Paparazzi UAS  v5.15_devel-46-gd23ed71
Paparazzi is a free software Unmanned Aircraft System.
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tune_airspeed module

NAV AIRSPEED.

Navigation Airspeeds to be called from the flightplan. The included settings allow tuning of your different airspeeds In your flightplans you call the airspeeds with set var=v_ctl_auto_airspeed_setpoint value=nav_airspeed_nominal_setting set var=v_ctl_auto_airspeed_setpoint value=nav_airspeed_tracking_setting set var=v_ctl_auto_airspeed_setpoint value=nav_airspeed_landing_setting attitude pitch=DegOfRad(nav_takeoff_pitch_setting) ...

Example for airframe file

Add to your firmware section: This example contains all possible configuration options, not all of them are mandatory!

1 <module name="tune_airspeed">
2  <define name="NOMINAL_AIRSPEED" value="15" />
3  <define name="TRACKING_AIRSPEED" value="20" />
4  <define name="LANDING_AIRSPEED" value="12" />
5 </module>

Module configuration options

Define Options

  • name: NOMINAL_AIRSPEED value: 15
    Description: m/s (required))
  • name: TRACKING_AIRSPEED value: 20
    Description: m/s (default: (1.25f * NOMINAL_AIRSPEED))
  • name: LANDING_AIRSPEED value: 12
    Description: m/s (default: (0.8f * NOMINAL_AIRSPEED)

Files

Header Files

The following headers are automatically included in modules.h

Source Files

Raw tune_airspeed.xml file:

<!DOCTYPE module SYSTEM "module.dtd">
<module name="nav">
<doc>
<description>NAV AIRSPEED.
Navigation Airspeeds to be called from the flightplan.
The included settings allow tuning of your different airspeeds
In your flightplans you call the airspeeds with
set var=v_ctl_auto_airspeed_setpoint value=nav_airspeed_nominal_setting
set var=v_ctl_auto_airspeed_setpoint value=nav_airspeed_tracking_setting
set var=v_ctl_auto_airspeed_setpoint value=nav_airspeed_landing_setting
attitude pitch=DegOfRad(nav_takeoff_pitch_setting) ...
</description>
<define name="NOMINAL_AIRSPEED" value="15" description="m/s (required))"/>
<define name="TRACKING_AIRSPEED" value="20" description="m/s (default: (1.25f * NOMINAL_AIRSPEED))"/>
<define name="LANDING_AIRSPEED" value="12" description="m/s (default: (0.8f * NOMINAL_AIRSPEED)"/>
</doc>
<settings>
<dl_settings name="control">
<dl_settings name="airspeed">
<dl_setting max="50" min="5" step="0.5" var="nav_airspeed_nominal_setting" shortname="nominal"/>
<dl_setting max="50" min="5" step="0.5" var="nav_airspeed_tracking_setting" shortname="tracking"/>
<dl_setting max="50" min="5" step="0.5" var="nav_airspeed_landing_setting" shortname="landing"/>
<dl_setting max="80" min="-10" step="0.5" var="nav_takeoff_pitch_setting" shortname="takeoff_pitch" unit="rad" alt_unit="deg" />
</dl_settings>
</dl_settings>
</settings>
<header>
<file name="nav_airspeed.h"/>
</header>
<makefile>
<file name="nav_airspeed.c"/>
</makefile>
</module>