RTL8201BL
6.5. Register 4 Auto-negotiation Advertisement Register(ANAR)
This register contains the advertised abilities of this device as they will be transmitted to its link partner during
Auto-negotiation.
Address
Name
Description/Usage
Default/Attribute
4:<15>
NP
Next Page bit.
0, RO
0 = transmitting the primary capability data page
1 = transmitting the protocol specific data page
1 = acknowledge reception of link partner capability
data word
4:<14>
4:<13>
ACK
RF
0, RO
0, RW
0 = do not acknowledge reception
1 = advertise remote fault detection capability
0 = do not advertise remote fault detection capability
4:<12:11>
4:<10>
Reserved
Pause
1 = flow control is supported by local node
0 = flow control is NOT supported by local node
1 = 100Base-T4 is supported by local node
0 = 100Base-T4 not supported by local node
1 = 100Base-TX full duplex is supported by local node
0 = 100Base-TX full duplex not supported by local node
1 = 100Base-TX is supported by local node
0 = 100Base-TX not supported by local node
1 = 10Base-T full duplex supported by local node
0 = 10Base-T full duplex not supported by local node
1 = 10Base-T is supported by local node
0, RW
0, RO
4:<9>
4:<8>
4:<7>
4:<6>
4:<5>
4:<4:0>
T4
TXFD
TX
1, RW
1, RW
10FD
10
1, RW
1, RW
0 = 10Base-T not supported by local node
Selector
Binary encoded selector supported by this node.
Currently only CSMA/CD <00001> is specified. No
other protocols are supported.
<00001>, RW
6.6 Register 5 Auto-Negotiation Link Partner Ability
Register(ANLPAR)
This register contains the advertised abilities of the Link Partner as received during Auto-negotiation. The content changes
after the successful Auto-negotiation if Next-pages are supported.
Address
Name
Description/Usage
Default/Attribute
5:<15>
NP
Next Page bit.
0, RO
0 = transmitting the primary capability data page
1 = transmitting the protocol specific data page
1 = link partner acknowledges reception of local
node’s capability data word
5:<14>
5:<13>
ACK
RF
0, RO
0, RO
0 = no acknowledgement
1 = link partner is indicating a remote fault
0 = link partner does not indicate a remote fault
5:<12:11>
5:<10>
Reserved
Pause
1 = flow control is supported by Link partner
0 = flow control is NOT supported by Link partner
1 = 100Base-T4 is supported by link partner
0, RO
0, RO
0, RO
5:<9>
5:<8>
T4
0 = 100Base-T4 not supported by link partner
1 = 100Base-TX full duplex is supported by link partner
0 = 100Base-TX full duplex not supported by link partner
TXFD
2002-03-29
Rev.1.2
10
ETC [ ETC ]
