KSZ8091MLX Datasheet, PDF (42/72 Pages) Micrel Semiconductor – 10Base-T/100Base-TX Physical Layer Transceiver

Micrel, Inc.
IEEE-Defined Registers – Descriptions (Continued)
Address
5.6
5.5
5.4:0
Name
10Base-T
Full-Duplex
10Base-T
Half-Duplex
Selector Field
Description
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
Mode⁽⁶⁾
RO
RO
RO
Register 6h – Auto-Negotiation Expansion
6.15:5
Reserved
Reserved
RO
6.4
Parallel
1 = Fault detected by parallel detection
Detection Fault _{0 = No fault detected by parallel detection}
RO/LH
Link Partner
1 = Link partner has next page capability
6.3
Next Page
0 = Link partner does not have next page
RO
Able
capability
1 = Local device has next page capability
6.2
Next Page
Able
0 = Local device does not have next page
RO
capability
1 = New page received
6.1
Page Received
0 = New page not received yet
RO/LH
Link Partner
1 = Link partner has auto-negotiation capability
6.0
Auto-
Negotiation
0 = Link partner does not have auto-negotiation ^RO
Able
capability
Register 7h – Auto-Negotiation Next Page
7.15
7.14
7.13
7.12
7.11
7.10:0
1 = Additional next pages will follow
Next Page
RW
0 = Last page
Reserved
Reserved
RO
1 = Message page
Message Page
RW
0 = Unformatted page
1 = Will comply with message
Acknowledge2
RW
0 = Cannot comply with message
Toggle
1 = Previous value of the transmitted link code
word equal to logic 0
RO
0 = Previous value of the transmitted link code
word equal to logic 1
Message Field 11-bit wide field to encode 2048 messages
RW
Register 8h – Auto-Negotiation Link Partner Next Page Ability
1 = Additional next pages will follow
8.15
Next Page
RO
0 = Last page
1 = Successful receipt of link word
8.14
Acknowledge
RO
0 = No successful receipt of link word
1 = Message page
8.13
Message Page
RO
0 = Unformatted page
1 = Can act on the information
8.12
Acknowledge2
RO
0 = Cannot act on the information
KSZ8091MLX
Default
0
0
0_0001
0000_0000_000
0
0
1
0
0
0
0
1
0
0
000_0000_0001
0
0
0
0
August 31, 2015
42
Revision 1.2