40 lines
877 B
C
40 lines
877 B
C
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/************************************************************************//**
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* \file measure.h
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* \brief Measuring current and voltage from the solar panel
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***************************************************************************/
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#ifndef MEASURE_H
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#define MEASURE_H
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#include <stdint.h>
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static uint16_t offsetCurrent;
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/**
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* Initialize ADC and pins for measuring current and voltage
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*/
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void adc_init(void);
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/**
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* Measure the voltage on the channel for the current.
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* This function is expected to do some filtering.
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*
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* @return The offset
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*/
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uint16_t measure_voltage(void);
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/**
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* Measure the current on the solar panel.
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* This function is expected to do some filtering
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*
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* @param offset : the offset as measured by measure_current_offset
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* @return the current in microamperes
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*/
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uint16_t measure_current(uint16_t offset);
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#endif /* MEASURE_H */
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