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Increase sensitivity (#2309)

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Increase sensitivity of Weather and SubghzD apps.
This commit is contained in:
Totoo
2024-10-17 10:22:01 +02:00
committed by GitHub
parent cc7123b28d
commit cb3774ad81
9 changed files with 486 additions and 38 deletions
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24
firmware/baseband/proc_subghzd.hpp
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@@ -32,7 +32,14 @@
#include "message.hpp"
#include "dsp_decimate.hpp"
#pragma GCC push_options
#pragma GCC optimize("Os")
#include "fprotos/subghzdprotos.hpp"
#pragma GCC pop_options
#define OOK_EST_HIGH_RATIO 3 // Constant for slowness of OOK high level estimator
#define OOK_EST_LOW_RATIO 5 // Constant for slowness of OOK low level (noise) estimator (very slow)
#define OOK_MAX_HIGH_LEVEL 450000
class SubGhzDProcessor : public BasebandProcessor {
public:
@@ -40,9 +47,18 @@ class SubGhzDProcessor : public BasebandProcessor {
void on_message(const Message* const message) override;
private:
enum {
STATE_IDLE = 0,
STATE_PULSE = 1,
STATE_GAP_START = 2,
STATE_GAP = 3,
} sig_state = STATE_IDLE;
uint32_t low_estimate = 100;
uint32_t high_estimate = 12000;
uint32_t min_high_level = 10;
uint8_t numg = 0; // count of matched signals to filter spikes
size_t baseband_fs = 0; // will be set later by configure message
uint32_t nsPerDecSamp = 0;
uint8_t modulation = 0;
/* Array Buffer aux. used in decim0 and decim1 IQ c16 signed data ; (decim0 defines the max length of the array) */
std::array<complex16_t, 512> dst{}; // decim0 /4 , 2048/4 = 512 complex I,Q
@@ -55,14 +71,10 @@ class SubGhzDProcessor : public BasebandProcessor {
dsp::decimate::FIRC16xR16x16Decim2 decim_1{};
uint32_t currentDuration = 0;
uint32_t threshold = 0x0630; // will overwrite after the first iteration
uint32_t threshold = 0x0630;
bool currentHiLow = false;
bool configured{false};
// for threshold
uint32_t cnt = 0;
uint32_t tm = 0;
FProtoListGeneral* protoList = new SubGhzDProtos(); // holds all the protocols we can parse
void configure(const SubGhzFPRxConfigureMessage& message);