LAN9500 Datasheet, PDF (167/213 Pages) SMSC Corporation – USB 2.0 to 10/100 Ethernet Controller Promiscuous mode

7.4.7 MII DATA REGISTER (MII_DATA)
Address:
118h
LAN950x
Size:
32 bits
This register contains either the data to be written to the PHY register specified in the MII Access Register, or the read
data from the PHY register whose index is specified in the MII Access Register. Refer toSection 7.4.6, "MII Access Reg-
ister (MII_ACCESS)," on page 166 for further details.
Note: The MIIBZY bit in the MII_ACCESS register must be cleared when writing to this register.
Bits
31:16 RESERVED
Description
15:0 MII Data
This contains the 16-bit value read from the PHY read operation or the 16-
bit data value to be written to the PHY before an MII write operation.
Type
RO
R/W
Default
-
0000h
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DS00001875A-page 167