mirror of https://github.com/ArduPilot/ardupilot
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
#pragma once
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#include <AP_Common/AP_Common.h>
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#include <AP_HAL/I2CDevice.h>
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#include "AP_BattMonitor_Backend.h"
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#include <utility>
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#define HAL_BATTMON_LTC2946_ENABLED defined(HAL_BATTMON_LTC2946_BUS) && defined(HAL_BATTMON_LTC2946_ADDR)
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#if HAL_BATTMON_LTC2946_ENABLED
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class AP_BattMonitor_LTC2946 : public AP_BattMonitor_Backend
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{
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public:
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// inherit constructor
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using AP_BattMonitor_Backend::AP_BattMonitor_Backend;
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bool has_cell_voltages() const override { return false; }
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bool has_temperature() const override { return false; }
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bool has_current() const override { return true; }
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bool reset_remaining(float percentage) override { return false; }
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bool get_cycle_count(uint16_t &cycles) const override { return false; }
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virtual void init(void) override;
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virtual void read() override;
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private:
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AP_HAL::OwnPtr<AP_HAL::I2CDevice> dev;
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bool read_word(const uint8_t reg, uint16_t& data) const;
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void timer(void);
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struct {
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uint16_t count;
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float volt_sum;
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float current_sum;
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HAL_Semaphore sem;
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} accumulate;
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float current_LSB;
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float voltage_LSB;
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};
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#endif // HAL_BATTMON_LTC2946_ENABLED
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