B.1.2 setwdt, B.1.2, Setwdt – ADLINK PXIe-3975 User Manual
Page 66
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Watchdog
Timer
B.1.2
SetWDT
Description
Sets the timeout value for watchdog timer. The timeout
value uses seconds as a unit. ResetWDT or StopWDT
should be called prior to expiration of the watchdog timer, or
the system will be reset.
Supported Controllers
PXIe-3975, PXI-3950, PXI-3920, PXI-3910
Syntax
C/C++
BOOL SetWDT(unsigned long second)
Visual Basic
InitWDT(ByVal second as Long) As Boolean
Parameter
second
Specifies the timeout value of the watchdog timer.
Value Description
Return Code
Value
Description
0 to 255
If the value of the second parameter is between 0
and 255, the resolution of the watchdog timer is 1
second
Over 255 If the value of the second parameter exceeds 255,
the resolution of the watchdog timer is 1 minute, that
is, if a value of 400 is given, the actual timeout value
is 400/60 + 1 = 7 minutes
True
If timeout value of watchdog timer is
successfully set
False
If timeout value of watchdog timer fails to be set