RTL8100C Datasheet, PDF (39/73 Pages) List of Unclassifed Manufacturers – SINGLE-CHIP FAST ETHERNET CONTROLLER WITH POWER MANAGEMENT

RTL8100C & RTL8100CL
Datasheet
5.29. Auto-Negotiation Link Partner Ability Register
(Offset 0068h-0069h, R)
This register contains the advertised abilities of the Link Partner as received during Auto-negotiation. If
Next Pages are supported, the content changes after a successful auto-negotiation.
Bit
15
14
13
12-11
10
9
8
7
6
5
4-0
Table 29. Auto-Negotiation Link Partner Ability Register
Name
Description/Usage
NP
Next Page bit.
1: Transmitting the protocol specific data page
0: Transmitting the primary capability data page
ACK
1: Link partner acknowledges reception of local node’s
capability data word
RF
1: Link partner is indicating a remote fault
-
Reserved.
Pause
1: Flow control supported by link partner
0: Flow control is not supported by link partner
T4
1: 100Base-T4 supported by link partner
0: 100Base-T4 not supported by link partner
TXFD
1: 100Base-TX full duplex is supported by link partner
0: 100Base-TX full duplex not supported by link partner
TX
1: 100Base-TX supported by link partner
0: 100Base-TX not supported by link partner
10FD
1: 10Base-T full duplex supported by link partner
0: 10Base-T full duplex not supported by link partner
10
1: 10Base-T is supported by link partner
0: 10Base-T not supported by link partner
Selector
Link Partner's binary encoded node selector. Currently only
CSMA/CD <00001> is specified.
Default/Attribute
0, RO
0, RO
0, RO
-
0, RO
0, RO
0, RO
0, RO
0, RO
0, RO
<00000>, RO
Single-Chip Fast Ethernet Controller
31
Track ID: JATR-1076-21 Rev. 1.06