Appendix b: gpi/o programming guide, B: gpi/o p, Ppendix – NEXCOM NISE 2400 User Manual
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NISE 2400 Series User Manual
Appendix B: GPI/O Programming Guide
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B: GPI/o P
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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 NISE
2400 series. The pin definition is shown in the following table:
Pin
GPI/O Mode
PowerOn
default
Address
Pin
GPI/O Mode
PowerOn
default
Address
1
VCC
-
-
2
GND
-
-
3
GPO0
Low
A03h (Bit6)
4
GPI0
High
A03h (Bit1)
5
GPO1
Low
A02h (Bit5)
6
GPI1
High
A05h (Bit5)
7
GPO2
Low
A07h (Bit0)
8
GPI2
High
A05h (Bit4)
9
GPO3
Low
A07h (Bit1)
10
GPI3
High
A00h (Bit1)
Control the GPO 0/1/2/3 level from I/O port A03h bit6/ A02h bit5 A07h bit0/ A07h bit1.
The bit is Set/Clear indicated output High/Low