508 lines
17 KiB
C
508 lines
17 KiB
C
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#include "os_types.h"
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#include "os_mem_api.h"
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#include "dbg_io.h"
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#include "iot_diag.h"
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#include "iot_io.h"
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#include "ahb_hw.h"
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#include "afft_hw.h"
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#include "iot_afft_api.h"
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#include "iot_simd_api.h"
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#include "cpu.h"
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#include "math.h"
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#include "fft_input_real.h"
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#include "ifft_input_real.h"
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#include "fft_output_real.h"
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#include "ifft_output_real.h"
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#include "fft_input_complex.h"
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#include "ifft_input_complex.h"
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#include "fft_output_complex.h"
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#include "ifft_output_complex.h"
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// test different data mode
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#include "input_real.h"
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#include "input_ireal.h"
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#define AFFT_FFT_REAL_24 (1 << 0)
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#define AFFT_IFFT_REAL_24 (1 << 1)
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#define AFFT_FFT_COMPLEX_24 (1 << 2)
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#define AFFT_IFFT_COMPLEX_24 (1 << 3)
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#define AFFT_ALL (AFFT_FFT_REAL_24 | AFFT_IFFT_REAL_24 \
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| AFFT_FFT_COMPLEX_24 | AFFT_IFFT_COMPLEX_24)
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#define TEST_CASE_AFFT (AFFT_ALL)
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#define AFFT_FFT_LOW_24 (1 << 0)
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#define AFFT_FFT_HIGH_24 (1 << 1)
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#define AFFT_FFT_16_REAL (1 << 2)
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#define AFFT_FFT_FLOAT (1 << 3)
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#define AFFT_IFFT_LOW_24 (1 << 4)
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#define AFFT_IFFT_HIGH_24 (1 << 5)
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#define AFFT_IFFT_16_REAL (1 << 6)
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#define AFFT_IFFT_FLOAT (1 << 7)
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#define AFFT_FFT_COMPLEX_LOW_24 (1 << 8)
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#define AFFT_IFFT_COMPLEX_LOW_24 (1 << 9)
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#define AFFT_TEST_DM_ALL (AFFT_IFFT_LOW_24 | AFFT_IFFT_HIGH_24 | \
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AFFT_IFFT_16_REAL |AFFT_IFFT_FLOAT)
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#define TEST_CASE_DATA_MODE (AFFT_FFT_COMPLEX_LOW_24|AFFT_IFFT_COMPLEX_LOW_24|AFFT_FFT_LOW_24|AFFT_IFFT_LOW_24|AFFT_IFFT_HIGH_24|AFFT_FFT_HIGH_24) //(AFFT_FFT_FLOAT)
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typedef struct _mcycle_cnt {
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uint64_t fft_float; // 512w fft float cost
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uint64_t sw_dma_itoi; // 512w
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uint64_t sw_dma_ftoi;
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uint32_t sw_dma_itof;
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} mcycle_cnt_t;
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typedef struct _cycle_cpy {
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uint64_t memcpy_ram2ram;
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uint64_t memcpy_ram2fft;
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uint64_t memcpy_fft2ram;
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uint64_t simd_ram2ram;
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uint64_t simd_ram2fft;
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uint64_t simd_fft2ram;
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uint64_t swdma_ram2ram;
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uint64_t swdma_ram2fft;
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uint64_t swdma_fft2ram;
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} mcycle_cpy_t;
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mcycle_cnt_t g_mcycle_cnt = {0};
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mcycle_cpy_t g_mcycle_cpy = {0};
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uint32_t result[1024] = {0};
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void output_compare(uint32_t *dst, uint32_t *src, uint32_t size)
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{
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uint32_t s = 0;
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uint32_t d = 0;
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uint32_t inc = 0;
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uint32_t err_cnt = 0;
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for(uint32_t i = 0; i < size; i++) {
