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IP175C/IP175C LF/IP175CH/IP175CH LF
Data Sheet
68/111
Mar 09, 2007
Copyright © 2004, IC Plus Corp.
IP175C/IP175CH-DS-R14
PHY
MII
ROM
R/W
Description
Default
Port0 VLAN look up table
Port5 and port0 are in the same VLAN
Default value
Testmode38, 39
Others
19.15
14.7
R/W
0
1
*
Port0 Class of service enable
1: enable, 0: disabled (default)
Packets with high priority tag from port0 are handled as high
priority packets.
Default value
TEST2=0
TEST2=1
P4EXT=1
P4EXT=0
19.14
14.6
R/W
0
Pin63 COS_EN (0)
0
*
19.13
14.5
R/W Port0 high priority port enable
1: enable, 0: disabled (default)
Packets received from port0 are handled as high priority packets.
1’b0
Port0 VLAN look up table
The register defines the ports in the same VLAN as port0. The
bit 0~4 are corresponding to port 0~4.
1: a port is in the same VLAN as port0
0: a port is not in the same VLAN as port0
Bit8, don’t care;
Bit9=1, port 1 and port0 are in the same VLAN;
Bit10=1, port 2 and port0 are in the same VLAN;
Bit11=1, port 3 and port0 are in the same VLAN;
Bit12=1, port 4 and port0 are in the same VLAN
Default value
Testmode38, 39
Testmode47
Others
29
19[12.8] 14[4:0]
R/W
5'b00111
5'b00001
5'b11111
*
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