LAN8810 Datasheet, PDF (52/83 Pages) Microchip Technology – GMII 10/100/1000 Ethernet Transceiver

LAN8810/LAN8810I
Bits
Description
Type
3
INT3_EN
R/W
Auto-Negotiation LP Acknowledge interrupt enable.
0 = interrupt source is masked.
1 = interrupt source is enabled.
2
INT2_EN
R/W
Parallel Detection Fault or Master/Slave Configuration Fault interrupt enable.
0 = interrupt source is masked.
1 = interrupt source is enabled.
1
INT1_EN
R/W
Auto-Negotiation Page Received interrupt enable.
0 = interrupt source is masked.
1 = interrupt source is enabled.
0
RESERVED
RO
Note: Refer to Section 3.5, "Interrupt Management," on page 21 for additional information.
4.2.22 PHY SPECIAL CONTROL / STATUS REGISTER
Index (In Decimal): 31
Size:
16 bits
Default
0b
0b
0b
-
Bits
Description
15:13
12
RESERVED
Auto-negotiation done indication
0 = Auto-negotiation is not done or disabled (or not active)
1 = Auto-negotiation is done
Note: This is a duplicate of register 1.5, however reads to register 31 do
not clear status bits.
11:5 RESERVED
4:2 Speed Indication
HCDSPEED value:
[001]=10Mbps Half-duplex
[101]=10Mbps Full-duplex
[010]=100BASE-TX Half-duplex
[110]=100BASE-TX Full-duplex
1:0 RESERVED
Type
RO
RO
RO
RO
RO
Note 4-8 Set according to the results of Auto-Negotiation.
Default
-
0b
-
Note 4-9
-
DS00001870B-page 51
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