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IP175C/IP175C LF/IP175CH/IP175CH LF
Data Sheet
23/111
Mar 09, 2007
Copyright © 2004, IC Plus Corp.
IP175C/IP175CH-DS-R14
Pin description (continued)
Pin No.
Label
Type
Description
External RMII0 interface (RMII_EN=1, P4EXT=1)
88, 87
RXD0_0, RXD0_1
I
RMII receive data
It is connected RMII_RXD[1:0] of external PHY or RMII_TXD[1:0]
of external MAC.
84
RXDV0
I
RMII receive data valid
It is connected RMII_RXDV of external PHY or RMII_TXEN of
external MAC.
80, 79
TXD0_0, TXD0_1
O
RMII transmit data
It is connected RMII_RXD[1:0] of external MAC or RMII_TXD[1:0]
of external PHY.
76
TXEN0
O
RMII transmit enable
It is connected RMII_RXDV of external MAC or RMII_TXEN of
external PHY.
77
RMII0_CLK_OUT
O
A 50Mhz reference clock output for other RMII devices
89
RMII0_CLK_IN
I
50Mhz RMII reference clock input
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