KSZ9031MNX Datasheet, PDF (47/76 Pages) Micrel Semiconductor – The KSZ9031MNX is a completely integrated triple-speed (10Base-T/100Base-TX/1000Base-T) Ethernet physicallayer transceiver for transmission and reception of data on standard CAT-5 unshielded twisted pair (UTP) cable.

Micrel, Inc.
Address
Name
Description
Register Fh – Extended Status
F.15
1000Base-X
Full-Duplex
1 = PHY can perform 1000Base-X
full-duplex
0 = PHY cannot perform 1000Base-X full-
duplex
F.14
1000Base-X
Half-Duplex
1 = PHY can perform 1000Base-X
half-duplex
0 = PHY cannot perform 1000Base-X
half-duplex
F.13
1000Base-T
Full-Duplex
1 = PHY can perform 1000Base-T
full-duplex
0 = PHY cannot perform 1000Base-T
full-duplex
F.12
1000Base-T
Half-Duplex
1 = PHY can perform 1000Base-T half-duplex
0 = PHY cannot perform 1000Base-T
half-duplex
F.11:0
Reserved
Ignore when read
Note:
1. RW = Read/Write.
RO = Read only.
SC = Self-cleared.
LH = Latch high.
LL = Latch low.
Mode⁽¹⁾
RO
RO
RO
RO
RO
Default
0
0
1
1
-
KSZ9031MNX
October 2012
47
M9999-103112-1.0