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Merge branch 'master' into navigator_new_vector

Browse Source
This commit is contained in:
Anton Babushkin
2014-01-08 15:44:24 +01:00
parent 255db83e93 94b539dfdd
commit 8d7620c3cb
15 changed files with 711 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files
ROMFS/px4fmu_common/init.d/rcS
+10 -1
View File
@@ -223,7 +223,9 @@ then
# 7000 .. 7999 Hexa +
# 8000 .. 8999 Octo X
# 9000 .. 9999 Octo +
# 10000 .. 19999 Wide arm / H frame
# 10000 .. 10999 Wide arm / H frame
# 11000 .. 11999 Hexa Cox
# 12000 .. 12999 Octo Cox
if param compare SYS_AUTOSTART 4008 8
then
@@ -287,6 +289,13 @@ then
sh /etc/init.d/rc.octo
set MODE custom
fi
if param compare SYS_AUTOSTART 12001
then
set MIXER /etc/mixers/FMU_octo_cox.mix
sh /etc/init.d/rc.octo
set MODE custom
fi
if param compare SYS_AUTOSTART 10015 15
then
makefiles/config_px4fmu-v1_default.mk
+1
View File
@@ -36,6 +36,7 @@ MODULES += drivers/mkblctrl
MODULES += drivers/airspeed
MODULES += drivers/ets_airspeed
MODULES += drivers/meas_airspeed
MODULES += drivers/frsky_telemetry
MODULES += modules/sensors
#
makefiles/config_px4fmu-v2_default.mk
+1
View File
@@ -36,6 +36,7 @@ MODULES += drivers/roboclaw
MODULES += drivers/airspeed
MODULES += drivers/ets_airspeed
MODULES += drivers/meas_airspeed
MODULES += drivers/frsky_telemetry
MODULES += modules/sensors
# Needs to be burned to the ground and re-written; for now,
nuttx-configs/px4fmu-v1/nsh/defconfig
+1 -1
View File
@@ -566,7 +566,7 @@ CONFIG_CDCACM_NWRREQS=4
CONFIG_CDCACM_NRDREQS=4
CONFIG_CDCACM_BULKIN_REQLEN=96
CONFIG_CDCACM_RXBUFSIZE=512
CONFIG_CDCACM_TXBUFSIZE=512
CONFIG_CDCACM_TXBUFSIZE=2048
CONFIG_CDCACM_VENDORID=0x26ac
CONFIG_CDCACM_PRODUCTID=0x0010
CONFIG_CDCACM_VENDORSTR="3D Robotics"
nuttx-configs/px4fmu-v2/nsh/defconfig
+7 -7
View File
@@ -295,7 +295,7 @@ CONFIG_STM32_USART=y
# U[S]ART Configuration
#
# CONFIG_USART1_RS485 is not set
# CONFIG_USART1_RXDMA is not set
CONFIG_USART1_RXDMA=y
# CONFIG_USART2_RS485 is not set
CONFIG_USART2_RXDMA=y
# CONFIG_USART3_RS485 is not set
@@ -304,7 +304,7 @@ CONFIG_USART3_RXDMA=y
CONFIG_UART4_RXDMA=y
# CONFIG_UART5_RXDMA is not set
# CONFIG_USART6_RS485 is not set
# CONFIG_USART6_RXDMA is not set
CONFIG_USART6_RXDMA=y
# CONFIG_UART7_RS485 is not set
# CONFIG_UART7_RXDMA is not set
# CONFIG_UART8_RS485 is not set
@@ -582,8 +582,8 @@ CONFIG_USART3_OFLOWCONTROL=y
#
# UART4 Configuration
#
CONFIG_UART4_RXBUFSIZE=128
CONFIG_UART4_TXBUFSIZE=128
CONFIG_UART4_RXBUFSIZE=512
CONFIG_UART4_TXBUFSIZE=512
CONFIG_UART4_BAUD=57600
CONFIG_UART4_BITS=8
CONFIG_UART4_PARITY=0
@@ -594,8 +594,8 @@ CONFIG_UART4_2STOP=0
#
# USART6 Configuration
#
CONFIG_USART6_RXBUFSIZE=256
CONFIG_USART6_TXBUFSIZE=256
CONFIG_USART6_RXBUFSIZE=512
CONFIG_USART6_TXBUFSIZE=512
CONFIG_USART6_BAUD=57600
CONFIG_USART6_BITS=8
CONFIG_USART6_PARITY=0
@@ -662,7 +662,7 @@ CONFIG_CDCACM_NWRREQS=4
CONFIG_CDCACM_NRDREQS=4
CONFIG_CDCACM_BULKIN_REQLEN=96
CONFIG_CDCACM_RXBUFSIZE=512
CONFIG_CDCACM_TXBUFSIZE=512
CONFIG_CDCACM_TXBUFSIZE=2048
CONFIG_CDCACM_VENDORID=0x26ac
CONFIG_CDCACM_PRODUCTID=0x0011
CONFIG_CDCACM_VENDORSTR="3D Robotics"
src/drivers/frsky_telemetry/frsky_data.c
+289
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@@ -0,0 +1,289 @@
/****************************************************************************
*
* Copyright (c) 2013-2014 PX4 Development Team. All rights reserved.
