ardupilot/libraries/AP_BattMonitor/AP_BattMonitor_LTC2946.h

42 lines
1.1 KiB
C++

#pragma once
#include <AP_Common/AP_Common.h>
#include <AP_HAL/I2CDevice.h>
#include "AP_BattMonitor_Backend.h"
#include <utility>
#if AP_BATTERY_LTC2946_ENABLED
class AP_BattMonitor_LTC2946 : public AP_BattMonitor_Backend
{
public:
// inherit constructor
using AP_BattMonitor_Backend::AP_BattMonitor_Backend;
bool has_cell_voltages() const override { return false; }
bool has_temperature() const override { return false; }
bool has_current() const override { return true; }
bool reset_remaining(float percentage) override { return false; }
bool get_cycle_count(uint16_t &cycles) const override { return false; }
virtual void init(void) override;
virtual void read() override;
private:
AP_HAL::OwnPtr<AP_HAL::I2CDevice> dev;
bool read_word(const uint8_t reg, uint16_t& data) const;
void timer(void);
struct {
uint16_t count;
float volt_sum;
float current_sum;
HAL_Semaphore sem;
} accumulate;
float current_LSB;
float voltage_LSB;
};
#endif // AP_BATTERY_LTC2946_ENABLED