Paparazzi UAS  v5.15_devel-81-gd13dafb
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airspeed_ms45xx_i2c.h
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1 /*
2  * Copyright (C) 2014 Freek van Tienen <freek.v.tienen@gmail.com>
3  * 2014 Felix Ruess <felix.ruess@gmail.com>
4  *
5  * This file is part of paparazzi
6  *
7  * paparazzi is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2, or (at your option)
10  * any later version.
11  *
12  * paparazzi is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with paparazzi; see the file COPYING. If not, see
19  * <http://www.gnu.org/licenses/>.
20  */
21 
26 #ifndef AIRSPEED_MS45XX_I2C_H
27 #define AIRSPEED_MS45XX_I2C_H
28 
29 #include "std.h"
30 
32  float pressure;
34  float airspeed;
40  bool sync_send;
41 };
42 
43 extern struct AirspeedMs45xx ms45xx;
44 
45 extern void ms45xx_i2c_init(void);
46 extern void ms45xx_i2c_periodic(void);
47 extern void ms45xx_i2c_event(void);
48 
49 #endif
struct AirspeedMs45xx ms45xx
void ms45xx_i2c_periodic(void)
int16_t temperature
Temperature in 0.1 deg Celcius.
bool pressure_type
Pressure type Differential of Gauge.
void ms45xx_i2c_event(void)
bool autoset_offset
Set offset value from current filtered value.
float pressure
(differential) pressure in Pascal
bool sync_send
Flag to enable sending every new measurement via telemetry for debugging purpose. ...
float airspeed
Airspeed in m/s estimated from (differential) pressure.
float pressure_scale
Scaling factor from raw measurement to Pascal.
float airspeed_scale
Quadratic scale factor to convert (differential) pressure to airspeed.
signed short int16_t
Definition: types.h:17
void ms45xx_i2c_init(void)
float pressure_offset
Offset in Pascal.