21 lines
334 B
C
21 lines
334 B
C
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#ifndef _IIR_H_
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#define _IIR_H_
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#include <stdbool.h>
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#include <stdint.h>
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#include "nrf.h"
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#include "string.h"
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#include "arm_math.h"
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void FilterInit(void);
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void arm_iir_f32_bs(void);
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void arm_iir_f32_bp(void);
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void bs_bp(float32_t *bpinputF32_IN,float32_t *bsoutputF32_IN);
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float math_caculate_signal(uint16_t sampleHz);
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#endif
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