* Author: Stefan Rado <px4@sradonia.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file frsky_data.c
* @author Stefan Rado <px4@sradonia.net>
*
* FrSky telemetry implementation.
*
*/
#include "frsky_data.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <arch/math.h>
#include <geo/geo.h>
#include <uORB/topics/battery_status.h>
#include <uORB/topics/sensor_combined.h>
#include <uORB/topics/vehicle_global_position.h>
#include <uORB/topics/vehicle_status.h>
/* FrSky sensor hub data IDs */
#define FRSKY_ID_GPS_ALT_BP 0x01
#define FRSKY_ID_TEMP1 0x02
#define FRSKY_ID_RPM 0x03
#define FRSKY_ID_FUEL 0x04
#define FRSKY_ID_TEMP2 0x05
#define FRSKY_ID_VOLTS 0x06
#define FRSKY_ID_GPS_ALT_AP 0x09
#define FRSKY_ID_BARO_ALT_BP 0x10
#define FRSKY_ID_GPS_SPEED_BP 0x11
#define FRSKY_ID_GPS_LONG_BP 0x12
#define FRSKY_ID_GPS_LAT_BP 0x13
#define FRSKY_ID_GPS_COURS_BP 0x14
#define FRSKY_ID_GPS_DAY_MONTH 0x15
#define FRSKY_ID_GPS_YEAR 0x16
#define FRSKY_ID_GPS_HOUR_MIN 0x17
#define FRSKY_ID_GPS_SEC 0x18
#define FRSKY_ID_GPS_SPEED_AP 0x19
#define FRSKY_ID_GPS_LONG_AP 0x1A
#define FRSKY_ID_GPS_LAT_AP 0x1B
#define FRSKY_ID_GPS_COURS_AP 0x1C
#define FRSKY_ID_BARO_ALT_AP 0x21
#define FRSKY_ID_GPS_LONG_EW 0x22
#define FRSKY_ID_GPS_LAT_NS 0x23
#define FRSKY_ID_ACCEL_X 0x24
#define FRSKY_ID_ACCEL_Y 0x25
#define FRSKY_ID_ACCEL_Z 0x26
#define FRSKY_ID_CURRENT 0x28
#define FRSKY_ID_VARIO 0x30
#define FRSKY_ID_VFAS 0x39
#define FRSKY_ID_VOLTS_BP 0x3A
#define FRSKY_ID_VOLTS_AP 0x3B
#define frac(f) (f - (int)f)
static int battery_sub = -1;
static int sensor_sub = -1;
static int global_position_sub = -1;
static int vehicle_status_sub = -1;
/**
* Initializes the uORB subscriptions.
*/
void frsky_init()
{
battery_sub = orb_subscribe(ORB_ID(battery_status));
global_position_sub = orb_subscribe(ORB_ID(vehicle_global_position));
sensor_sub = orb_subscribe(ORB_ID(sensor_combined));
vehicle_status_sub = orb_subscribe(ORB_ID(vehicle_status));
}
/**
* Sends a 0x5E start/stop byte.
*/
static void frsky_send_startstop(int uart)
{
static const uint8_t c = 0x5E;
write(uart, &c, sizeof(c));
}
/**
* Sends one byte, performing byte-stuffing if necessary.
*/
static void frsky_send_byte(int uart, uint8_t value)
{
const uint8_t x5E[] = { 0x5D, 0x3E };
const uint8_t x5D[] = { 0x5D, 0x3D };
switch (value) {
case 0x5E:
write(uart, x5E, sizeof(x5E));
break;
case 0x5D:
write(uart, x5D, sizeof(x5D));
break;
default:
write(uart, &value, sizeof(value));
break;
}
}
/**
* Sends one data id/value pair.
