IP175A LF
Preliminary Data Sheet
13/60
February 20, 2006
Copyright © 2004, IC Plus Corp.
IP175A LF-DS-R08
Pin Descriptions (continued)
Pin no.
Label
Type
Description
Force mode
85
76
P4_FORCE
IPL2
Port4 works at force mode.
1: force mode, disable port4 NWAY capability
0: auto-negotiation with all capability enabled (default)
It is used to force MII0 port PHY mode if P4EXT is pulled high.
It’s set by pin 85 if MII0 is in PHY mode and it’s set by pin 76 if
MII0 is in MAC mode.
86
77
P3_FORCE
IPL2
Port3 works at force mode.
1: force mode, disable port3 NWAY capability
0: auto-negotiation with all capability enabled (default)
It’s set by pin 86 if MII0 is in PHY mode and it’s set by pin 77 if
MII0 is in MAC mode.
87
78
P2_FORCE
IPL2
Port2 works at force mode.
1: force mode, disable port2 NWAY capability
0: auto-negotiation with all capability enabled (default)
It’s set by pin 87 if MII0 is in PHY mode and it’s set by pin 78 if
MII0 is in MAC mode.
88
79
P1_FORCE
IPL2
Port1 works at force mode.
1: force mode, disable port1 NWAY capability
0: auto-negotiation with all capability enabled (default)
It’s set by pin 88 if MII0 is in PHY mode and it’s set by pin 79 if
MII0 is in MAC mode.
90
80
P0_FORCE
IPL2
Port0 works at force mode.
1: force mode, disable port0 NWAY capability
0: auto-negotiation with all capability enabled (default)
It’s set by pin 90 if MII0 is in PHY mode and it’s set by pin 80 if
MII0 is in MAC mode.
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