dm9000b Davicom Semiconductor, Inc., dm9000b Datasheet - Page 32

• Manufacturer Part Number: dm9000b
• Description: Ethernet Controller With General Processor Interface
• Manufacturer: 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.
8.7 Auto-negotiation Expansion Register (ANER)- 06
Final
Version: DM9000B-13-DS-F02
June 4, 2009
6.15-6.5
5.4-5.0
-5.11
5.15
5.14
5.13
5.12
5.10
5.9
5.8
5.7
5.6
5.5
6.4
6.3
Bit
Bit
LP_NP_ABLE
Bit Name
Bit Name
Reserved
Reserved
TX_HDX
TX_FDX
10_FDX
10_HDX
Selector
ACK
FCS
PDF
NP
RF
T4
<00000>, RO Protocol Selection Bits
0, RO/LH
Default
Default
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
Next Page Indication
1 = Link partner, next page available
0 = Link partner, no next page available
Acknowledge
1 = Link partner ability data reception acknowledged
0 = Not acknowledged
The DM9000B'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 partner
10BASE-T Full Duplex Support
1 = 10BASE-T full duplex is supported by the link partner
0 = 10BASE-T full duplex is not supported by the link partner
10BASE-T Support
1 = 10BASE-T half duplex is supported by the link partner
0 = 10BASE-T half duplex is not supported by the link partner
Link partner’s binary encoded protocol selector
Reserved
Read as 0, ignore on write
Local Device Parallel Detection Fault
PDF = 1: A fault detected via parallel detection function.
PDF = 0: No fault detected via parallel detection function
Link Partner Next Page Able
LP_NP_ABLE = 1: Link partner, next page available
LP_NP_ABLE = 0: Link partner, no next page
Ethernet Controller with General Processor Interface
Description
Description
DM9000B
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