Instance structure for the Q31 Biquad cascade filter. More...

#include <arm_math.h>

Detailed Description

Instance structure for the Q31 Biquad cascade filter.

Definition at line 1277 of file arm_math.h.

Member Data Documentation

uint32_t arm_biquad_casd_df1_inst_q31::numStages

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

Definition at line 1279 of file arm_math.h.

q31_t* arm_biquad_casd_df1_inst_q31::pCoeffs

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

Definition at line 1281 of file arm_math.h.

uint8_t arm_biquad_casd_df1_inst_q31::postShift

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

Definition at line 1282 of file arm_math.h.

q31_t* arm_biquad_casd_df1_inst_q31::pState

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

Definition at line 1280 of file arm_math.h.

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