
IP175A LF
Preliminary Data Sheet
42/60
February 20, 2006
Copyright © 2004, IC Plus Corp.
IP175A LF-DS-R08
ROM
MII
Pin name
Description
(VLAN register 2)
Default
EEPROM registers 10H
10.7
--
--
Don’t care
10.6
14.14
--
Port2 Class of service enable
1: enable, 0: disabled (default)
Packets with high priority tag from port2 are handled as high
priority packets.
1’b0
10.5
14.13
--
Port2 set to be high priority port
1: enable, 0: disabled (default)
Packets received from port2 are handled as high priority
packets.
1’b0
10.4
--
--
Port2 VLAN look up table
The register defines the ports in the same VLAN with port2.
The bit 0~4 are corresponding to port 0~4.
1: port 4 and port2 are in the same VLAN
0: port 4 and port2 are not in the same VLAN
1’b1
10.3
--
--
Port2 VLAN look up table
1: port 3 and port2 are in the same VLAN
0: port 3 and port2 are not in the same VLAN
1’b1
10.2
--
--
Don’t care
10.1
--
--
Port2 VLAN look up table
1: port 1 and port2 are in the same VLAN
0: port 1 and port2 are not in the same VLAN
1’b1
10.0
--
--
Port2 VLAN look up table
1: port 0 and port2 are in the same VLAN
0: port 0 and port2 are not in the same VLAN
1’b1
ROM
MII
Pin name
Description
(VLAN register 3)
Default
EEPROM registers 11H
11.7
--
--
Don’t care
11.6
14.6
--
Port3 Class of service enable
1: enable, 0: disabled (default)
Packets with high priority tag from port3 are handled as high
priority packets.
1’b0
11.5
14.5
--
Port3 set to be high priority port
1: enable, 0: disabled (default)
Packets received from port3 are handled as high priority
packets.
1’b0
11.4
--
--
Port3 VLAN look up table
The register defines the ports in the same VLAN with port3.
The bit 8~12 are corresponding to port 0~4.
1: port 4 and port3 are in the same VLAN
0: port 4 and port3 are not in the same VLAN
1’b1
11.3
--
--
Don’t care
11.2
--
--
Port3 VLAN look up table
1: port 2 and port3 are in the same VLAN
0: port 2 and port3 are not in the same VLAN
1’b1