VSC8641XKO Vitesse Semiconductor Corp, VSC8641XKO Datasheet - Page 46

• Manufacturer Part Number: VSC8641XKO
• Description: IC PHY 10/100/1000 100-LQFP
• Manufacturer: Vitesse Semiconductor Corp
• Type: PHY Transceiverr

Specifications of VSC8641XKO

• Number Of Drivers/receivers: 1/1
• Protocol: Gigabit Ethernet
• Voltage - Supply: 2.5V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Case: TQFP
• Dc: 07+
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 907-1031

4.2.6
Table 14.
4.2.7
Table 15.
4.2.8
Table 16.
Revision 4.3
August 2009
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.
Auto-Negotiation Expansion, Address 6 (0x06)
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.
Auto-Negotiation Next Page Transmit, Address 7 (0x07)
Auto-Negotiation Link Partner Next Page Receive
The bits in register 8 of the main register space work together with register 7 to
determine certain aspects of the LP auto-negotiation. The following table lists the
possible readouts.
Auto-Negotiation LP Next Page Receive, Address 8 (0x08)
Bit
15:5
4
3
2
1
0
Bit
15
14
13
12
11
10:0
Bit
15
Name
Reserved
Parallel detection
fault
LP next page
capable
Local PHY next page
capable
Page received
LP is auto-
negotiation capable
Name
Next page
Reserved
Message page
Acknowledge 2
Toggle
Message/unformatted
code
Name
LP next page
Access
Access
RO
RO
RO
RO
RO
RO
R/W
R/W
R/W
R/W
Access
RO
RO
RO
Description
This bit latches high.
1 = Parallel detection fault.
1 = LP is next page capable.
1 = Local PHY is next page capable.
This bit latches low.
1 = New page has been received.
1 = LP is capable of auto-negotiation.
Description
1 = More pages follow
1 = Message page
0 = Unformatted page
1 = Complies with request
0 = Cannot comply with request
1 = Previous transmitted LCW = 0
0 = Previous transmitted LCW = 1
Description
1 = More pages follow
VSC8641 Datasheet
00000000000
00000000001
Configuration
Default
Default
Default
0
0
0
1
0
0
0
1
0
0
0
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