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s = (*(src + i) & ~0xff000000);
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d = (*(dst + i) & ~0xff000000);
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if (s >= d) {
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inc = s - d;
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} else {
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inc = d - s;
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}
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if (inc > 5) {
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if(err_cnt<20)
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iot_printf("error i: %d, val: [result:%d - %d], inc: %d\n",
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i, (int32_t)(*(src + i)), (int32_t)(*(dst + i)), inc);
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err_cnt++;
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//return;
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}
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}
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if(err_cnt==0)
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iot_printf("successful.....\n");
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else
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iot_printf("ERROR: err_cnt %d.....\n",err_cnt);
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}
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void output_print(uint32_t *dst, uint32_t *src, uint32_t size)
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{
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for(uint32_t i = 0; i < size; i++) {
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int32_t tmp;
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tmp = (int32_t )(*(dst+i));
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iot_printf("%08x\n", tmp);
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}
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iot_printf("successful.....\n");
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}
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void data_left_shift(void *dst, void *src, uint32_t len, uint8_t bit)
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{
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uint32_t *d = (uint32_t *)dst;
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uint32_t *s = (uint32_t *) src;
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for(uint32_t i = 0; i < len; i++) {
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*(d + i) = (*(s +i) << bit);
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}
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}
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void data_bind(void *dst, void *src, uint32_t len)
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{
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uint32_t *d = (uint32_t *)dst;
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uint32_t *s = (uint32_t *) src;
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for(uint32_t i = 0; i < len/2; i++) {
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*(d + i) = (*(s +i*2)&0xffff) + (*(s + 2*i+1) << 16);
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}
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}
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void data_right_shift(void *dst, void *src, uint32_t len, uint8_t bit)
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{
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int32_t *d = (int32_t *)dst;
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int32_t *s = (int32_t *) src;
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for(uint32_t i = 0; i < len; i++) {
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*(d + i) = (*(s +i) >> bit);
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}
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}
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void afft_new_test()
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{
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uint64_t org = cpu_get_mcycle();
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iot_printf("----------------------mcycle org: %d-------------------\n", org);
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#if (TEST_CASE_DATA_MODE & AFFT_FFT_LOW_24)
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iot_printf("afft test fft 256 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_fft(result, (uint32_t *)input_real_256, 256,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_256); //result
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output_compare((uint32_t *)result, (uint32_t *)output_real_256, 256);
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iot_printf("afft test fft 512 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_fft(result, (uint32_t *)input_real_512, 512,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_512); //result
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output_compare((uint32_t *)result, (uint32_t *)output_real_512, 512);
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iot_printf("afft test fft 1024 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_fft(result, (uint32_t *)input_real_1024, 1024,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_1024); //result
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output_compare((uint32_t *)result, (uint32_t *)output_real_1024, 1024);
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iot_printf("afft test fft 64 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_init();
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iot_afft_real_fft(result, (uint32_t *)input_real_64, 64,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_64); //result
