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Teledyne LeCroy WaveRunner Automation Command User Manual

Page 343

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Automation Command and Query Reference Manual - Processor Reference

app.Math.Fx.OperatorYSetup (Operator = "FFT")

Fast Fourier Transform of waveform data.

' Visual Basic Script
Set app = CreateObject("LeCroy.XStreamDSO")

' Configure F3 to perform an FFT of C1
app.Math.F3.View = True
app.Math.F3.Source1 = "C1"
app.Math.F3.MathMode = "OneOperator"
app.Math.F3.Operator1 = "FFT"
app.Math.F3.Operator1Se

Example

Algorithm

Enum

Sets/Queries the algorithm for the FFT in function trace Fx.

Description

' Visual Basic Script
Set app = CreateObject("LeCroy.XStreamDSO")

' Set function trace F4 to FFT.
app.Math.F4.Operator1 = "FFT"
' Set the FFT algorithm to power of two.
app.Math.F4.Operator1Setup.Algorithm = "Power2"

Example

Values

LeastPrime

Power2

FillType

Enum

Sets/Queries the type of trace fill to use in the FFT function trace Fx.

Description

Values

Truncate

ZeroFill

SuppressDC

Bool

Enables/Disables suppression of the value at zero frequency in the FFT spectrum.

Description

Algorithm

Enum

FillType

Enum

SuppressDC

Bool

Type

Enum

Window

Enum

2-12

918500 RevA