add percentage rescaling
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5f5c771752
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1 changed files with 7 additions and 1 deletions
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@ -85,6 +85,11 @@ void Battery::SaadcEventHandler(nrfx_saadc_evt_t const* p_event) {
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if (!isFull) {
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if (!isFull) {
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newPercent = std::min(aprox.GetValue(voltage), isCharging ? uint8_t {99} : uint8_t {100});
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newPercent = std::min(aprox.GetValue(voltage), isCharging ? uint8_t {99} : uint8_t {100});
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}
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}
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// quick hack for better values
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// rescale the percentages between 35 and 100
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constexpr uint8_t realMin = 35;
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newPercent = std::max(newPercent, realMin);
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newPercent = (newPercent - realMin) * 100 / (100 - realMin);
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if ((isPowerPresent && newPercent > percentRemaining) || (!isPowerPresent && newPercent < percentRemaining) || firstMeasurement) {
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if ((isPowerPresent && newPercent > percentRemaining) || (!isPowerPresent && newPercent < percentRemaining) || firstMeasurement) {
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firstMeasurement = false;
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firstMeasurement = false;
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@ -93,7 +98,8 @@ void Battery::SaadcEventHandler(nrfx_saadc_evt_t const* p_event) {
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systemTask->PushMessage(System::Messages::BatteryPercentageUpdated);
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systemTask->PushMessage(System::Messages::BatteryPercentageUpdated);
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}
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}
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constexpr uint8_t lowBatteryThreshold {50};
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// warn at 20% battery (wrt. rescaling above)
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constexpr uint8_t lowBatteryThreshold {20};
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if (!isPowerPresent && lastPercentRemaining >= lowBatteryThreshold && percentRemaining < lowBatteryThreshold) {
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if (!isPowerPresent && lastPercentRemaining >= lowBatteryThreshold && percentRemaining < lowBatteryThreshold) {
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systemTask->PushMessage(System::Messages::LowBattery);
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systemTask->PushMessage(System::Messages::LowBattery);
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}
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}
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