National Instruments DAQ M Series - Manual (Page 132)

Appendix B Troubleshooting
© National Instruments Corporation B-3 NI 6236 User Manual
changes. You can build a lowpass deglitching filter to remove some of these
glitches, depending on the frequency and nature of the output signal. Visit
ni.com/support for more information about minimizing glitches.
Counters
When multiple sample clocks on my buffered counter measurement
occur before consecutive edges on my source, I see weird behavior.
Why?
Duplicate count prevention ensures that the counter returns correct data for
counter measurement in some applications where a slow or non-periodic
external source is used.
Refer to the Duplicate Count Prevention section of Chapter 7, Counters ,
for more information.
How do I connect counter signals to my M Series device?
The Default Counter Terminals section of Chapter 7, Counters , has
information about counter signal connections.