Highly Efficient Single-Chip 10/100 Non-PCI Ethernet Controller
Datasheet
5.5.10
Special Control/Status Indications
Index (In Decimal):
27
Size:
16-bits
ADDRESS
DESCRIPTION
MODE
DEFAULT
15:11
10
Reserved: Write as 0. Ignore on read.
RW
0
0
VCOOFF_LP: Forces the Receive PLL 10M to lock on the reference clock
at all times:
RW,
NASR
0 - Receive PLL 10M can lock on reference or line as needed (normal
operation)
1 - Receive PLL 10M is locked on the reference clock.
In this mode 10M data packets cannot be received.
9-5
4
Reserved: Write as 0. Ignore on read.
RW
RO
0
0
XPOL: Polarity state of the 10Base-T:
0 - Normal polarity
1 - Reversed polarity
3:0
Reserved: Read only - Writing to these bits have no effect.
RO
1011b
5.5.11
Interrupt Source Flag
Index (In Decimal):
29
Size:
16-bits
BITS
DESCRIPTION
TYPE
DEFAULT
15-8
7
Reserved. Ignore on read.
RO/LH
RO/LH
RO/LH
RO/LH
RO/LH
RO/LH
RO/LH
RO/LH
RO/LH
0
0
0
0
0
0
0
0
0
INT7. 1= ENERGYON generated, 0= not source of interrupt
INT6. 1= Auto-Negotiation complete, 0= not source of interrupt
INT5. 1= Remote Fault Detected, 0= not source of interrupt
INT4. 1= Link Down (link status negated), 0= not source of interrupt
INT3. 1= Auto-Negotiation LP Acknowledge, 0= not source of interrupt
INT2. 1= Parallel Detection Fault, 0= not source of interrupt
INT1. 1= Auto-Negotiation Page Received, 0= not source of interrupt
Reserved.
6
5
4
3
2
1
0
Revision 1.1 (05-17-05)
108
SMSC LAN9116
DATASHEET
SMSC [ SMSC CORPORATION ]