*/
static void frsky_send_data(int uart, uint8_t id, int16_t data)
{
/* Cast data to unsigned, because signed shift might behave incorrectly */
uint16_t udata = data;
frsky_send_startstop(uart);
frsky_send_byte(uart, id);
frsky_send_byte(uart, udata); /* LSB */
frsky_send_byte(uart, udata >> 8); /* MSB */
}
/**
* Sends frame 1 (every 200ms):
* acceleration values, barometer altitude, temperature, battery voltage & current
*/
void frsky_send_frame1(int uart)
{
/* get a local copy of the current sensor values */
struct sensor_combined_s raw;
memset(&raw, 0, sizeof(raw));
orb_copy(ORB_ID(sensor_combined), sensor_sub, &raw);
/* get a local copy of the battery data */
struct battery_status_s battery;
memset(&battery, 0, sizeof(battery));
orb_copy(ORB_ID(battery_status), battery_sub, &battery);
/* send formatted frame */
frsky_send_data(uart, FRSKY_ID_ACCEL_X,
roundf(raw.accelerometer_m_s2[0] * 1000.0f));
frsky_send_data(uart, FRSKY_ID_ACCEL_Y,
roundf(raw.accelerometer_m_s2[1] * 1000.0f));
frsky_send_data(uart, FRSKY_ID_ACCEL_Z,
roundf(raw.accelerometer_m_s2[2] * 1000.0f));
frsky_send_data(uart, FRSKY_ID_BARO_ALT_BP,
raw.baro_alt_meter);
frsky_send_data(uart, FRSKY_ID_BARO_ALT_AP,
roundf(frac(raw.baro_alt_meter) * 100.0f));
frsky_send_data(uart, FRSKY_ID_TEMP1,
roundf(raw.baro_temp_celcius));
frsky_send_data(uart, FRSKY_ID_VFAS,
roundf(battery.voltage_v * 10.0f));
frsky_send_data(uart, FRSKY_ID_CURRENT,
(battery.current_a < 0) ? 0 : roundf(battery.current_a * 10.0f));
frsky_send_startstop(uart);
}
/**
* Formats the decimal latitude/longitude to the required degrees/minutes/seconds.
*/
static float frsky_format_gps(float dec)
{
float dms_deg = (int) dec;
float dec_deg = dec - dms_deg;
float dms_min = (int) (dec_deg * 60);
float dec_min = (dec_deg * 60) - dms_min;
float dms_sec = dec_min * 60;
return (dms_deg * 100.0f) + dms_min + (dms_sec / 100.0f);
}
/**
* Sends frame 2 (every 1000ms):
* GPS course, latitude, longitude, ground speed, GPS altitude, remaining battery level
*/
void frsky_send_frame2(int uart)
{
/* get a local copy of the global position data */
struct vehicle_global_position_s global_pos;
memset(&global_pos, 0, sizeof(global_pos));
orb_copy(ORB_ID(vehicle_global_position), global_position_sub, &global_pos);
/* get a local copy of the vehicle status data */
struct vehicle_status_s vehicle_status;
memset(&vehicle_status, 0, sizeof(vehicle_status));
orb_copy(ORB_ID(vehicle_status), vehicle_status_sub, &vehicle_status);
/* send formatted frame */
float course = 0, lat = 0, lon = 0, speed = 0, alt = 0;
char lat_ns = 0, lon_ew = 0;
int sec = 0;
if (global_pos.valid) {
time_t time_gps = global_pos.time_gps_usec / 1000000;
struct tm *tm_gps = gmtime(&time_gps);
course = (global_pos.yaw + M_PI_F) / M_PI_F * 180.0f;
lat = frsky_format_gps(abs(global_pos.lat) / 10000000.0f);
lat_ns = (global_pos.lat < 0) ? 'S' : 'N';
lon = frsky_format_gps(abs(global_pos.lon) / 10000000.0f);
lon_ew = (global_pos.lon < 0) ? 'W' : 'E';
speed = sqrtf(global_pos.vx * global_pos.vx + global_pos.vy * global_pos.vy)
* 25.0f / 46.0f;
alt = global_pos.alt;
sec = tm_gps->tm_sec;
}
frsky_send_data(uart, FRSKY_ID_GPS_COURS_BP, course);
frsky_send_data(uart, FRSKY_ID_GPS_COURS_AP, frac(course) * 1000.0f);
frsky_send_data(uart, FRSKY_ID_GPS_LAT_BP, lat);
