- Standard Microsystems Single-Chip Ethernet Controller Specification Sheet

Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
Datasheet
Revision 1.22 (09-25-08) 118 SMSC LAN9420/LAN9420i
DATASHEET
4.4 MAC Control and Status Registers (MCSR)
Table 4.5 lists the registers contained in this section.
Table 4.5 MAC Control and Status Register (MCSR) Map
OFFSET SYMBOL REGISTER NAME
0080h MAC_CR MAC Control
0084h ADDRH MAC Address High
0088h ADDRL MAC Address Low
008Ch HASHH Multicast Hash Table High
0090h HASHL Multicast Hash Table Low
0094h MIIADDR MII Address
0098h MIIDATA MII Data
009Ch FLOW Flow Control
00A0h VLAN1 VLAN1 Tag
00A4h VLAN2 VLAN2 Tag
00A8h WUFF Wakeup Frame Filter
00ACh WUCSR Wakeup Control and Status
00B0h COE_CR Checksum Offload Engine Control
00B4h - 00BCh RESERVED Reserved for future use