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arm_iir_lattice_instance_q31 Struct Reference

arm_iir_lattice_instance_q31 Struct Reference

Instance structure for the Q31 IIR lattice filter. More...

#include <arm_math.h>

Data Fields

uint16_t numStages
 number of stages in the filter.
q31_t * pState
 points to the state variable array.
q31_t * pkCoeffs
 points to the reflection coefficient array.
q31_t * pvCoeffs
 points to the ladder coefficient array.

Detailed Description

Instance structure for the Q31 IIR lattice filter.

Definition at line 3699 of file arm_math.h.


Field Documentation

uint16_t numStages

number of stages in the filter.

Definition at line 3701 of file arm_math.h.

q31_t* pkCoeffs

points to the reflection coefficient array.

The array is of length numStages.

Definition at line 3703 of file arm_math.h.

q31_t* pState

points to the state variable array.

The array is of length numStages+blockSize.

Definition at line 3702 of file arm_math.h.

q31_t* pvCoeffs

points to the ladder coefficient array.

The array is of length numStages+1.

Definition at line 3704 of file arm_math.h.