Advantech 2006957006 5th Edition user manual REM Watchdog timer example program

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The following example shows how you might program the watchdog timer in BASIC:

10REM Watchdog timer example program

20OUT &H443, data REM Start and restart the watchdog

30GOSUB 1000 REM Your application task #1

40 OUT &H443, data REM Reset the timer

50GOSUB 2000 REM Your application task #2

60 OUT &H443, data REM Reset the timer

70X=INP (&H443) REM Disable the watchdog timer

80 END

1000 REM Subroutine #1, you application task

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1070 RETURN

2000 REM Subroutine #2, you application task

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2090 RETURN

Appendix A Programming the Watchdog Timer

79

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Advantech 2006957006 5th Edition user manual REM Watchdog timer example program