/home/travis/build/lis-epfl/MAVRIC_Library/drivers/unsupported/airspeed_analog.h

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/*******************************************************************************
 * \file airspedd_analog.h
 * 
 * \author MAV'RIC Team
 * \author Julien Lecoeur, Simon Pyroth
 *   
 * \brief This file is the driver for the DIYdrones airspeed sensor V20 
 * (old analog version)
 *
 ******************************************************************************/


#ifndef AIRSPEED_ANALOG_H_
#define AIRSPEED_ANALOG_H_

#ifdef __cplusplus
    extern "C" {
#endif

#include <stdint.h>
#include "analog_monitor.h"
#include "scheduler.h"



typedef struct 
{
    analog_rails_t analog_rail;     
    float pressure_offset;          
    float calibration_gain;         
    float conversion_factor;        
    float correction_gain;          
    float correction_offset;        
    float filter_gain;              
} airspeed_analog_conf_t;

typedef struct {
    analog_monitor_t* analog_monitor;       
    uint8_t analog_channel;                 
    float voltage;                          
    
    float pressure_offset;                  
    float differential_pressure;            
    float conversion_factor;                
    float correction_gain;                  
    float correction_offset;                
    float alpha;                            
    
    float raw_airspeed;                     
    float scaled_airspeed;                  
    float airspeed;                         
    float last_airspeed;                    
    
    bool calibrating;                       
    float calibration_gain;                 
} airspeed_analog_t;

bool airspeed_analog_init(airspeed_analog_t* airspeed_analog, analog_monitor_t* analog_monitor, const airspeed_analog_conf_t* config);

void airspeed_analog_start_calibration(airspeed_analog_t* airspeed_analog);

void airspeed_analog_stop_calibration(airspeed_analog_t* airspeed_analog);

task_return_t airspeed_analog_update(airspeed_analog_t* airspeed_analog);

#ifdef __cplusplus
}
#endif

#endif /* AIRSPEED_ANALOG_H_ */