msp_biquad_df2_ext_q15_coeffs Struct Reference

Coefficients for extended direct form 2 biquad filter. When using LEA these coefficients must be placed into shared RAM. More...

#include <DSPLib_filter.h>

Data Fields
_iq31	bias
uint16_t	reserved1
_q15	a2
_q15	a1By2
_q15	a0
_q15	b0
_q15	b1By2
_q15	b2
uint16_t	reserved2

Detailed Description

Coefficients for extended direct form 2 biquad filter. When using LEA these coefficients must be placed into shared RAM.

Examples:

filter_ex5_biquad_cascade_df2_ext_q15.c.

Field Documentation

_q15 msp_biquad_df2_ext_q15_coeffs::a0

Coefficient a0

_q15 msp_biquad_df2_ext_q15_coeffs::a1By2

Coefficient a1 divided by two

_q15 msp_biquad_df2_ext_q15_coeffs::a2

Coefficient a2

_q15 msp_biquad_df2_ext_q15_coeffs::b0

Coefficient b0

Examples:

filter_ex5_biquad_cascade_df2_ext_q15.c.

_q15 msp_biquad_df2_ext_q15_coeffs::b1By2

Coefficient b1 divided by two

_q15 msp_biquad_df2_ext_q15_coeffs::b2

Coefficient b2

_iq31 msp_biquad_df2_ext_q15_coeffs::bias

Constant bias added to input.

uint16_t msp_biquad_df2_ext_q15_coeffs::reserved1

Reserved, do not remove

uint16_t msp_biquad_df2_ext_q15_coeffs::reserved2

Reserved, do not remove

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

• DSPLib_filter.h