Advantech PCM-9587 Appendix A Programming the GPIO and Watchdog Timer

49 PCM-9587 User Manual
Appendix A Programming the GPIO and Watchdog Timer
MOV AL,F2H;
OUT DX,AL
MOV DX,2FH
MOV AL,00H;Set GPIO is normal not inverter
OUT DX,AL;
MOV DX,2EH
MOV AL,F1H
OUT DX,AL
MOV DX,2FH
MOV AL,**H; Put the output value into AL **H
OUT DX,AL
---------------------------------------------------------------------------------------------------------------
Exit extended function mode |
---------------------------------------------------------------------------------------------------------------
MOV DX,2EH
MOV AL,AAH
OUT DX,AL
Note! The input/output data (**) is a value of time interval. The value range is
from 01 (hex) to 3F (hex), and the related time interval is 1 sec. to 62
sec.
Data Time Interval
01 1 sec.
02 2 sec
03 3 sec
04 4 sec