Lanner LEC-7920 Bedienungsanleitung PDF herunterladen (Seite 24)

Programming Watchdog Timer

Embedded and Industrial Computing

Appendix A

G P I O _ O U T

(mWirelessLED , “WirelessLED” , WirelessLED)

// Check case open

int mCaseOpen (int argc, char* argv[])

{

CHECK_ARGC (2) ;

BOOL bOpen = CaseOpen () ;

printf (“Case is %s\n”, bOpen ? “Open” : “Close”) ;

return bOpen ;

}

// Clear case open state

int mCaseOpen_Clear (int argc, char* argv[])

{

CHECK_ARGC (2) ;

CaseOpen_Clear () ;

BOOL bOpen = CaseOpen () ;

printf (“CaseOpen state %s”, bOpen ? “not cleared”

: “cleared”) ;

return bOpen ;

}

// Get DIO_IN state

int mDIO_IN (int argc, char* argv[])

{

CHECK_ARGC (3) ;

CheckNumeric (argv[2]) ;

int nPort = atoi (argv[2]) ;

BOOL ret = Read_DIO (nPort) ;

printf (“DIO_IN #%d = %d\n”, nPort, ret) ;

return ret ;

}

// Milli-second delay

int mSleep (int argc, char *argv[])

{

CHECK_ARGC (3) ;

CheckNumeric (argv[2]) ;

Sleep (atoi (argv[2]) ) ;

return 0 ;

}

// Watchdog

int mWatchDog (int argc, char *argv[])

{

if (argc != 3 && argc != 2)

RETMSG (-1, PARAMETER_HELP) ;

if (argc == 3)

{

CheckNumeric (argv[2]) ;

int nValue = atoi (argv[2]) ;

WatchDog_Enable (nValue) ;

}

int nLeft = WatchDog_GetLeft () ;

printf (“Watchdog timer left %d seconds\n”, nLeft)

;

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