KSZ8091MNX Datasheet, PDF (52/83 Pages) Micrel Semiconductor – 10Base-T/100Base-TX Physical Layer Transceiver

Micrel, Inc.
Address
5.4:0
Name
Selector Field
Description
[00001] = IEEE 802.3
Mode⁽⁹⁾
RO
Register 6h – Auto-Negotiation Expansion
6.15:5
Reserved
Reserved
RO
6.4
Parallel
1 = Fault detected by parallel detection
RO/LH
Detection Fault _{0 = No fault detected by parallel detection}
6.3
Link Partner
1 = Link partner has next page capability
RO
Next Page
Able
0 = Link partner does not have next page
capability
6.2
Next Page
1 = Local device has next page capability
RO
Able
0 = Local device does not have next page
capability
6.1
Page Received 1 = New page received
RO/LH
0 = New page not received yet
6.0
Link Partner
1 = Link partner has auto-negotiation capability RO
Auto-
Negotiation
Able
0 = Link partner does not have auto-negotiation
capability
Register 7h – Auto-Negotiation Next Page
7.15
Next Page
1 = Additional next pages will follow
RW
0 = Last page
7.14
Reserved
Reserved
RO
7.13
Message Page 1 = Message page
RW
0 = Unformatted page
7.12
Acknowledge2 1 = Will comply with message
RW
0 = Cannot comply with message
7.11
Toggle
1 = Previous value of the transmitted link code RO
word equaled logic 1
0 = Logic 0
7.10:0
Message Field 11-bit wide field to encode 2048 messages
RW
Register 8h – Auto-Negotiation Link Partner Next Page Ability
8.15
Next Page
1 = Additional next pages will follow
RO
0 = Last page
8.14
Acknowledge 1 = Successful receipt of link word
RO
0 = No successful receipt of link word
8.13
Message Page 1 = Message page
RO
0 = Unformatted page
8.12
Acknowledge2 1 = Can act on the information
RO
0 = Cannot act on the information
8.11
Toggle
1 = Previous value of transmitted link code
RO
word equal to logic 0
0 = Previous value of transmitted link code
word equal to logic 1
8.10:0
Message Field 11-bit wide field to encode 2048 messages
RO
KSZ8091MNX/KSZ8091RNB
Default
0_0001
0000_0000_000
0
0
1
0
0
0
0
1
0
0
000_0000_0001
0
0
0
0
0
000_0000_0000
August 31, 2015
52
Revision 1.2