LAN9730 Datasheet, PDF (172/222 Pages) SMSC Corporation – High-Speed Inter-Chip (HSIC) USB 2.0

LAN9730/LAN9730i
6.4.7 MII DATA REGISTER (MII_DATA)
Address:
118h
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 to Section 6.4.6, "MII Access Reg-
ister (MII_ACCESS)" 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
DS00001946A-page 172
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