Datasheet

 2017 Microchip Technology Inc. DS00002245B-page 31
KSZ8041NL/RNL
1.13 100BASE-TX Half Duplex
1 = Capable of 100 Mbps half-
duplex
0 = Not capable of 100 Mbps
half-duplex
RO 1
1.12 10BASE-T Full Duplex
1 = Capable of 10 Mbps full-
duplex
0 = Not capable of 10 Mbps full-
duplex
RO 1
1.11 10BASE-T Half Duplex
1 = Capable of 10 Mbps half-
duplex
0 = Not capable of 10 Mbps half-
duplex
RO 1
1.10:7 Reserved — RO 0000
1.6 No Preamble
1 = Preamble suppression
0 = Normal preamble
RO 1
1.5 Auto-Negotiation Complete
1 = Auto-negotiation process
completed
0 = Auto-negotiation process not
completed
RO 0
1.4 Remote Fault
1 = Remote fault
0 = No remote fault
RO/LH 0
1.3 Auto-Negotiation Ability
1 = Capable to perform auto-
negotiation
0 = Not capable to perform auto-
negotiation
RO 1
1.2 Link Status
1 = Link is up
0 = Link is down
RO/LL 0
1.1 Jabber Detect
1 = Jabber detected
0 = Jabber not detected (default
is low)
RO/LH 0
1.0 Extended Capability
1 = Supports extended capabili-
ties registers
RO 1
Register 2h – PHY Identifier 1
2.15.0 PHY ID Number
Assigned to the 3rd through 18th
bits of the Organizationally
Unique Identifier (OUI). Kendin
Communication’s OUI is 0010A1
(hex)
RO 0022h
Register 3h – PHY Identifier 2
3.15:10 PHY ID Number
Assigned to the 19th through
24th bits of the Organizationally
Unique Identifier (OUI). Kendin
Communication’s OUI is 0010A1
(hex)
RO 0001_01
3.9:4 Model Number
Six bit manufacturer’s model
number
RO 01_0001
3.3:0 Revision Number
Four bit manufacturer’s
revision number
RO Indicates silicon revision
TABLE 4-2: REGISTER DESCRIPTIONS (CONTINUED)
Address Name Description
Mode
(Note 4-1)
Default