cesco/bassofono
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aggiunto oscillatore

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This commit is contained in:
nzasch
2021-12-31 04:22:22 +01:00
parent 36ef31c453
commit 9306bc9852
16 changed files with 743 additions and 240 deletions
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16
codice/Core/Src/rx.c
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@@ -6,7 +6,9 @@
#include "bassofono.h"
#include "rx.h"
int32_t rx_signal;
q31_t rx_nco1_increment;
uint8_t rx_signal, rx_signal_last;
// filtro 2
arm_fir_decimate_instance_q31 st2_filter_I_struct;
@@ -258,15 +260,3 @@ void audio_filter_generate_coeffs(int32_t *Coeffs, uint32_t freq, uint32_t bw, u
Coeffs[index] = (int32_t) ( (double)(FPCoeff[index])*(double)0x7FFFFFFF );
}
}
void rx_measure_signal(q31_t *samples, uint16_t size){
static int32_t old_rx_signal;
uint32_t index;
arm_max_q31(samples, size, &old_rx_signal, &index);
old_rx_signal >>= 10;
if(old_rx_signal != rx_signal) {
rx_signal = old_rx_signal;
// rx_signal = 45;
set_changed(8);
}
}