frsky_send_data(uart, FRSKY_ID_GPS_LAT_AP, frac(lat) * 10000.0f);
frsky_send_data(uart, FRSKY_ID_GPS_LAT_NS, lat_ns);
frsky_send_data(uart, FRSKY_ID_GPS_LONG_BP, lon);
frsky_send_data(uart, FRSKY_ID_GPS_LONG_AP, frac(lon) * 10000.0f);
frsky_send_data(uart, FRSKY_ID_GPS_LONG_EW, lon_ew);
frsky_send_data(uart, FRSKY_ID_GPS_SPEED_BP, speed);
frsky_send_data(uart, FRSKY_ID_GPS_SPEED_AP, frac(speed) * 100.0f);
frsky_send_data(uart, FRSKY_ID_GPS_ALT_BP, alt);
frsky_send_data(uart, FRSKY_ID_GPS_ALT_AP, frac(alt) * 100.0f);
frsky_send_data(uart, FRSKY_ID_FUEL,
roundf(vehicle_status.battery_remaining * 100.0f));
frsky_send_data(uart, FRSKY_ID_GPS_SEC, sec);
frsky_send_startstop(uart);
}
/**
* Sends frame 3 (every 5000ms):
* GPS date & time
*/
void frsky_send_frame3(int uart)
{
/* get a local copy of the battery data */
struct vehicle_global_position_s global_pos;
memset(&global_pos, 0, sizeof(global_pos));
orb_copy(ORB_ID(vehicle_global_position), global_position_sub, &global_pos);
/* send formatted frame */
time_t time_gps = global_pos.time_gps_usec / 1000000;
struct tm *tm_gps = gmtime(&time_gps);
uint16_t hour_min = (tm_gps->tm_min << 8) | (tm_gps->tm_hour & 0xff);
frsky_send_data(uart, FRSKY_ID_GPS_DAY_MONTH, tm_gps->tm_mday);
frsky_send_data(uart, FRSKY_ID_GPS_YEAR, tm_gps->tm_year);
frsky_send_data(uart, FRSKY_ID_GPS_HOUR_MIN, hour_min);
frsky_send_data(uart, FRSKY_ID_GPS_SEC, tm_gps->tm_sec);
frsky_send_startstop(uart);
}
src/drivers/frsky_telemetry/frsky_data.h
+51
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@@ -0,0 +1,51 @@
/****************************************************************************
*
* Copyright (c) 2013-2014 PX4 Development Team. All rights reserved.
* Author: Stefan Rado <px4@sradonia.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file frsky_data.h
* @author Stefan Rado <px4@sradonia.net>
*
* FrSky telemetry implementation.
*
*/
#ifndef _FRSKY_DATA_H
#define _FRSKY_DATA_H
// Public functions
void frsky_init(void);
void frsky_send_frame1(int uart);
void frsky_send_frame2(int uart);
void frsky_send_frame3(int uart);
#endif /* _FRSKY_TELEMETRY_H */
src/drivers/frsky_telemetry/frsky_telemetry.c
+266
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@@ -0,0 +1,266 @@
/****************************************************************************
*
* Copyright (c) 2013-2014 PX4 Development Team. All rights reserved.
* Author: Stefan Rado <px4@sradonia.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file frsky_telemetry.c
* @author Stefan Rado <px4@sradonia.net>
*
* FrSky telemetry implementation.
*
* This daemon emulates an FrSky sensor hub by periodically sending data
* packets to an attached FrSky receiver.
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <systemlib/err.h>
#include <systemlib/systemlib.h>
#include <termios.h>
#include "frsky_data.h"
/* thread state */
static volatile bool thread_should_exit = false;
static volatile bool thread_running = false;
static int frsky_task;
/* functions */
static int frsky_open_uart(const char *uart_name, struct termios *uart_config_original);
static void usage(void);
static int frsky_telemetry_thread_main(int argc, char *argv[]);
__EXPORT int frsky_telemetry_main(int argc, char *argv[]);
/**
* Opens the UART device and sets all required serial parameters.