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output_compare((uint32_t *)result, (uint32_t *)output_real_64, 64);
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iot_printf("afft test fft 128 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_fft(result, (uint32_t *)input_real_128, 128,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_128); //result
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output_compare((uint32_t *)result, (uint32_t *)output_real_128, 128);
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#endif
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#if (TEST_CASE_DATA_MODE & AFFT_FFT_HIGH_24)
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iot_printf("afft test fft 256 high 24bit real data\n");
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os_mem_set(result, 0, 1024);
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data_left_shift(input_real_256_h24, input_real_256, 256, 8);
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iot_afft_real_fft(result, (uint32_t *)input_real_256_h24, 256,
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AFFT_FMT_HIGH_24BIT, AFFT_REAL_256); //result
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data_right_shift(result, result, 256, 8);
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output_compare((uint32_t *)result, (uint32_t *)output_real_256, 256);
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iot_printf("afft test fft 512 high 24bit real data\n");
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os_mem_set(result, 0, 1024);
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data_left_shift(input_real_512_h24, input_real_512, 512, 8);
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iot_afft_real_fft(result, (uint32_t *)input_real_512_h24, 512,
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AFFT_FMT_HIGH_24BIT, AFFT_REAL_512);
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data_right_shift(result, result, 512, 8);
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output_compare((uint32_t *)result, (uint32_t *)output_real_512, 512);
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iot_printf("afft test fft 1024 high 24bit real data\n");
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os_mem_set(result, 0, 1024);
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data_left_shift(input_real_1024_h24, input_real_1024, 1024, 8);
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iot_afft_real_fft(result, (uint32_t *)input_real_1024_h24, 1024,
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AFFT_FMT_HIGH_24BIT, AFFT_REAL_1024); //result
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data_right_shift(result, result, 1024, 8);
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output_compare((uint32_t *)result, (uint32_t *)output_real_1024, 1024);
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iot_printf("afft test fft 64 high 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_init();
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data_left_shift(input_real_64_h24, input_real_64, 64, 8);
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iot_afft_real_fft(result, (uint32_t *)input_real_64_h24, 64,
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AFFT_FMT_HIGH_24BIT, AFFT_REAL_64);
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data_right_shift(result, result, 64, 8);
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output_compare((uint32_t *)result, (uint32_t *)output_real_64, 64);
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iot_printf("afft test fft 128 high 24bit real data\n");
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os_mem_set(result, 0, 1024);
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data_left_shift(input_real_128_h24, input_real_128, 128, 8);
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iot_afft_real_fft(result, (uint32_t *)input_real_128_h24, 128,
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AFFT_FMT_HIGH_24BIT, AFFT_REAL_128);
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data_right_shift(result, result, 128, 8);
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output_compare((uint32_t *)result, (uint32_t *)output_real_128, 128);
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#endif
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#if (TEST_CASE_DATA_MODE & AFFT_FFT_16_REAL)
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iot_printf("afft test fft 512 16-16bit real data\n");
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os_mem_set(result, 0, 1024);
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data_bind(input_real_512_1616, input_real_512, 512);
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iot_afft_real_fft(result, (uint32_t *)input_real_512_1616, 256,
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AFFT_FMT_16BIT, AFFT_REAL_512);
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iot_printf("output fft real 24:\n");
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for(uint32_t i = 0; i < 256; i++) {
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uint32_t tmp;
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tmp = (uint32_t )(*(result+i));
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iot_printf("0x%08x\n", tmp);
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iot_printf("-\n");
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}
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for(uint32_t i = 0; i < 256; i++) {
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int16_t low;
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int16_t high;
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low = (int16_t)(result[i] & 0xffff);
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high = (int16_t)((result[i] & 0xffff0000) >> 16);
