KSZ8041NL/RNL
TABLE 4-2:
Address
REGISTER DESCRIPTIONS (CONTINUED)
Mode
Default
Name
Description
(Note 4-1)
1 = 100 Mbps half-duplex
capable
0 = No 100 Mbps half-duplex
capability
5.7
5.6
100BASE-TX Half-Duplex
RO
RO
0
0
1 = 10 Mbps full-duplex
capable
0 = No 10 Mbps full-duplex
capability
10BASE-T Full-Duplex
1 = 10 Mbps half-duplex
capable
0 = No 10 Mbps half-duplex
capability
5.5
10BASE-T Half-Duplex
Selector Field
RO
RO
0
0_0001
5.4:0
[00001] = IEEE 802.3
Register 6h – Auto-Negotiation Expansion
6.15:5
Reserved
—
RO
0000_0000_000
0
1 = Fault detected by parallel
detection
0 = No fault detected by parallel
detection.
6.4
Parallel Detection Fault
RO/LH
1 = Link partner has next page
capability
0 = Link partner does not have
next page capability
6.3
Link Partner Next Page Able
RO
0
1 = Local device has next page
capability
0 = Local device does not have
next page capability
6.2
6.1
6.0
Next Page Able
Page Received
RO
RO/LH
RO
1
0
0
1 = New page received
0 = New page not received yet
1 = Link partner has auto-
negotiation capability
0 = Link partner does not have
auto-negotiation capability
Link Partner Auto-Negotia-
tion Able
Register 7h – Auto-Negotiation Next Page
1 = Additional next page(s) will
follow
7.15
Next Page
RW
0
0 = Last page
7.14
7.13
7.12
Reserved
—
RO
RW
RW
0
1
0
1 = Message page
0 = Unformatted page
Message Page
Acknowledge2
1 = Will comply with message
0 = Cannot comply with message
1 = Previous value of the trans-
mitted link code word equaled
logic one
7.11
Toggle
RO
RW
0
0 = Logic zero
11-bit wide field to encode 2048
messages
7.10:0
Message Field
000_0000_0001
2017 Microchip Technology Inc.
DS00002245B-page 33
MICROCHIP [ MICROCHIP ]
