VSC8601 Datasheet
Configuration
4.2.6
Auto-Negotiation Expansion
The bits in main register 6 work together with those in register 5 to indicate the status
of the LP auto-negotiation. The following table lists the available settings and readouts.
Table 14.
Auto-Negotiation Expansion, Address 6 (0x06)
Bit
Name
Access Description
Default
00000000000
0
15:5 Reserved
RO
4
3
2
1
0
Parallel detection
fault
RO
RO
RO
RO
RO
This bit latches high.
1 = Parallel detection fault.
LP next page
capable
1 = LP is next page capable.
0
1
0
0
Local PHY next page
capable
1 = Local PHY is next page capable.
Page received
This bit latches low.
1 = New page has been received.
LP is
1 = LP is capable of auto-negotiation.
auto-negotiation
capable
4.2.7
Transmit Auto-Negotiation Next Page
The settings in register 7 in the main registers space provide information about the
number of pages in an auto-negotiation sequence. The following table lists the settings
available.
Table 15.
Auto-Negotiation Next Page Transmit, Address 7 (0x07)
Bit
15
14
13
Name
Access Description
Default
Next page
Reserved
Message page
R/W
RO
1 = More pages follow
0
0
1
R/W
1 = Message page
0 = Unformatted page
12
11
Acknowledge 2
Toggle
R/W
RO
1 = Complies with request
0 = Cannot comply with request
0
1 = Previous transmitted LCW = 0
0 = Previous transmitted LCW = 1
0
10:0 Message/unformatted
code
R/W
00000000001
Revision 4.1
September 2009
Page 43
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