
IP175A LF
Preliminary Data Sheet
32/60
February 20, 2006
Copyright © 2004, IC Plus Corp.
IP175A LF-DS-R08
MII
ROM
Function
R/W
Description
Default
MII register 14H (20D)
14.12
≀
14.7
--
Reserved
Don’t care
14.6
11.6
P3_COS
R/W
Port3 Class of service enable
1: enable, 0: disabled (default)
Packets with high priority tag from port3 are handled
as high priority packets.
0
14.5
11.5
P3_ HIGH
R/W
Port3 set to be high priority port
1: enable, 0: disabled (default)
Packets received from port3 are handled as high
priority packets.
0
14.4
≀
14.0
--
Reserved
Don’t care
MII
ROM
Function
R/W
Description
Default
MII register 15H (21D)
15.15
--
R/W
Don’t care
0
15.14
12.6
P4_COS
R/W
Port4 Class of service enable
1: enable, 0: disabled (default)
Packets with high priority tag from port4 are handled
as high priority packets.
0
15.13
12.5
P4_ HIGH
R/W
Port4 set to be high priority port
1: enable, 0: disabled (default)
Packets received from port4 are handled as high
priority packets.
0
15.12
≀
15.0
--
Reserved
Don’t care
MII
ROM
Function
R/W
Description
Default
MII register 16H (22D) is reserved
--
13.4
P4_FORCE
R/W
Port4 force mode enable
1: enable force mode
0: disable force mode, port4 NWAY with all capability
0
--
13.3
P3_FORCE
R/W
Port3 force mode enable
1: enable force mode
0: disable force mode, port3 NWAY with all capability
0
--
13.2
P2_FORCE
R/W
Port2 force mode enable
1: enable force mode
0: disable force mode, port2 NWAY with all capability
0
--
13.1
P1_FORCE
R/W
Port1 force mode enable
1: enable force mode
0: disable force mode, port1 NWAY with all capability
0