Chapter 8 Utility Library
© National Instruments Corporation 8-79 LabWindows/CVI Standard Libraries
SyncWait
void SyncWait (double beginTime, double interval);
Purpose
Waits until the number of seconds indicated by interval have elapsed since beginTime.
Parameters
Input beginTime double-precision Value returned by Timer.
interval double-precision Number of seconds to wait after
begin_time.
Parameter Discussion
beginTime must be a value returned by the Timer function.
The resolution on Windows is normally 1 millisecond. However, if the following line appears
in the CVI section of your WIN.INI file, the resolution is 55 milliseconds.
useDefaultTimer = True
The resolution on Sun Solaris is 1 millisecond.
Return Value
None
SystemHelp
int status = SystemHelp (char helpFile[], unsigned int command,
unsigned long additionalLongData,
char additionalStringData[]);
Note: This function is available only on the Windows versions of LabWindows/CVI.
Purpose
Starts Windows Help (WINHELP.EXE) and passes optional data indicating the nature of the help
requested by the application. The application specifies the path of the help file that the
application is to display.
For information about creating help files, see the Microsoft Windows Programming
Documentation (not included with LabWindows/CVI).