mirror of https://github.com/rusefi/rusefi-1.git
63 lines
1.3 KiB
C++
63 lines
1.3 KiB
C++
#include "adc_subscription.h"
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#include "adc_inputs.h"
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#include "engine.h"
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#include "perf_trace.h"
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#include <iterator>
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EXTERN_ENGINE;
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#if !EFI_UNIT_TEST
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struct AdcSubscriptionEntry {
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FunctionalSensor *Sensor;
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float VoltsPerAdcVolt;
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adc_channel_e Channel;
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};
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static size_t s_nextEntry = 0;
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static AdcSubscriptionEntry s_entries[8];
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void AdcSubscription::SubscribeSensor(FunctionalSensor &sensor,
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adc_channel_e channel,
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float voltsPerAdcVolt /*= 0.0f*/) {
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// Don't subscribe null channels
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if (channel == EFI_ADC_NONE) {
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return;
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}
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// bounds check
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if (s_nextEntry >= std::size(s_entries)) {
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return;
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}
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// if 0, default to the board's divider coefficient
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if (voltsPerAdcVolt == 0) {
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voltsPerAdcVolt = engineConfiguration->analogInputDividerCoefficient;
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}
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// Populate the entry
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auto &entry = s_entries[s_nextEntry];
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entry.Sensor = &sensor;
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entry.VoltsPerAdcVolt = voltsPerAdcVolt;
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entry.Channel = channel;
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s_nextEntry++;
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}
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void AdcSubscription::UpdateSubscribers(efitick_t nowNt) {
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ScopePerf perf(PE::AdcSubscriptionUpdateSubscribers);
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for (size_t i = 0; i < s_nextEntry; i++) {
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auto &entry = s_entries[i];
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float mcuVolts = getVoltage("sensor", entry.Channel);
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float sensorVolts = mcuVolts * entry.VoltsPerAdcVolt;
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entry.Sensor->postRawValue(sensorVolts, nowNt);
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}
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}
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#endif // !EFI_UNIT_TEST
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