auto-Negotiation
complete
1 = Auto-Negotiation process completed.
0 = Auto-Negotiation process not completed.
R
0
4
Remote Fault
1 = Remote fault condition detected.
0 = No remote fault condition detected.
R/LH
0
3
Auto-Negotiation
Ability
1 = PHY is able to perform Auto-Negotiation.
0 = PHY is not able to perform Auto-Negotiation.
R
1
2
Link Status
1 = Link is up.
0 = Link is down.
R/LL
0
1
Reserved
Reserved. Read as 0.
R
0
0
Reserved
Reserved. Read as 0.
R
0
1. R = Read only; W = Write only, R/W = Read/Write, LH = Latch High, LL = Latch Low, SC = Self Clearing