AXIOMTEK PICO50R, User Manual

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PICO50R/51R Pico-ITX Board
Board and Pin Assignments 23
2.5.12 Digital I/O Connector (CN14)
This is a 2x3-pin (pitch=2.0mm) connector. The board is equipped with a 4-bit digital I/O
that meets requirements for a system customary automation control. The digital I/O can
be configured to control cash drawers and sense warning signals from an Uninterrupted
Power System (UPS), or perform store security control. You may use software
programming to control these digital signals, please refer to Appendix B.
2.5.13 CMOS Battery Connector (BAT1)
This is a 2-pin (pitch=1.25mm) wafer connector for CMOS battery interface.
2.5.14 Fan Connector (SCN2)
This is a 2-pin (pitch=1.5mm) wafer connector for 12V/0.5A fan interface.
Pin Signal Pin Signal
1 DIO 0 2 DIO 3
3 DIO 1 4 DIO 2
5 +5V 6 GND
Pin Signal
1 BAT1(+3V level)
2 GND
Pin Signal
1 +V12S
2 GND
1