LAN9221 Datasheet, PDF (78/151 Pages) SMSC Corporation – High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O

High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
Datasheet
Chapter 5 Register Description
The following section describes all LAN9221/LAN9221i registers and data ports.
FCh
RESERVED
B4h
EEPROMPort
B0h
ACh
A8h
MACCSRPort
A4h
A0h
50h
4Ch
TX Status FIFO PEEK
48h
TX Status FIFO Port
44h
RX Status FIFO PEEK
40h
RX Status FIFO Port
3Ch
TX Data FIFO Alias Ports
24h
20h
TX Data FIFO Port
1Ch
RX Data FIFO Alias Ports
04h
Base + 00h
RX Data FIFO Port
Figure 5.1 Memory Map
Revision 2.6 (12-04-08)
78
DATASHEET
SMSC LAN9221/LAN9221i