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Initialize
Configure Mode
Set Input Voltage Range
Set Input Coupling
Configure Trigger
Route Zoom FFT
Configure Zoom FFT Engine
Configure Zoom FFT Span
Configure Zoom Frequencies
Configure Zoom FFT Settings
Configure Zoom FFT Averaging
Check New Measurement
Yes
Get Measurement Length
Read Measurement
Stop?
Yes
Close
Figure 3-2. Zoom FFT Programming Flowchart
3-3
Chapter 3
FFT Mode Programming
Configure
Hardware
Front End
Configure
Zoom FFT
Parameters
No
No
NI-DSA Software User Manual