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C.1
DI/O Programming
ACP-1074 utilizes FINTEK F81866 chipset as its Digital I/O controller. Below are the
procedures to complete its configuration and the AAEON initial watchdog timer
program is also attached based on which you can develop customized program to fit
your application.
There are three steps to complete the configuration setup:
(1) Enter MB PnP Mode
(2) Modify the configuration registers
(3) Exit MB PnP Mode. Undesired result may occur if MB PnP Mode is not exited
normally. (These three steps are the same as programming WDT)
Appendix C – Digital I/O Ports
76
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