Paparazzi UAS  v5.0.5_stable-7-g4b8bbb7
Paparazzi is a free software Unmanned Aircraft System.
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baro_board_module.c
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1 /*
2  * Copyright (C) 2012 Gautier Hattenberger
3  *
4  * This file is part of paparazzi.
5  *
6  * paparazzi is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2, or (at your option)
9  * any later version.
10  *
11  * paparazzi is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with paparazzi; see the file COPYING. If not, write to
18  * the Free Software Foundation, 59 Temple Place - Suite 330,
19  * Boston, MA 02111-1307, USA.
20  *
21  */
22 
23 /*
24  * Wrapper for the board specific barometer
25  * Allows to use external baro sensor to feed the general baro interface
26  */
27 
29 
30 /* Common Baro struct */
31 struct Baro baro;
32 
33 /* Counter to init custom baro at startup */
34 #define BARO_STARTUP_COUNTER 200
36 
40 void baro_init( void ) {
42  baro.absolute = 0;
43  baro.differential = 0;
45 }
46 
50 void baro_periodic( void ) {
51  if (baro.status == BS_UNINITIALIZED) {
52  // Run some loops to get correct readings from the adc
53  --startup_cnt;
54  if (startup_cnt == 0) {
56  }
57  }
58 }
59 
unsigned short uint16_t
Definition: types.h:16
Definition: baro.h:40
void baro_periodic(void)
Implementation of the generic baro interface periodic task.
struct Baro baro
int32_t absolute
Definition: baro.h:41
int32_t differential
Definition: baro.h:42
#define BARO_STARTUP_COUNTER
uint16_t startup_cnt
void baro_init(void)
Implementation of the generic baro interface initialization.
enum BaroStatus status
Definition: baro.h:43
Wrapper for the board specific barometer.