iir_butterzpk (MathScript RT Module Function)
LabVIEW 2011 MathScript RT Module Help
Edition Date: June 2011
Part Number: 373123B-01
»View Product Info
Edition Date: June 2011
Part Number: 373123B-01
»View Product Info
Owning Class: filter design
Requires: MathScript RT Module
Syntax
[z, p, k] = iir_butterzpk(n)
Legacy Name: buttap
Description
Generates the zeros, poles, and gain of an analog Butterworth lowpass filter of the order specified by n. z is always the empty vector.
Inputs
| Name | Description |
|---|---|
| n | Specifies the filter order. n is a nonnegative integer. |
Outputs
| Name | Description |
|---|---|
| z | Returns the zeros of the filter. z is a vector. |
| p | Returns the poles of the filter. p is a vector. |
| k | Returns the gain of the filter. k is a real number. |
Details
The following table lists the support characteristics of this function.
| Supported in the LabVIEW Run-Time Engine | Yes |
| Supported on RT targets | Yes |
| Suitable for bounded execution times on RT | Not characterized |
Examples
N = 5;
[Z, P, K] = iir_butterzpk(N)
Related Topics
iir_besselzpk
iir_butter
iir_cheby1zpk
iir_cheby2zpk
iir_ellipticzpk