Instance structure for the floating-point Biquad cascade filter. More...

#include <arm_math.h>

Data Fields
uint32_t	numStages
	number of 2nd order stages in the filter.
float32_t *	pState
	Points to the array of state coefficients.
float32_t *	pCoeffs
	Points to the array of coefficients.

Detailed Description

Instance structure for the floating-point Biquad cascade filter.

Definition at line 1243 of file arm_math.h.

Field Documentation

number of 2nd order stages in the filter.

Overall order is 2*numStages.

Definition at line 1245 of file arm_math.h.

float32_t* pCoeffs

Points to the array of coefficients.

The array is of length 5*numStages.

Definition at line 1247 of file arm_math.h.

float32_t* pState

Points to the array of state coefficients.

The array is of length 4*numStages.

Definition at line 1246 of file arm_math.h.