DM9000A_06 DAVICOM [Davicom Semiconductor, Inc.], DM9000A_06 Datasheet - Page 35

• Manufacturer Part Number: DM9000A_06
• Description: Ethernet Controller with General Processor Interface
• Manufacturer: DAVICOM [Davicom Semiconductor, Inc.]

8.6 Auto-negotiation Link Partner Ability Register (ANLPAR) – 05
This register contains the advertised abilities of the link partner when received during
Auto-negotiation.
Final
Version: DM9000A-17-DS-F01
May 10, 2006
4.4-4.0
-5.11
5.15
5.14
5.13
5.12
5.10
Bit
5.9
5.8
5.7
Bit Name
TX_HDX
TX_FDX
Reserved
Selector
ACK
FCS
NP
RF
T4
<00001>,
Default
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
RW
0 = 10BASE-T half duplex is not supported
Protocol Selection Bits
These bits contain the binary encoded protocol selector
supported by this node
<00001> indicates that this device supports IEEE 802.3
CSMA/CD
Next Page Indication
0 = Link partner, no next page available
1 = Link partner, next page available
Acknowledge
1 = Link partner ability data reception acknowledged
0 = Not acknowledged
The DM9000A's auto-negotiation state machine will
automatically control this bit from the incoming FLP bursts.
Software should not attempt to write to this bit
Remote Fault
1 = Remote fault indicated by link partner
0 = No remote fault indicated by link partner
Reserved
Read as 0, ignore on write
Flow Control Support
1 = Controller chip supports flow control ability by link
partner
0 = Controller chip doesn’t support flow control ability by
link partner
100BASE-T4 Support
1 = 100BASE-T4 is supported by the link partner
0 = 100BASE-T4 is not supported by the link partner
100BASE-TX Full Duplex Support
1 = 100BASE-TX full duplex is supported by the link partner
0 = 100BASE-TX full duplex is not supported by the link
partner
100BASE-TX Support
1 = 100BASE-TX half duplex is supported by the link
partner
0 = 100BASE-TX half duplex is not supported by the link
Ethernet Controller with General Processor Interface
Description
DM9000A
35