Maxim Integrated DS33R11 - Manual (Page 189)

DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
189 of 344
Register Name:
SU.MACMIID
Register Description: MAC MII (MDIO) Data Register
Register Address: 0018h (indirect)
0018h:
Bit
# 31 30 29 28 27 26 25 24
Name Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
Default 0 0 0 0 0 0 0 0
0019h:
Bit
# 23 22 21 20 19 18 17 16
Name Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
Default 0 0 0 0 0 0 0 0
001Ah:
Bit
# 15 14 13 12 11 10 09 08
Name MIID15 MIID14 MIID13 MIID12 MIID11 MIID10 MIID09 MIID08
Default 0 0 0 0 0 0 0 0
001Bh:
Bit
# 07 06 05 04 03 02 01 00
Name MIID07 MIID06 MIID05 MIID04 MIID03 MIID02 MIID01 MIID00
Default 0 0 0 0 0 0 0 0
Bits 0 – 15: MII (MDIO) Data (MIID[00:15]) These two bytes contain the data to be written to or the data read from
the MII management interface (MDIO).