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* new RX delays based on SNR

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This commit is contained in:
Scott Powell
2025-02-04 12:35:53 +11:00
parent 29e62b9ce2
commit 7da0a5f7ec
13 changed files with 116 additions and 23 deletions
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11
src/helpers/CustomSX1262Wrapper.h
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@@ -2,6 +2,7 @@
#include "CustomSX1262.h"
#include "RadioLibWrappers.h"
#include <math.h>
class CustomSX1262Wrapper : public RadioLibWrapper {
public:
@@ -18,4 +19,14 @@ public:
}
float getLastRSSI() const override { return ((CustomSX1262 *)_radio)->getRSSI(); }
float getLastSNR() const override { return ((CustomSX1262 *)_radio)->getSNR(); }
float packetScore(float snr, int packet_len) override {
int sf = ((CustomSX1262 *)_radio)->spreadingFactor;
const float A = 0.7;
const float B = 0.4;
float ber = exp(-pow(10, (snr / 10)) / (A * pow(10, (snr / 10)) + B * (1 << sf)));
return pow(1 - ber, packet_len * 8);
}
};