Instance structure for the floating-point transposed direct form II Biquad cascade filter. More...

#include <arm_math.h>

Data Fields
uint8_t	numStages
	number of 2nd order stages in the filter.
float64_t *	pState
	points to the array of state coefficients.
float64_t *	pCoeffs
	points to the array of coefficients.

Detailed Description

Instance structure for the floating-point transposed direct form II Biquad cascade filter.

Definition at line 3629 of file arm_math.h.

Field Documentation

number of 2nd order stages in the filter.

Overall order is 2*numStages.

Definition at line 3631 of file arm_math.h.

float64_t* pCoeffs

points to the array of coefficients.

The array is of length 5*numStages.

Definition at line 3633 of file arm_math.h.

float64_t* pState

points to the array of state coefficients.

The array is of length 2*numStages.

Definition at line 3632 of file arm_math.h.