KSZ8081MNX Datasheet, PDF (44/69 Pages) Micrel Semiconductor – 10Base-T/100Base-TX Physical Layer Transceiver

Micrel, Inc.
Register Description (Continued)
Address
Name
Description
Register 4h – Auto-Negotiation Advertisement
1 = Next page capable
4.15
Next Page
0 = No next page capability
4.14
Reserved Reserved
4.13
4.12
4.11:10
4.9
Remote Fault
Reserved
Pause
100Base-T4
1 = Remote fault supported
0 = No remote fault
Reserved
[00] = No pause
[10] = Asymmetric pause
[01] = Symmetric pause
[11] = Asymmetric and symmetric pause
1 = T4 capable
0 = No T4 capability
4.8
100Base-TX
Full-Duplex
1 = 100Mbps full-duplex capable
0 = No 100Mbps full-duplex capability
4.7
100Base-TX
Half-Duplex
1 = 100Mbps half-duplex capable
0 = No 100Mbps half-duplex capability
4.6
4.5
4.4:0
10Base-T
Full-Duplex
10Base-T
Half-Duplex
Selector Field
1 = 10Mbps full-duplex capable
0 = No 10Mbps full-duplex capability
1 = 10Mbps half-duplex capable
0 = No 10Mbps half-duplex capability
[00001] = IEEE 802.3
Register 5h – Auto-Negotiation Link Partner Ability
5.15
5.14
5.13
Next Page
Acknowledge
Remote Fault
1 = Next page capable
0 = No next page capability
1 = Link code word received from partner
0 = Link code word not yet received
1 = Remote fault detected
0 = No remote fault
5.12
5.11:10
5.9
5.8
Reserved
Pause
100Base-T4
100Base-TX
Full-Duplex
Reserved
[00] = No pause
[10] = Asymmetric pause
[01] = Symmetric pause
[11] = Asymmetric and symmetric pause
1 = T4 capable
0 = No T4 capability
1 = 100Mbps full-duplex capable
0 = No 100Mbps full-duplex capability
August 19, 2015
44
KSZ8081MNX/KSZ8081RNB
Mode⁽¹⁰⁾
RW
RO
RW
RO
RW
Default
0
0
0
0
00
RO
0
Set by the SPEED strapping pin.
RW
See the Strapping Options –
KSZ8081MNX section for details.
Set by the SPEED strapping pin.
RW
See the Strapping Options –
KSZ8081MNX section for details.
RW
1
RW
1
RW
0_0001
RO
0
RO
0
RO
0
RO
0
RO
00
RO
0
RO
0
Revision 1.4