Callisto4Bootloader: arm_biquad_casd_df1_inst_q15 Struct Reference

Callisto4Bootloader

Data Fields
arm_biquad_casd_df1_inst_q15 Struct Reference

Instance structure for the Q15 Biquad cascade filter. More...

`#include <arm_math.h>`

## Data Fields

int8_t | numStages
q15_t * | pState
const q15_t * | pCoeffs
int8_t | postShift

## Detailed Description

Instance structure for the Q15 Biquad cascade filter.

Definition at line 1257 of file arm_math.h.

## Field Documentation

## ◆ numStages

int8_t arm_biquad_casd_df1_inst_q15::numStages

number of 2nd order stages in the filter. Overall order is 2*numStages.

Definition at line 1259 of file arm_math.h.

## ◆ pCoeffs

const q15_t* arm_biquad_casd_df1_inst_q15::pCoeffs

Points to the array of coefficients. The array is of length 5*numStages.

Definition at line 1261 of file arm_math.h.

## ◆ postShift

int8_t arm_biquad_casd_df1_inst_q15::postShift

Additional shift, in bits, applied to each output sample.

Definition at line 1262 of file arm_math.h.

## ◆ pState

q15_t* arm_biquad_casd_df1_inst_q15::pState

Points to the array of state coefficients. The array is of length 4*numStages.

Definition at line 1260 of file arm_math.h.

The documentation for this struct was generated from the following file:

- CMSIS/arm_math.h