RTL8201N
Datasheet
7.3. Register 2 PHY Identifier Register 1
Table 12. Register 2 PHY Identifier Register 1
Address
Name
Description
Mode
Default
2:15~0
PHYID1
PHY identifier ID for software recognition of the RTL8201N.
RO
0000
7.4. Register 3 PHY Identifier Register 2
Table 13. Register 3 PHY Identifier Register 2
Address
Name
Description
Mode
Default
3:15~0
PHYID2
PHY identifier ID for software recognition of the RTL8201N.
RO
8201
7.5. 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.
Table 14. Register 4 Auto-Negotiation Advertisement Register (ANAR)
Address
Name
Description
Mode
Default
4:15
NP
Next Page bit.
RO
0
0: Transmitting the primary capability data page
1: Transmitting the protocol specific data page
1: Acknowledge reception of link partner capability data word
0: Do not acknowledge reception
4:14
4:13
ACK
RF
RO
0
0
1: Advertise remote fault detection capability
0: Do not advertise remote fault detection capability
-
RW
4:12
4:11
Reserved
TXFC
-
-
1: TX flow control is supported by local node
0: TX flow control not supported by local node
1: RX flow control is supported by local node
0: RX flow control 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: 10Base-T not supported by local node
RW
0
4:10
4:9
RXFC
T4
RW
RO
RW
RW
RW
RW
RW
0
0
4:8
TXFD
TX
1
4:7
1
4:6
10FD
10
1
1
4:5
4:4~0
Selector
Binary encoded selector supported by this node. Currently only
CSMA/CD 00001 is specified. No other protocols are supported.
00001
Single-Chip/Port 10/100 Fast Ethernet PHYceiver
With Auto MDIX
12
Rev. 1.2
ETC [ ETC ]
