57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
#pragma once
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#include <cstdint>
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#include <drivers/include/nrfx_saadc.h>
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#include <systemtask/SystemTask.h>
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namespace Pinetime {
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namespace Controllers {
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class Battery {
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public:
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Battery();
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void Update();
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void Register(System::SystemTask* systemTask);
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uint8_t PercentRemaining() const {
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return percentRemaining;
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}
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uint16_t Voltage() const {
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return voltage;
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}
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bool IsCharging() const {
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// isCharging will go up and down when fully charged
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// isFull makes sure this returns false while fully charged.
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return isCharging && !isFull;
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}
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bool IsPowerPresent() const {
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return isPowerPresent;
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}
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private:
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static Battery* instance;
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nrf_saadc_value_t saadc_value;
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static constexpr nrf_saadc_input_t batteryVoltageAdcInput = NRF_SAADC_INPUT_AIN7;
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uint16_t voltage = 0;
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uint8_t percentRemaining = 0;
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bool isFull = false;
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bool isCharging = false;
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bool isPowerPresent = false;
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void SaadcInit();
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void SaadcEventHandler(nrfx_saadc_evt_t const* p_event);
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static void AdcCallbackStatic(nrfx_saadc_evt_t const* event);
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bool isReading = false;
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Pinetime::System::SystemTask* systemTask = nullptr;
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};
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}
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}
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