Appendix b: gpi/o programming guide – NEXCOM nTUF 600 User Manual

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nTUF 600 User Manual

Appendix B: GPI/O Programming Guide

Appendix B: GPI/O Programming Guide

GPI/O (General Purpose Input/Output) pins are provided for custom system
design. This appendix provides definitions and its default setting for the
ten GPI/O pins in the NTUF-600 series. The pin definition is shown in the
following table:

GPI/O mode PowerOn

Default

Address

GPI/O mode PowerOn

Default

Address

GPO0

Low

284h (Bit4)

GPI0

High

284h (Bit0)

GPO1

Low

284h (Bit5)

GPI1

High

284h (Bit1)

GPO2

Low

284h (Bit6)

GPI2

High

284h (Bit2)

GPO3

Low

284h (Bit7)

GPI3

High

284h (Bit3)

Control the GPO pins level from I/O port 284h bit (4/5/6/7).
The bit is Set/Clear indicated output High/Low