*/
static int frsky_open_uart(const char *uart_name, struct termios *uart_config_original)
{
/* Open UART */
const int uart = open(uart_name, O_WRONLY | O_NOCTTY);
if (uart < 0) {
err(1, "Error opening port: %s", uart_name);
}
/* Back up the original UART configuration to restore it after exit */
int termios_state;
if ((termios_state = tcgetattr(uart, uart_config_original)) < 0) {
warnx("ERROR get termios config %s: %d\n", uart_name, termios_state);
close(uart);
return -1;
}
/* Fill the struct for the new configuration */
struct termios uart_config;
tcgetattr(uart, &uart_config);
/* Disable output post-processing */
uart_config.c_oflag &= ~OPOST;
/* Set baud rate */
static const speed_t speed = B9600;
if (cfsetispeed(&uart_config, speed) < 0 || cfsetospeed(&uart_config, speed) < 0) {
warnx("ERROR setting baudrate / termios config for %s: %d (cfsetispeed, cfsetospeed)\n", uart_name, termios_state);
close(uart);
return -1;
}
if ((termios_state = tcsetattr(uart, TCSANOW, &uart_config)) < 0) {
warnx("ERROR setting baudrate / termios config for %s (tcsetattr)\n", uart_name);
close(uart);
return -1;
}
return uart;
}
/**
* Print command usage information
*/
static void usage()
{
fprintf(stderr,
"usage: frsky_telemetry start [-d <devicename>]\n"
" frsky_telemetry stop\n"
" frsky_telemetry status\n");
exit(1);
}
/**
* The daemon thread.
*/
static int frsky_telemetry_thread_main(int argc, char *argv[])
{
/* Default values for arguments */
char *device_name = "/dev/ttyS1"; /* USART2 */
/* Work around some stupidity in task_create's argv handling */
argc -= 2;
argv += 2;
int ch;
while ((ch = getopt(argc, argv, "d:")) != EOF) {
switch (ch) {
case 'd':
device_name = optarg;
break;
default:
usage();
break;
}
}
/* Print welcome text */
warnx("FrSky telemetry interface starting...");
/* Open UART */
struct termios uart_config_original;
const int uart = frsky_open_uart(device_name, &uart_config_original);
if (uart < 0)
err(1, "could not open %s", device_name);
/* Subscribe to topics */
frsky_init();
thread_running = true;
/* Main thread loop */
unsigned int iteration = 0;
while (!thread_should_exit) {
/* Sleep 200 ms */
usleep(200000);
/* Send frame 1 (every 200ms): acceleration values, altitude (vario), temperatures, current & voltages, RPM */
frsky_send_frame1(uart);
/* Send frame 2 (every 1000ms): course, latitude, longitude, speed, altitude (GPS), fuel level */
if (iteration % 5 == 0)
{
frsky_send_frame2(uart);
}
/* Send frame 3 (every 5000ms): date, time */
if (iteration % 25 == 0)
{
frsky_send_frame3(uart);
iteration = 0;
}
iteration++;
}
/* Reset the UART flags to original state */
tcsetattr(uart, TCSANOW, &uart_config_original);
close(uart);
thread_running = false;
return 0;
}
/**
* The main command function.
* Processes command line arguments and starts the daemon.
*/
int frsky_telemetry_main(int argc, char *argv[])
{
if (argc < 2) {
warnx("missing command");
usage();
}
if (!strcmp(argv[1], "start")) {
/* this is not an error */
if (thread_running)
errx(0, "frsky_telemetry already running");
thread_should_exit = false;
frsky_task = task_spawn_cmd("frsky_telemetry",
SCHED_DEFAULT,
SCHED_PRIORITY_DEFAULT,
2048,
frsky_telemetry_thread_main,
(const char **)argv);
while (!thread_running) {
usleep(200);
}
exit(0);
}
if (!strcmp(argv[1], "stop")) {
/* this is not an error */
if (!thread_running)
errx(0, "frsky_telemetry already stopped");
thread_should_exit = true;
while (thread_running) {
usleep(200000);
warnx(".");
}
warnx("terminated.");
exit(0);
}
if (!strcmp(argv[1], "status")) {
if (thread_running) {
errx(0, "running");
} else {
errx(1, "not running");
}
}
warnx("unrecognized command");
usage();
/* not getting here */
return 0;
}
src/drivers/frsky_telemetry/module.mk
+41
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@@ -0,0 +1,41 @@
############################################################################
#
# Copyright (c) 2013-2014 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name PX4 nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
