Paparazzi UAS  v5.0.5_stable-7-g4b8bbb7
Paparazzi is a free software Unmanned Aircraft System.
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px4flow.c
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1 /*
2  * Copyright (C) 2013 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 
31 #include <string.h>
32 
35 
36 // message ID in Mavlink (v1.0)
37 #define MAVLINK_OPTICAL_FLOW_MSG_ID 100
38 // size of the structure
39 #define MAVLINK_OPTICAL_FLOW_LEN 26
40 
41 // request struct for mavlink decoder
43 
44 // callback function on message reception
45 static void decode_optical_flow_msg(struct mavlink_message * msg __attribute__ ((unused))) {
47 }
48 
51 void px4flow_init(void) {
53 
54  // register a mavlink message
59 
60 }
61 
62 // Messages
63 #include "mcu_periph/uart.h"
64 #include "messages.h"
66 
69 void px4flow_downlink(void) {
70  DOWNLINK_SEND_PX4FLOW(DefaultChannel, DefaultDevice,
78 }
79 
arch independent UART (Universal Asynchronous Receiver/Transmitter) API
struct mavlink_optical_flow optical_flow
Definition: px4flow.c:33
static void decode_optical_flow_msg(struct mavlink_message *msg)
Definition: px4flow.c:45
void px4flow_downlink(void)
Downlink message for debug.
Definition: px4flow.c:69
driver for the optical flow sensor PX4FLOW
#define MAVLINK_OPTICAL_FLOW_MSG_ID
Definition: px4flow.c:37
#define FALSE
Definition: imu_chimu.h:141
#define TRUE
Definition: imu_chimu.h:144
unsigned char uint8_t
Definition: types.h:14
struct mavlink_msg_req req
Definition: px4flow.c:42
bool_t optical_flow_available
Definition: px4flow.c:34
void px4flow_init(void)
Initialization function.
Definition: px4flow.c:51