NEXCOM NISE 2300 - Manual (Page 105)

Copyright © 2013 NEXCOM International Co., Ltd. All Rights Reserved. 91 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