ADLINK Technology PXI -3950, User Manual, Page: 80 / 85

Appendix B 65
PXI -3950
User’s Manual
SetWDT
@ Description
Sets the timeout value of watchdog timer. The timeout value
should be given in seconds. Users should call ResetWDT or
StopWDT before the expiration of the watchdog timer, or the
system will be reset.
@ Supported controllers
PXI-3950, PXI-3920, PXI-3910
@ Syntax
C/C++
BOOL SetWDT(unsigned long second)
Visual Basic
InitWDT(ByVal second as Long) As Boolean
@ Parameters
second
Specifies the timeout value of the watchdog timer.
@ Return Codes
TRUE if timeout value of watchdog timer is
successfully set.
FALSE if timeout value of watchdog timer is
failed to set.
Value Description
0 to 255
If the value of
second
parameter is between
0 to 255, the resolution of watchdog timer is
1 second.
> 255
If the value of
second
parameter is larger
than 255, the resolution of watchdog timer
is 1 minute. That is, if users give a value of
400, the actual timeout value is 400/60 + 1
= 7 minutes.