LM3S6610_16 Datasheet, PDF (548/713 Pages) Texas Instruments – Stellaris LM3S6610 Microcontroller

Ethernet Controller
Register 21: Ethernet PHY Management Register 6 – Auto-Negotiation
Expansion (MR6), address 0x06
This register enables software to determine the auto-negotiation and next page capabilities of the
Ethernet Controller and the link partner after auto-negotiation.
Ethernet PHY Management Register 6 – Auto-Negotiation Expansion (MR6)
Base 0x4004.8000
Address 0x06
Type RO, reset 0x0000
15
14
13
12
11
10
9
8
7
6
5
reserved
Type RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
0
0
0
0
0
0
0
0
0
0
4
PDF
RC
0
3
2
LPNPA reserved
RO
RO
0
0
1
0
PRX LPANEGA
RC
RO
0
0
Bit/Field
15:5
4
3
2
1
0
Name
reserved
PDF
LPNPA
reserved
PRX
LPANEGA
Type
RO
RC
RO
RO
RC
RO
Reset
0x000
0
0
0
0
0
Description
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
Parallel Detection Fault
When set, this bit indicates that more than one technology has been
detected at link up. This bit is cleared when read.
Link Partner is Next Page Able
When set, this bit indicates that the link partner is enabled to support
next page.
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
New Page Received
When set, this bit indicates that a new page has been received from the
link partner and stored. This bit remains set until the register is read.
Link Partner is Auto-Negotiation Able
When set, this bit indicates that the link partner is enabled to support
auto-negotiation.
548
July 15, 2014
Texas Instruments-Production Data