mirror of https://github.com/rusefi/rusefi.git
40 lines
677 B
C++
40 lines
677 B
C++
#include "pch.h"
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#include "speedometer.h"
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static SimplePwm speedoPwm("speedo");
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static bool hasSpeedoInit = false;
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void speedoUpdate() {
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if (!hasSpeedoInit) {
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return;
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}
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float kph = Sensor::getOrZero(SensorType::VehicleSpeed);
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float kps = kph * (1. / 3600);
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float freq = kps * engineConfiguration->speedometerPulsePerKm;
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if (freq < 1) {
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freq = NAN;
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}
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speedoPwm.setFrequency(freq);
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}
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void initSpeedometer() {
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hasSpeedoInit = false;
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if (!isBrainPinValid(engineConfiguration->speedometerOutputPin)) {
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return;
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}
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startSimplePwm(&speedoPwm,
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"Speedometer",
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&engine->executor,
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&enginePins.speedoOut,
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NAN, 0.5f);
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hasSpeedoInit = true;
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}
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