Low-Power Octal PHY
—
LXT9784
Datasheet
63
Note:
Registers 8-15 are IEEE reserved
Table 48. Auto-Negotiation Link Partner Ability Register (Base Page)
(Register 5) Bit Definitions
Bit(s)
Name
Description
Type
1
5.15
Next Page
Reflects the PHY
’
s link partner
’
s Auto-Negotiation ability
RO
5.14
Acknowledge
Indicates that the PHY has successfully received its link partner
’
s Auto-
Negotiation advertising ability.
RO
5.13
Remote Fault
Reflects the PHY
’
s link partner
’
s Auto-Negotiation ability.
RO
5.12:5
Technology Ability Field
Reflects the PHY
’
s link partner
’
s Auto-Negotiation ability.
RO
5.12
Reserved
Ignore.
RO
5.11
Reserved
Ignore
RO
5.10
Pause
1 = Link Partner is Pause capable.
0 = Link Partner is not Pause capable.
RO
5.9
100BASE-T4
1 = Link Partner is 100BASE-T4 capable.
0 = Link Partner is not 100BASE-T4 capable.
RO
5.8
100BASE-TX
full duplex
1 = Link Partner is 100BASE-TX full duplex capable.
0 = Link Partner is not 100BASE-TX full duplex capable.
RO
5.7
100BASE-TX
1 = Link Partner is 100BASE-TX capable.
0 = Link Partner is not 100BASE-TX capable.
RO
5.6
10BASE-T
full duplex
1 = Link Partner is 10BASE-T full duplex capable.
0 = Link Partner is not 10BASE-T full duplex capable.
RO
5.5
10BASE-T
1 = Link Partner is 10BASE-T capable.
0 = Link Partner is not 10BASE-T capable.
RO
5.4:0
Selector Field
Reflects the PHY
’
s link partner
’
s Auto-Negotiation ability.
RO
1. RO = Read Only.
Table 49. Auto-Negotiation Expansion Register (Register 6) Bit Definitions
Bit(s)
Name
Description
Type
1
Bit(s)
Name
Description
R/W
6:15:5
Reserved
Constant
“
0
”
.
RO
6.4
Parallel detection fault
1 = Fault detected via parallel detection (multiple link fault occurred).
default 0 = No fault detected via the parallel detection.
RO
LH
SC
6.3
Link Partner Next Page
Able
1 = Link Partner is Next Page able.
default 0 = Link Partner is not Next Page able.
RO
6.2
Next Page Able
Constant 0 = Local device is not Next Page able.
RO
6.1
Page Received
1 = New Page received.
default 0 = New Page not received.
RO
LH
SC
6.0
Link Partner Auto-
Negotiation Able
1 = Link Partner is Auto-Negotiation able
default 0 = Link Partner is not Auto-Negotiation able
RO
1. Refer to
Table 42 on page 60
for Type definitions.