Appendix a: gpi/o programming guide – NEXCOM NISE 2300 User Manual
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NISE 2300 User Manual
Appendix A: GPI/O Programming Guide
Appendix A: GPI/O Programming Guide
Digital I/O (Digital Input/Output) pins are provided for custom system design.
This appendix provides definitions and its default setting for the Digital I/O
pins in the NISE 2300. The pin definition is shown in the following table:
PIN
Description
PIN
Description
1
+5V
2
GND
3
GPO24
4
GPI20
5
GPO25
6
GPI21
7
GPO26
8
GPI22
9
GPO27
10
GPI23
IO base address : A00h
Bit0 : GPI20
Bit1 : GPI21
Bit2 : GPI22
Bit3 : GPI23
Bit4 : GPO24
Bit5 : GPO25
Bit6 : GPO26
Bit7 : GPO27
1. Read/Write GPIO data by I/O port A04h
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