6 etx® connectors, 1 general signal description, Etx® connectors – Kontron ETX-OH User Manual
Page 34: General signal description
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ETX-OH / ETX® Connectors
6 ETX® Connectors
The pinouts for ETX® Interface Connectors X1, X2, X3, and X4 are documented for convenient reference. Please see the
ETX® Specification and ETX® Design Guide for detailed, design-level information.
6.1
General Signal Description
Term
Description
IO-3,3 Bi-directional 3,3 V IO-Signal
IO-5
Bi-directional 5 V IO-Signal
I-3,3
3,3 V Input
I-5
5 V Input
O-3,3
3,3 V Output
O-5
5 V Output
PU
Pull-Up Resistor
PD
Pull-Down Resistor
PWR
Power Connection
Nc
Not Connected / Reserved
34
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