ardupilot/libraries/AP_Airspeed/AP_Airspeed_ASP5033.h

53 lines
1.5 KiB
C++

/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "AP_Airspeed_config.h"
#if AP_AIRSPEED_ASP5033_ENABLED
/*
backend driver for airspeed from I2C
*/
#include "AP_Airspeed_Backend.h"
class AP_Airspeed_ASP5033 : public AP_Airspeed_Backend
{
public:
using AP_Airspeed_Backend::AP_Airspeed_Backend;
bool init() override;
// return the current differential_pressure in Pascal
bool get_differential_pressure(float &_pressure) override;
// return the current temperature in degrees C, if available
bool get_temperature(float &_temperature) override;
private:
void timer();
bool confirm_sensor_id(void);
float temp_sum;
float press_sum;
float last_pressure;
float last_temperature;
uint32_t press_count;
uint32_t temp_count;
uint32_t last_sample_ms;
AP_HAL::OwnPtr<AP_HAL::I2CDevice> dev;
};
#endif // AP_AIRSPEED_ASP5033_ENABLED