arm_fir_example_f32.c File Reference

#include "arm_math.h"
#include "math_helper.h"

Go to the source code of this file.

Defines
#define	TEST_LENGTH_SAMPLES   320
#define	SNR_THRESHOLD_F32   140.0f
#define	BLOCK_SIZE   32
#define	NUM_TAPS   29
Functions
int32_t	main (void)
Variables
float32_t	testInput_f32_1kHz_15kHz [TEST_LENGTH_SAMPLES]
float32_t	refOutput [TEST_LENGTH_SAMPLES]
static float32_t	testOutput [TEST_LENGTH_SAMPLES]
static float32_t	firStateF32 [BLOCK_SIZE+NUM_TAPS-1]
const float32_t	firCoeffs32 [NUM_TAPS]
uint32_t	blockSize = BLOCK_SIZE
uint32_t	numBlocks = TEST_LENGTH_SAMPLES/BLOCK_SIZE
float32_t	snr

---

Define Documentation

#define TEST_LENGTH_SAMPLES   320

Definition at line 110 of file arm_fir_example_f32.c.

#define SNR_THRESHOLD_F32   140.0f

Examples:

arm_fir_example_f32.c, and arm_graphic_equalizer_example_q31.c.

Definition at line 111 of file arm_fir_example_f32.c.

#define BLOCK_SIZE   32

Examples:

arm_fir_example_f32.c.

Definition at line 112 of file arm_fir_example_f32.c.

#define NUM_TAPS   29

Examples:

arm_fir_example_f32.c.

Definition at line 113 of file arm_fir_example_f32.c.

---

Function Documentation

int32_t main

(

void

)

Definition at line 160 of file arm_fir_example_f32.c.

---

Variable Documentation

float32_t testInput_f32_1kHz_15kHz[TEST_LENGTH_SAMPLES]

Examples:

arm_fir_example_f32.c.

float32_t refOutput[TEST_LENGTH_SAMPLES]

Examples:

arm_fir_example_f32.c.

float32_t testOutput[TEST_LENGTH_SAMPLES] [static]

Definition at line 127 of file arm_fir_example_f32.c.

float32_t firStateF32[BLOCK_SIZE+NUM_TAPS-1] [static]

Definition at line 133 of file arm_fir_example_f32.c.

const float32_t firCoeffs32[NUM_TAPS]

Initial value:

 { 
-0.0018225230f, -0.0015879294f, +0.0000000000f, +0.0036977508f, +0.0080754303f, +0.0085302217f, -0.0000000000f, -0.0173976984f, 
-0.0341458607f, -0.0333591565f, +0.0000000000f, +0.0676308395f, +0.1522061835f, +0.2229246956f, +0.2504960933f, +0.2229246956f, 
+0.1522061835f, +0.0676308395f, +0.0000000000f, -0.0333591565f, -0.0341458607f, -0.0173976984f, -0.0000000000f, +0.0085302217f, 
+0.0080754303f, +0.0036977508f, +0.0000000000f, -0.0015879294f, -0.0018225230f 
}

Examples:

arm_fir_example_f32.c.

Definition at line 140 of file arm_fir_example_f32.c.

uint32_t blockSize = BLOCK_SIZE

Examples:

arm_fir_example_f32.c, arm_signal_converge_example_f32.c, arm_sin_cos_example_f32.c, and arm_variance_example_f32.c.

Definition at line 151 of file arm_fir_example_f32.c.

uint32_t numBlocks = TEST_LENGTH_SAMPLES/BLOCK_SIZE

Examples:

arm_fir_example_f32.c.

Definition at line 152 of file arm_fir_example_f32.c.

float32_t snr

Definition at line 154 of file arm_fir_example_f32.c.