lan9420 Standard Microsystems Corp., lan9420 Datasheet - Page 149

• Manufacturer Part Number: lan9420
• Description: Lan9420/lan9420i Single-chip Ethernet Controller With Hp Auto-mdix Support And Pci Interface
• Manufacturer: Standard Microsystems Corp.

Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
Datasheet
SMSC LAN9420/LAN9420i
4.5.13
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:
[001b] = 10Mbps half-duplex
[101b] = 10Mbps full-duplex
[010b] = 100BASE-TX half-duplex
[110b] = 100BASE-TX full-duplex
RESERVED
PHY Special Control/Status
Note 4.5
Index (In Decimal):
Bit 6 of this register must be set to ‘1’ for write operations.
DESCRIPTION
31
DATASHEET
149
Size:
16 bits
Note 4.5
TYPE
RO
RO
RO
RO
Revision 1.1 (03-31-08)
DEFAULT
000b
0
-
-
-