82551IT — Networking Silicon
9.1.6
Register 5: Auto-Negotiation Link Partner Ability Register
Table 29. Auto-Negotiation Link Partner Ability
Bit(s)
15
Name
Next Page
Description
Default
R/W
RO
This bit reflects the PHY’s link partner’s Auto-
Negotiation ability.
--
14
Acknowledge
Remote Fault
This bit is used to indicate that the 82551IT’s PHY unit
has successfully received its link partner’s Auto-
Negotiation advertising ability.
--
RO
13
This bit reflects the PHY’s link partner’s Auto-
Negotiation ability.
--
--
--
RO
RO
RO
12:5
4:0
TechnologyAbility This bit reflects the PHY’s link partner’s Auto-
Field
Negotiation ability.
Selector Field
This bit reflects the PHY’s link partner’s Auto-
Negotiation ability.
9.1.7
Register 6: Auto-Negotiation Expansion Register
Table 30. Register 6: Auto-Negotiation Expansion
Bit(s)
Name
Reserved
Description
Default
R/W
15:5
4
These bits are reserved and should be set to 0b.
0
0
RO
Parallel Detection 1 = Fault detected via parallel detection (multiple link
Fault
RO
SC
LH
fault occurred)
0 = No fault detected via parallel detection
This bit will self-clear on read
3
2
1
Link Partner Next 1 = Link Partner is Next Page able
0
0
0
RO
RO
page Able
0 = Link Partner is not Next Page able
Next Page Able
Page Received
1 = Local drive is Next Page able
0 = Local drive is not Next Page able
1 = New Page received
RO
SC
LH
0 = New Page not received
This bit will self-clear on read.
0
Link Partner Auto- 1 = Link Partner is Auto-Negotiation able
0
RO
Negotiation Able
0 = Link Partner is not Auto-Negotiation able
9.2
MDI Registers 8:15
Registers 8 through 15 are reserved for IEEE.
64
Datasheet
INTEL [ INTEL ]
