Paparazzi UAS  v5.15_devel-46-gd23ed71
Paparazzi is a free software Unmanned Aircraft System.
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hott.c
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1 /*
2  * Copyright (C) 2013 Alexandre Bustico, 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 
29 #include BOARD_CONFIG
30 
31 
33 struct SHott hott;
34 
35 // Telemetry function
36 #if PERIODIC_TELEMETRY
38 
39 static void send_hott(struct transport_tx *trans, struct link_device *dev)
40 {
41  // Using PPM message
42  pprz_msg_send_PPM(trans, dev, AC_ID,
44 }
45 #endif
46 
47 // Init function
49 {
50  hott_common_init(&hott, &HOTT_UART_DEV);
51 
52  // Register telemetry message
53 #if PERIODIC_TELEMETRY
55 #endif
56 }
57 
58 
59 // Decoding event function
60 // Reading from UART
61 static inline void hott_decode_event(void)
62 {
63  hott_common_decode_event(&hott, &HOTT_UART_DEV);
64 }
65 
66 void radio_control_impl_event(void (* _received_frame_handler)(void))
67 {
69  if (hott.frame_available) {
72  if (radio_control.radio_ok_cpt > 0) {
74  } else {
76  NormalizePpmIIR(hott.pulses, radio_control);
77  _received_frame_handler();
78  }
79  hott.frame_available = false;
80  }
81 }
uint16_t ppm[HOTT_NB_CHANNEL]
decoded and converted values
Definition: hott_common.h:79
static void hott_decode_event(void)
Definition: hott.c:61
Periodic telemetry system header (includes downlink utility and generated code).
uint8_t radio_ok_cpt
Definition: radio_control.h:66
uint8_t status
Definition: radio_control.h:64
void radio_control_impl_event(void(*_received_frame_handler)(void))
RC event function with handler callback.
Definition: hott.c:66
bool frame_available
new frame available
Definition: hott_common.h:80
HOTT structure.
Definition: hott_common.h:77
#define HOTT_NB_CHANNEL
Generated code holding the description of a given transmitter.
Definition: hott_common.h:60
Radio control via single HOTT receiver in SUMD mode.
uint16_t pulses[HOTT_NB_CHANNEL]
decoded values
Definition: hott_common.h:78
#define DefaultPeriodic
Set default periodic telemetry.
Definition: telemetry.h:66
struct RadioControl radio_control
Definition: radio_control.c:30
static void send_hott(struct transport_tx *trans, struct link_device *dev)
Definition: hott.c:39
#define RC_OK
Definition: radio_control.h:56
static const struct usb_device_descriptor dev
Definition: usb_ser_hw.c:73
void radio_control_impl_init(void)
Definition: hott.c:48
struct SHott hott
HOTT struct.
Definition: hott.c:33
void hott_common_decode_event(struct SHott *hott_p, struct uart_periph *dev)
Decoding event function.
Definition: hott_common.c:98
void hott_common_init(struct SHott *hott_p, struct uart_periph *dev)
Init function.
Definition: hott_common.c:42
uint8_t time_since_last_frame
Definition: radio_control.h:65
int8_t register_periodic_telemetry(struct periodic_telemetry *_pt, uint8_t _id, telemetry_cb _cb)
Register a telemetry callback function.
Definition: telemetry.c:46
uint8_t frame_cpt
Definition: radio_control.h:68
uint8_t frame_rate
Definition: radio_control.h:67