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IP175C/IP175C LF/IP175CH/IP175CH LF
Data Sheet
85/111
Mar 09, 2007
Copyright © 2004, IC Plus Corp.
IP175C/IP175CH-DS-R14
Router control register 2
PHY
MII
ROM
R/W
Description
Default
PORT_LOCK_EN[5:0].
Lock port MAC address
1: enable
0: disable
User has to reset IP175C/IP175CH by writing 16’h175C to MII
register 30.0 software reset register after enabling this function.
Bit0
1: port lock enabled in port 0
0: port lock disabled in port 0
Bit1
1: port lock enabled in port 1
0: port lock disabled in port 1
Bit2
1: port lock enabled in port 2
0: port lock disabled in port 2
Bit3
1: port lock enabled in port 3
0: port lock disabled in port 3
Bit4
1: port lock enabled in port 4
0: port lock disabled in port 4
30
10[5:0]
57[5:0]
R/W
Bit5
1: port lock enabled in MII port
0: port lock disabled in MII port
6’b0