lan9420 Standard Microsystems Corp., lan9420 Datasheet - Page 155

• 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
BITS
1:0
Power Management State (PM_STATE)
This field sets the current PM state.
00b = D0
01b = RESERVED
10b = RESERVED
11b = D3
Operations that attempt to write a RESERVED setting to this field will
complete normally on the PCI bus; however D[1:0] are ignored and no state
change occurs.
Note 4.9
The default state of this field is dependant on the setting of the VAUXDET signal as noted
in the description.
DESCRIPTION
DATASHEET
155
TYPE
R/W
Revision 1.1 (03-31-08)
DEFAULT
00b