Paparazzi UAS  v5.18.0_stable
Paparazzi is a free software Unmanned Aircraft System.
light_solar.c
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1 /*
2  * Copyright (C) 2011 Martin Mueller
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 
30 #include "mcu_periph/adc.h"
31 #include "mcu_periph/uart.h"
32 #include "pprzlink/messages.h"
35 
36 #ifndef ADC_CHANNEL_LIGHT_SOLAR_UP
37 #define ADC_CHANNEL_LIGHT_SOLAR_UP ADC_1
38 #endif
39 #ifndef ADC_CHANNEL_LIGHT_SOLAR_DN
40 #define ADC_CHANNEL_LIGHT_SOLAR_DN ADC_2
41 #endif
42 
43 #ifndef ADC_CHANNEL_LIGHT_NB_SAMPLES
44 #define ADC_CHANNEL_LIGHT_NB_SAMPLES 16
45 #endif
46 
47 
50 
51 static struct adc_buf buf_light_sol_up;
52 static struct adc_buf buf_light_sol_dn;
53 
54 void light_solar_init(void)
55 {
58 
59  light_cnt = 0;
60 }
61 
63 {
66 
67  /* 10k/10k voltage divider, 10 bits adc, 3.3V max */
68 
69  if (++light_cnt >= LIGHT_NB) {
70  DOWNLINK_SEND_SOLAR_RADIATION(DefaultChannel, DefaultDevice,
71  &up[0], &dn[0], &up[1], &dn[1], &up[2], &dn[2], &up[3], &dn[3],
72  &up[4], &dn[4], &up[5], &dn[5], &up[6], &dn[6], &up[7], &dn[7],
73  &up[8], &dn[8], &up[9], &dn[9]);
74  light_cnt = 0;
75  }
76 }
77 
uint16_t
unsigned short uint16_t
Definition: types.h:16
buf_light_sol_dn
static struct adc_buf buf_light_sol_dn
Definition: light_solar.c:52
LIGHT_NB
#define LIGHT_NB
Definition: light_solar.h:6
adc_buf_channel
void adc_buf_channel(uint8_t adc_channel, struct adc_buf *s, uint8_t av_nb_sample)
Link between ChibiOS ADC drivers and Paparazzi adc_buffers.
Definition: adc_arch.c:289
light_solar_periodic
void light_solar_periodic(void)
Definition: light_solar.c:62
adc.h
arch independent ADC (Analog to Digital Converter) API
light_solar.h
adc_buf::sum
uint32_t sum
Definition: adc.h:54
up
uint16_t up[LIGHT_NB]
Definition: light_solar.c:48
ADC_CHANNEL_LIGHT_SOLAR_UP
#define ADC_CHANNEL_LIGHT_SOLAR_UP
Definition: light_solar.c:37
uart.h
arch independent UART (Universal Asynchronous Receiver/Transmitter) API
adc_buf::av_nb_sample
uint8_t av_nb_sample
Definition: adc.h:57
int32_t
signed long int32_t
Definition: types.h:19
ADC_CHANNEL_LIGHT_SOLAR_DN
#define ADC_CHANNEL_LIGHT_SOLAR_DN
Definition: light_solar.c:40
buf_light_sol_up
static struct adc_buf buf_light_sol_up
Definition: light_solar.c:51
ADC_CHANNEL_LIGHT_NB_SAMPLES
#define ADC_CHANNEL_LIGHT_NB_SAMPLES
Definition: light_solar.c:44
light_solar_init
void light_solar_init(void)
Definition: light_solar.c:54
dn
uint16_t dn[LIGHT_NB]
Definition: light_solar.c:48
light_cnt
int32_t light_cnt
Definition: light_solar.c:49
adc_buf
Generic interface for all ADC hardware drivers, independent from microcontroller architecture.
Definition: adc.h:53