51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
#pragma once
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#include <AnalogCard.hpp>
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#include <ExpansionCard.hpp>
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#include <FRAM.h>
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#include <map>
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#define CARD_TYPE_CT 4
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/**
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* @brief The CurrentTransformer class is a class for reading the current and energy from a current transformer that's connected to the AnalogCard.
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* Also supports storing energy to FRAM.
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*/
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class CurrentTransformerCard : public ExpansionCard
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{
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public:
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CurrentTransformerCard(AnalogCard* analogCard, uint8_t pin, float *voltage, std::function<float(uint16_t)> adcToCurrent, uint32_t conversionInterval);
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void bindFRAM(FRAM *fram, uint32_t framAddress); // Takes 16 bytes of FRAM (long double energy)
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bool begin();
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void loop();
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void beginConversion();
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void setEnergy(float energy);
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void resetEnergy();
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float getCurrent();
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double getEnergy();
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float getPower();
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void saveEnergy();
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void loadEnergy();
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void setEnergyAutoSave(bool autoSave);
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float getVoltage();
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uint8_t registerCallback(std::function<void(float, double)> callback);
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void unregisterCallback(uint8_t handler);
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uint8_t getType();
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private:
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AnalogCard* analogCard;
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uint8_t pin;
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uint32_t framAddress;
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FRAM *fram;
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uint32_t conversionInterval;
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bool autoSave;
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float calibration;
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double energy;
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float current;
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float *voltage;
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uint32_t lastConversionTime;
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std::function<float(uint16_t)> adcToCurrent; // std::function that convert adc value to current in amps
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uint8_t handler_count = 0;
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std::map<uint8_t,std::function<void(float, double)>> callbacks;
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};
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