SPECTRAL_HT20_NUM_BINS
int dc_pos = SPECTRAL_HT20_NUM_BINS / 2;
SPECTRAL_HT20_NUM_BINS);
memcpy(fft_sample_20.data, sample_buf, SPECTRAL_HT20_NUM_BINS);
for (i = 0; i < SPECTRAL_HT20_NUM_BINS; i++) {
num_bins = SPECTRAL_HT20_NUM_BINS;
return spectral_max_index(bins, SPECTRAL_HT20_NUM_BINS);
u8 data[SPECTRAL_HT20_NUM_BINS];
SPECTRAL_HT20_NUM_BINS)
u8 data[SPECTRAL_HT20_NUM_BINS];