lan9221 Standard Microsystems Corp., lan9221 Datasheet - Page 127

• Manufacturer Part Number: lan9221
• Description: High-performance 16-bit Non-pci 10/100 Ethernet Controller With Variable Voltage I/o
• Manufacturer: Standard Microsystems Corp.

High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
Datasheet
SMSC LAN9221/LAN9221i
5.5.13
15 - 13
BITS
11-5
4-2
1-0
12
Reserved
Autodone. Auto-negotiation done indication:
0 = Auto-negotiation is not done or disabled (or not active)
1 = Auto-negotiation is done
Reserved. Write as 0000010b, ignore on Read.
Speed Indication. HCDSPEED value:
[001]=10Mbps half-duplex
[101]=10Mbps full-duplex
[010]=100Base-TX half-duplex
[110]=100Base-TX full-duplex
Reserved. Write as 0; ignore on Read
PHY Special Control/Status
Note 5.6
Index (In Decimal):
The default value of this bit is determined by the auto-negotiation process.
DESCRIPTION
31
DATASHEET
127
Size:
16-bits
TYPE
RW
RO
RO
RO
RO
Revision 2.6 (12-04-08)
See
DEFAULT
0000010b
000b
Note 5.6
00b
0b