RTL8201CP
Datasheet
Single-Chip/Port 10/100 Fast Ethernet PHYceiver
11
Track ID: JATR-1076-21 Rev. 1.21
Address
5:10
Name
RXFC
Description
1: RX flow control is supported by Link partner
0: RX flow control not supported by Link partner
1: 100Base-T4 is supported by link partner
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
100BASE-TX 1: 100Base-TX is supported by link partner
0: 100Base-TX not supported by link partner
This bit will also be set if the link in 100Base is established by
parallel detection.
10FD
1: 10Base-T full duplex is supported by link partner
0: 10Base-T full duplex not supported by link partner
10Base-T
1: 10Base-T is supported by link partner
0: 10Base-T not supported by link partner
This bit will also be set if the link in 10Base-T is established by
parallel detection.
Selector
Link Partner’s binary encoded node selector Currently only
CSMA/CD 00001 is specified
Mode
RO
Default
0
5:9
T4
RO
0
5:8
TXFD
RO
0
5:7
RO
0
5:6
RO
0
5:5
RO
0
5:4~0
RO
00000
6.7. Register 6 Auto-Negotiation Expansion Register (ANER)
This register contains additional status for NWay auto-negotiation.
Table 15. Register 6 Auto-Negotiation Expansion Register (ANER)
Name
Description
Reserved
This bit is permanently set to 0.
MLF
Indicates whether a multiple link fault has occurred.
1: Fault occurred
0: No fault occurred
LP_NP_ABLE Indicates whether the link partner supports Next Page negotiation.
1: Supported
0: Not supported
NP_ABLE
This bit indicates whether the local node is able to send additional
Next Pages. Internal use only.
PAGE_RX
This bit is set when a new Link Code Word Page has been
received. It is automatically cleared when the auto-negotiation link
partner’s ability register (register 5) is read by management.
LP_NW_ABLE 1: Link partner supports NWay auto-negotiation.
Address
6:15~5
6:4
Mode
RO
Default
0
6:3
RO
0
6:2
RO
0
6:1
RO
0
6:0
RO
0