I347-AT4 Datasheet, PDF (77/148 Pages) Intel Corporation – Intel® Ethernet Network Connection I347-AT4 Datasheet

Programmer’s Visible State—I347-AT4
Bits
13
12
11
10
9
8
7
6
5
4
3
Field
Mode
Reserved
10 Mbps Full-
Duplex
10 Mbps Half-
Duplex
100BASE-T2
Full-Duplex
100BASE-T2
Half-Duplex
Extended Status
Reserved
MF Preamble
Suppression
Copper Auto-
Negotiation
Complete
Copper Remote
Fault
Auto-Negotiation
Ability
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO,LH
RO
HW
Rst
0x1
0x1
0x1
0x0
0x0
0x1
0x0
0x1
0x0
0x0
0x1
2
Copper Link
Status
RO,LL
0x0
1
Jabber Detect
RO,LH
0x0
0
Extended
Capability
RO
0x1
SW Rst
Description
0x1
Reserved
0x1
1 = PHY able to perform full-duplex 10BASE-T
0x1
1 = PHY able to perform half-duplex 10BASE-T
0x0
This protocol is not available.
0 = PHY not able to perform full-duplex
0x0
This protocol is not available.
0 = PHY not able to perform half-duplex
0x1
1 = Extended status information in Register 15
0x0
Must always be 0.
0x1
1 = PHY accepts management frames with preamble
suppressed
0x0
1 = Auto-Negotiation process complete
0 = Auto-Negotiation process not complete
0x0
1 = Remote fault condition detected
0 = Remote fault condition not detected
0x1
1 = PHY able to perform Auto-Negotiation
This register bit indicates when link was lost since the last
read. For the current link status, either read this register back-
0x0
to-back or read Register 17_0.10 Link Real Time.
1 = Link is up
0 = Link is down
0x0
1 = Jabber condition detected
0 = Jabber condition not detected
0x1
1 = Extended register capabilities
4.1.3
PHY Identifier 1 - Page 0, Register 2
Bits
15:0
Field
Organizationally
Unique
Identifier Bit
3:18
Mode
RO
HW
Rst
0x0141
SW Rst
Description
0x0141
OUI is 0x005043
0000 0000 0101 0000 0100 0011
^
^
bit 1....................................bit 24
Register 2.[15:0] show bits 3 to 18 of the OUI.
0000000101000001
^
^
bit 3...................bit18
67