09-10-2016 03:07 PM - edited 09-10-2016 03:09 PM
You have to slow down your While loop, use the functions from the Timing palette:
Edit: this is way very basic LabVIEW thing. If you are a student, you should go through some LabVIEW tutorials...
09-10-2016 05:04 PM - edited 09-10-2016 05:06 PM
Better something like this or the first iteration may be a short one. (Less than 1 second in this case.)