#
# FrSky telemetry application.
#
MODULE_COMMAND = frsky_telemetry
SRCS = frsky_data.c \
frsky_telemetry.c
src/drivers/meas_airspeed/meas_airspeed.cpp
+3 -1
View File
@@ -198,7 +198,9 @@ MEASAirspeed::collect()
// uint16_t diff_press_pa = abs(dp_raw - (16384 / 2.0f));
const float P_min = -1.0f;
const float P_max = 1.0f;
float diff_press_pa = math::max(0.0f, fabsf( ( ((float)dp_raw - 0.1f*16383.0f) * (P_max-P_min)/(0.8f*16383.0f) + P_min) * 6894.8f) - _diff_pres_offset);
float diff_press_pa = fabsf( ( ((float)dp_raw - 0.1f*16383.0f) * (P_max-P_min)/(0.8f*16383.0f) + P_min) * 6894.8f) - _diff_pres_offset;
if (diff_press_pa < 0.0f)
diff_press_pa = 0.0f;
struct differential_pressure_s report;
src/drivers/ms5611/ms5611.cpp
+6
View File
@@ -124,6 +124,8 @@ protected:
int32_t _TEMP;
int64_t _OFF;
int64_t _SENS;
float _P;
float _T;
/* altitude conversion calibration */
unsigned _msl_pressure; /* in kPa */
@@ -623,6 +625,8 @@ MS5611::collect()
/* pressure calculation, result in Pa */
int32_t P = (((raw * _SENS) >> 21) - _OFF) >> 15;
_P = P * 0.01f;
_T = _TEMP * 0.01f;
/* generate a new report */
report.temperature = _TEMP / 100.0f;
@@ -695,6 +699,8 @@ MS5611::print_info()
printf("TEMP: %d\n", _TEMP);
printf("SENS: %lld\n", _SENS);
printf("OFF: %lld\n", _OFF);
printf("P: %.3f\n", _P);
printf("T: %.3f\n", _T);
printf("MSL pressure: %10.4f\n", (double)(_msl_pressure / 100.f));
printf("factory_setup %u\n", _prom.factory_setup);
src/modules/px4iofirmware/dsm.c
+6
View File
@@ -203,6 +203,12 @@ dsm_guess_format(bool reset)
int
dsm_init(const char *device)
{
#ifdef CONFIG_ARCH_BOARD_PX4IO_V2
// enable power on DSM connector
POWER_SPEKTRUM(true);
#endif
if (dsm_fd < 0)
dsm_fd = open(device, O_RDONLY | O_NONBLOCK);
src/modules/px4iofirmware/px4io.c
+21
View File
@@ -125,6 +125,25 @@ heartbeat_blink(void)
LED_BLUE(heartbeat = !heartbeat);
}
static uint64_t reboot_time;
/**
schedule a reboot in time_delta_usec microseconds
*/
void schedule_reboot(uint32_t time_delta_usec)
{
reboot_time = hrt_absolute_time() + time_delta_usec;
}
/**
check for a scheduled reboot
*/
static void check_reboot(void)
{
if (reboot_time != 0 && hrt_absolute_time() > reboot_time) {
up_systemreset();
}
}
static void
calculate_fw_crc(void)
@@ -249,6 +268,8 @@ user_start(int argc, char *argv[])
heartbeat_blink();
}
check_reboot();
#if 0
/* check for debug activity */
show_debug_messages();
src/modules/px4iofirmware/px4io.h
+4
View File
@@ -220,3 +220,7 @@ extern volatile uint8_t debug_level;
/** send a debug message to the console */
extern void isr_debug(uint8_t level, const char *fmt, ...);
/** schedule a reboot */
extern void schedule_reboot(uint32_t time_delta_usec);
src/modules/px4iofirmware/registers.c
+4 -9
View File
@@ -516,16 +516,11 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value)
// check the magic value
if (value != PX4IO_REBOOT_BL_MAGIC)
break;
// note that we don't set BL_WAIT_MAGIC in
// BKP_DR1 as that is not necessary given the
// timing of the forceupdate command. The
// bootloader on px4io waits for enough time
// anyway, and this method works with older
// bootloader versions (tested with both
// revision 3 and revision 4).
up_systemreset();
// we schedule a reboot rather than rebooting
// immediately to allow the IO board to ACK
// the reboot command
schedule_reboot(100000);
break;
case PX4IO_P_SETUP_DSM: