rc telemetry tests

conf/airframes/miniwing.xml

@@ -12,8 +12,8 @@
 <!-- commands section -->
   <servos>
     <servo name="MOTOR" no="0" min="1000" neutral="1000" max="2000"/>
-    <servo name="AILEVON_LEFT" no="2" min="1720" neutral="1316" max="1000"/>
+    <servo name="AILEVON_LEFT"  no="2" min="1720" neutral="1341" max="1000"/>
-    <servo name="AILEVON_RIGHT" no="6" min="1220" neutral="1542" max="1840"/>
+    <servo name="AILEVON_RIGHT" no="6" min="1220" neutral="1523" max="1840"/>
   </servos>
 
   <commands>
@@ -172,10 +172,6 @@
     <define name="DEVICE_ADDRESS" value="...."/>
   </section>
  
- <section name="SIMU">
-    <define name="YAW_RESPONSE_FACTOR" value="0.5"/>
- </section>
-
  <makefile>
 CONFIG = \"tiny_2_1.h\"
 

conf/radios/generic_tm.xml

@@ -0,0 +1,60 @@
+<?xml version="1.0"?>
+<!-- $Id: mc24.xml 3610 2009-07-02 16:35:18Z poine $
+--
+-- (c) 2003 Pascal Brisset, Antoine Drouin
+--
+-- This file is part of paparazzi.
+--
+-- paparazzi is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2, or (at your option)
+-- any later version.
+--
+-- paparazzi is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with paparazzi; see the file COPYING.  If not, write to
+-- the Free Software Foundation, 59 Temple Place - Suite 330,
+-- Boston, MA 02111-1307, USA.  
+-->
+
+<!--
+-- Attributes of root (Radio) tag :
+-- name: name of RC
+-- data_min: min width of a pulse to be considered as a data pulse
+-- data_max: max width of a pulse to be considered as a data pulse
+-- sync_min: min width of a pulse to be considered as a synchro pulse
+-- sync_max: max width of a pulse to be considered as a synchro pulse
+-- min, max and sync are expressed in micro-seconds
+-->
+
+<!-- 
+-- Attributes of channel tag :
+-- ctl: name of the command on the transmitter - only for displaying
+-- no: order in the PPM frame
+-- function: logical command
+-- averaged: channel filtered through several frames (for discrete commands)
+-- min: minimum pulse length (micro-seconds)
+-- max: maximum pulse length (micro-seconds)
+-- neutral: neutral pulse length (micro-seconds)
+-- Note: a command may be reversed by exchanging min and max values
+-->
+
+
+
+<!DOCTYPE radio SYSTEM "radio.dtd">
+<radio name="generic" data_min="800" data_max="2200" sync_min="5000" sync_max="15000" pulse_type="POSITIVE">
+  <channel ctl="D" function="THROTTLE" min="1000" neutral="1000" max="2000" average="0"/>
+  <channel ctl="C" function="ROLL"     min="1000" neutral="1500" max="2000" average="0"/>
+  <channel ctl="B" function="PITCH"    min="2000" neutral="1500" max="1000" average="0"/>
+  <channel ctl="A" function="YAW"      min="1000" neutral="1500" max="2000" average="0"/>
+  <channel ctl="G" function="SWITCH1"  min="1000" neutral="1500" max="2000" average="1"/>
+  <channel ctl="E" function="GAIN1"    min="1000" neutral="1500" max="2000" average="1"/>
+  <channel ctl="F" function="CALIB"    min="1000" neutral="1500" max="2000" average="0"/>
+  <channel ctl="H" function="MODE"     min="1000" neutral="1500" max="2000" average="1"/>
+  <channel ctl="I" function="SWITCH2"  min="1000" neutral="1500" max="2000" average="1"/>
+</radio>
+  

sw/airborne/datalink.c

@@ -45,6 +45,10 @@
 #include "joystick.h"
 #endif
 
+#ifdef USE_RC_TELEMETRY
+#include "ppm.h"
+#endif
+
 #ifdef USE_USB_SERIAL
 #include "usb_serial.h"
 #endif
@@ -165,6 +169,14 @@ void dl_parse_msg(void) {
 			    DL_JOYSTICK_RAW_throttle(dl_buffer));
     } else
 #endif // USE_JOYSTICK
+#ifdef USE_RC_TELEMETRY
+    if (msg_id == DL_RC_3CH /*&& DL_RC_3CH_ac_id(dl_buffer) == TX_ID*/) {
+LED_TOGGLE(3);
+      ppm_datalink(DL_RC_3CH_throttle_mode(dl_buffer),
+                   DL_RC_3CH_roll(dl_buffer),
+                   DL_RC_3CH_pitch(dl_buffer));
+    } else
+#endif // USE_RC_TELEMETRY
   { /* Last else */
 #ifdef USE_MODULES
     /* Parse modules datalink */

sw/airborne/ppm.h

@@ -32,7 +32,11 @@
 extern uint16_t ppm_pulses[ PPM_NB_PULSES ];
 extern volatile bool_t	ppm_valid;
 
+#ifdef USE_RC_TELEMETRY
+#include "ppm_telemetry.h"
+#else
 #include "ppm_hw.h"
+#endif
 
 #endif /* RADIO_CONTROL */
 

sw/airborne/ppm_telemetry.c

@@ -0,0 +1,26 @@
+
+#include "ppm.h"
+#include "std.h"
+
+#define PPM_NB_CHANNEL PPM_NB_PULSES
+
+uint16_t ppm_pulses[PPM_NB_CHANNEL];
+volatile bool_t ppm_valid;
+
+
+void ppm_datalink( uint8_t throttle_mode,
+                   int8_t roll,
+                   int8_t pitch)
+{
+  int throttle = throttle_mode & 0xFC;
+  int mode = throttle_mode & 0x03;
+
+  ppm_pulses[RADIO_ROLL] = (roll * 4 + 1500) * 15;
+  ppm_pulses[RADIO_PITCH] = (pitch * 4 + 1500) * 15;
+  ppm_pulses[RADIO_THROTTLE] = (throttle * 4 + 1000) * 15;
+  ppm_pulses[RADIO_MODE] = (1000 + mode * 500) * 15;
+
+  ppm_valid = TRUE;
+}
+
+

sw/airborne/ppm_telemetry.h

@@ -0,0 +1,21 @@
+#ifndef PPM_TELEMETRY_H
+#define PPM_TELEMETRY_H
+
+
+#include BOARD_CONFIG
+
+
+static inline void ppm_init ( void ) {
+  ppm_valid = FALSE;
+}
+
+#define PPM_ISR() {}
+
+#define PPM_IT 0x00
+
+void ppm_datalink( uint8_t throttle_mode,
+                   int8_t roll,
+                   int8_t pitch)
+;
+
+#endif /* PPM_TELEMETRY_H */

sw/logalizer/ctrlstick.c

@@ -21,7 +21,7 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-//#define DBG 1
+#define DBG 1
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -62,19 +62,23 @@
 
 #if 1
 // e-sky 0905A simulator fms
-#define AXIS_YAW        ABS_X
+//#define AXIS_YAW        ABS_X
-#define AXIS_PITCH      ABS_Y
+//#define AXIS_ROLL       ABS_Z
-#define AXIS_ROLL       ABS_Z
+//#define AXIS_THROTTLE   ABS_RY
-#define AXIS_THROTTLE   ABS_RY
+//#define AXIS_PITCH      ABS_Y
+#define AXIS_YAW        ABS_RY
+#define AXIS_ROLL       ABS_Y
+#define AXIS_THROTTLE   ABS_X
+#define AXIS_PITCH      ABS_Z
 
 #define THROTTLE_MIN        (-90)
 #define THROTTLE_NEUTRAL    (0)
 #define THROTTLE_MAX        (90)
 #define ROLL_MIN            (-122)
-#define ROLL_NEUTRAL        (-2)
+#define ROLL_NEUTRAL        (-13)
 #define ROLL_MAX            (113)
 #define PITCH_MIN           (-109)
-#define PITCH_NEUTRAL       (2)
+#define PITCH_NEUTRAL       (-2)
 #define PITCH_MAX           (109)
 #define YAW_MIN             (125)
 #define YAW_NEUTRAL         (-13
@@ -315,8 +319,8 @@ static gboolean joystick_periodic(gpointer data __attribute__ ((unused))) {
     {
         dbgprintf(stdout, "pos  %d %d %d %d\n", position[0], position[1], position[2], position[3]);
 
-        if (position[3] > 125) mode = 1;
+        if (position[3] > 125) mode = 2;
-        else if (position[3] < -125) mode = 2;
+        else if (position[3] < -125) mode = 1;
         else mode = 0;
 
         throttle = ((position[0] - THROTTLE_NEUTRAL -THROTTLE_MIN) * 63) / (THROTTLE_MAX-THROTTLE_MIN);