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iot_printf("%d\n", low);
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iot_printf("%d\n", high);
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}
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iot_printf("AFFT_FFT_REAL_24 done....\n");
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#endif
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#if (TEST_CASE_DATA_MODE & AFFT_FFT_FLOAT)
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iot_printf("afft test fft 512 float real data\n");
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os_mem_set(result, 0, 1024);
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org = cpu_get_mcycle();
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iot_afft_real_fft(result, (uint32_t *)input_float_512, 512,
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AFFT_FMT_FLOAT_32BIT, AFFT_REAL_512);
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g_mcycle_cnt.fft_float = cpu_get_mcycle() - org;
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iot_printf("output fft real 24:\n");
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for(uint32_t i = 0; i < 512; i++) {
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uint32_t tmp;
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tmp = (uint32_t )(*(result+i));
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iot_printf("0x%08x\n", tmp);
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}
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iot_printf("AFFT_FFT_REAL_24 done....\n");
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#endif
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#if (TEST_CASE_DATA_MODE & AFFT_IFFT_LOW_24)
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iot_printf("afft test ifft 256 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_ifft(result, (uint32_t *)input_ireal_256, 256,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_256);
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output_compare((uint32_t *)result, (uint32_t *)output_ireal_256, 256);
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iot_printf("afft test ifft 512 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_ifft(result, (uint32_t *)input_ireal_512, 512,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_512);
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output_compare((uint32_t *)result, (uint32_t *)output_ireal_512, 512);
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iot_printf("afft test ifft 1024 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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iot_afft_real_ifft(result, (uint32_t *)input_ireal_1024, 1024,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_1024);
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output_compare((uint32_t *)result, (uint32_t *)output_ireal_1024, 1024);
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iot_printf("afft test ifft 64 low 24bit real data\n");
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iot_afft_init();
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os_mem_set(result, 0, 1024);
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iot_afft_real_ifft(result, (uint32_t *)input_ireal_64, 64,
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AFFT_FMT_LOW_24BIT, AFFT_REAL_64);
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output_compare((uint32_t *)result, (uint32_t *)output_ireal_64, 64);
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iot_printf("afft test ifft 128 low 24bit real data\n");
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os_mem_set(result, 0, 1024);
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||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_128, 128,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_REAL_128);
|
||
|
|
output_compare((uint32_t *)result, (uint32_t *)output_ireal_128, 128);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if (TEST_CASE_DATA_MODE & AFFT_IFFT_HIGH_24)
|
||
|
|
iot_printf("afft test ifft 256 high 24bit real data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
data_left_shift(input_ireal_256_h24, input_ireal_256, 256, 8);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_256_h24, 256,
|
||
|
|
AFFT_FMT_HIGH_24BIT, AFFT_REAL_256);
|
||
|
|
data_right_shift(result, result, 256, 8);
|
||
|
|
output_compare((uint32_t *)result, (uint32_t *)output_ireal_256, 256);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 512 high 24bit real data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
data_left_shift(input_ireal_512_h24, input_ireal_512, 512, 8);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_512_h24, 512,
|
||
|
|
AFFT_FMT_HIGH_24BIT, AFFT_REAL_512);
|
||
|
|
data_right_shift(result, result, 512, 8);
|
||
|
|
output_compare((uint32_t *)result, (uint32_t *)output_ireal_512, 512);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 1024 high 24bit real data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
data_left_shift(input_ireal_1024_h24, input_ireal_1024, 1024, 8);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_1024_h24, 1024,
|
||
|
|
AFFT_FMT_HIGH_24BIT, AFFT_REAL_1024);
|
||
|
|
data_right_shift(result, result, 1024, 8);
|
||
|
|
output_compare((uint32_t *)result, (uint32_t *)output_ireal_1024, 1024);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 64 high 24bit real data\n");
|
||
|
|
iot_afft_init();
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
data_left_shift(input_ireal_64_h24, input_ireal_64, 64, 8);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_64_h24, 64,
|
||
|
|
AFFT_FMT_HIGH_24BIT, AFFT_REAL_64);
|
||
|
|
data_right_shift(result, result, 64, 8);
|
||
|
|
output_compare((uint32_t *)result, (uint32_t *)output_ireal_64, 64);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 128 high 24bit real data\n");
|
||
|
|
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
data_left_shift(input_ireal_128_h24, input_ireal_128, 128, 8);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_128_h24, 128,
|
||
|
|
AFFT_FMT_HIGH_24BIT, AFFT_REAL_128);
|
||
|
|
data_right_shift(result, result, 128, 8);
|
||
|
|
output_compare((uint32_t *)result, (uint32_t *)output_ireal_128, 128);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if (TEST_CASE_DATA_MODE & AFFT_IFFT_16_REAL)
|
||
|
|
iot_printf("afft test ifft 512 16-16bit real data\n");
|
||
|
|
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
data_bind(input_ireal_512_1616, input_ireal_512, 512);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ireal_512_1616, 256,
|
||
|
|
AFFT_FMT_16BIT, AFFT_REAL_512);
|
||
|
|
iot_printf("output fft real 24:\n");
|
||
|
|
for(uint32_t i = 0; i < 256; i++) {
|
||
|
|
uint32_t tmp;
|
||
|
|
tmp = (uint32_t )(*(result+i));
|
||
|
|
iot_printf("0x%08x\n", tmp);
|
||
|
|
iot_printf("-\n");
|
||
|
|
}
|
||
|
|
for(uint32_t i = 0; i < 256; i++) {
|
||
|
|
int16_t low;
|
||
|
|
int16_t high;
|
||
|
|
|
||
|
|
low = (int16_t)(result[i] & 0xffff);
|
||
|
|
high = (int16_t)((result[i] & 0xffff0000) >> 16);
|
||
|
|
iot_printf("%d\n", low);
|
||
|
|
iot_printf("%d\n", high);
|
||
|
|
}
|
||
|
|
|
||
|
|
iot_printf("AFFT_FFT_REAL_24 done....\n");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if (TEST_CASE_DATA_MODE & AFFT_IFFT_FLOAT)
|
||
|
|
iot_printf("afft test ifft 512 float data\n");
|
||
|
|
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_real_ifft(result, (uint32_t *)input_ifloat_512, 512,
|
||
|
|
AFFT_FMT_FLOAT_32BIT, AFFT_REAL_512);
|
||
|
|
iot_printf("output fft real 24:\n");
|
||
|
|
for(uint32_t i = 0; i < 512; i++) {
|
||
|
|
uint32_t tmp;
|
||
|
|
tmp = (uint32_t )(*(result+i));
|
||
|
|
iot_printf("0x%08x\n", tmp);
|
||
|
|
}
|
||
|
|
iot_printf("AFFT_FFT_REAL_24 done....\n");
|
||
|
|
#endif
|
||
|
|
#if (TEST_CASE_DATA_MODE & AFFT_FFT_COMPLEX_LOW_24)
|
||
|
|
iot_printf("afft test fft 256 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_fft(result, fft_input_256_complex, 256,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_128);
|
||
|
|
output_compare((uint32_t *)result, fft_output_256_complex, 256);
|
||
|
|
|
||
|
|
iot_printf("afft test fft 512 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_fft(result, fft_input_512_complex, 512,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_256);
|
||
|
|
output_compare((uint32_t *)result, fft_output_512_complex, 512);
|
||
|
|
|
||
|
|
iot_printf("afft test fft 1K 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_fft(result, fft_input_complex, 1024,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_512);
|
||
|
|
output_compare((uint32_t *)result, fft_output_complex, 1024);
|
||
|
|
|
||
|
|
iot_printf("afft test fft 64 24bit complex data\n");
|
||
|
|
iot_afft_init();
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_fft(result, fft_input_64_complex, 64,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_32);
|
||
|
|
output_compare((uint32_t *)result, fft_output_64_complex, 64);
|
||
|
|
|
||
|
|
|
||
|
|
iot_printf("afft test fft 128 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_fft(result, fft_input_128_complex, 128,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_64);
|
||
|
|
output_compare((uint32_t *)result, fft_output_128_complex, 128);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
#if (TEST_CASE_DATA_MODE & AFFT_IFFT_COMPLEX_LOW_24)
|
||
|
|
iot_printf("afft test ifft 256 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_ifft(result, ifft_input_256_complex, 256,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_128);
|
||
|
|
output_compare((uint32_t *)result, ifft_output_256_complex, 256);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 512 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_ifft(result, ifft_input_512_complex, 512,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_256);
|
||
|
|
output_compare((uint32_t *)result, ifft_output_512_complex, 512);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 1K 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_ifft(result, ifft_input_complex, 1024,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_512);
|
||
|
|
output_compare((uint32_t *)result, ifft_output_complex, 1024);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 64 24bit complex data\n");
|
||
|
|
iot_afft_init();
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_ifft(result, ifft_input_64_complex, 64,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_32);
|
||
|
|
output_compare((uint32_t *)result, ifft_output_64_complex, 64);
|
||
|
|
|
||
|
|
iot_printf("afft test ifft 128 24bit complex data\n");
|
||
|
|
os_mem_set(result, 0, 1024);
|
||
|
|
iot_afft_complex_ifft(result, ifft_input_128_complex, 128,
|
||
|
|
AFFT_FMT_LOW_24BIT, AFFT_COMPLEX_64);
|
||
|
|
output_compare((uint32_t *)result, ifft_output_128_complex, 128);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
float sw_dma_test[512] = {0};
|
||
|
|
|
||
|
|
float sw_out[512] = {0};
|
||
|
|
extern void sw_dma_memcpy(void *dest, void *src, uint16_t total_len);
|
||
|
|
extern void* memcpy(void* dest, const void* src, uint32_t size);
|
||
|
|
|
||
|
|
|
||
|
|
int main(void)
|
||
|
|
{
|
||
|
|
volatile uint32_t mstatus = 0x8001f888;
|
||
|
|
asm volatile ("csrw mstatus, %0" : "=r"(mstatus));
|
||
|
|
dbg_uart_init();
|
||
|
|
|
||
|
|
//iot_dbg_uart_set_port(IOT_UART_PORT0, 3000000, 0, 8, 1);
|
||
|
|
|
||
|
|
iot_printf("\n-------AUDIO FFT TEST---------\n");
|
||
|
|
|
||
|
|
iot_afft_init();
|
||
|
|
|
||
|
|
|
||
|
|
while(1) {
|
||
|
|
afft_new_test();
|
||
|
|
}
|
||
|
|
iot_printf("\n-------AUDIO FFT TEST FINISH---------\n");
|
||
|
|
|
||
|
|
while(1);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|