
IP175A LF
Preliminary Data Sheet
41/60
February 20, 2006
Copyright © 2004, IC Plus Corp.
IP175A LF-DS-R08
ROM
MII
Pin name
Description
(VLAN register 0)
Default
EEPROM registers 0EH
E.4
--
--
Port0 VLAN look up table
The register defines the ports in the same VLAN with port0.
The bit 0~4 are corresponding to port 0~4.
1: port 4 and port0 are in the same VLAN
0: port 4 and port0 are not in the same VLAN
1’b1
E.3
--
--
Port0 VLAN look up table
1: port 3 and port0 are in the same VLAN
0: port 3 and port0 are not in the same VLAN
1’b1
E.2
--
--
Port0 VLAN look up table
1: port 2 and port0 are in the same VLAN
0: port 2 and port0 are not in the same VLAN
1’b1
E.1
--
--
Port0 VLAN look up table
1: port 1 and port0 are in the same VLAN
0: port 1 and port0 are not in the same VLAN
1’b1
E.0
--
--
Don’t care
1’b1
ROM
MII
Pin name
Description
(VLAN register 1)
Default
EEPROM registers 0FH
F.7
--
--
Don’t care
F.6
13.6
--
Port1 Class of service enable
1: enable, 0: disabled (default)
Packets with high priority tag from port1 are handled as high
priority packets.
1’b0
F.5
13.5
--
Port1 set to be high priority port
1: enable, 0: disabled (default)
Packets received from port1 are handled as high priority
packets.
1’b0
F.4
--
--
Port1 VLAN look up table
The register defines the ports in the same VLAN with port1.
The bit 8~12 are corresponding to port 0~4.
1: port 4 and port1 are in the same VLAN
0: port 4 and port1 are not in the same VLAN
1’b1
F.3
--
--
Port1 VLAN look up table
1: port 3 and port1 are in the same VLAN
0: port 3 and port1 are not in the same VLAN
1’b1
F.2
--
--
Port1 VLAN look up table
1: port 2 and port1 are in the same VLAN
0: port 2 and port1 are not in the same VLAN
1’b1
F.1
--
--
Don’t care
F.0
--
--
Port1 VLAN look up table
1: port 0 and port1 are in the same VLAN
0: port 0 and port1 are not in the same VLAN
1’b1