Paparazzi UAS  v7.0_unstable
Paparazzi is a free software Unmanned Aircraft System.
stabilization_int_euler module

Stabilization controller for rotorcraft using integer euler implementation

No detailed description...

Example for airframe file

Add to your firmware section:

<module name="stabilization_int_euler"/>

Module configuration options

Airframe file section

  • section name: STABILIZATION_ATTITUDE prefix: STABILIZATION_ATTITUDE_
    • name SP_MAX_PHI value: 45.
      Description: max setpoint for roll angle
    • name SP_MAX_THETA value: 45.
      Description: max setpoint for pitch angle
    • name SP_MAX_R value: 90.
      Description: max setpoint for yaw rate
    • name DEADBAND_R value: 250
      Description: deadband on yaw rate input
    • name REF_OMEGA_P value: 400
      Description: reference generator omega param on roll rate
    • name REF_ZETA_P value: 0.9
      Description: reference generator zeta param on roll rate
    • name REF_MAX_P value: 300.
      Description: reference generator max roll rate
    • name REF_MAX_PDOT value: RadOfDeg(7000.)
      Description: reference generator max roll acceleration
    • name REF_OMEGA_Q value: 400
      Description: reference generator omega param on pitch rate
    • name REF_ZETA_Q value: 0.9
      Description: reference generator zeta param on pitch rate
    • name REF_MAX_Q value: 300.
      Description: reference generator max pitch rate
    • name REF_MAX_QDOT value: RadOfDeg(7000.)
      Description: reference generator max pitch acceleration
    • name REF_OMEGA_R value: 250
      Description: reference generator omega param on yaw rate
    • name REF_ZETA_R value: 0.9
      Description: reference generator zeta param on yaw rate
    • name REF_MAX_R value: 180.
      Description: reference generator max yaw rate
    • name REF_MAX_RDOT value: RadOfDeg(1800.)
      Description: reference generator max yaw acceleration
    • name PHI_PGAIN value: 400
      Description: feedback roll P gain
    • name PHI_DGAIN value: 300
      Description: feedback roll D gain
    • name PHI_IGAIN value: 100
      Description: feedback roll I gain
    • name THETA_PGAIN value: 400
      Description: feedback pitch P gain
    • name THETA_DGAIN value: 300
      Description: feedback pitch D gain
    • name THETA_IGAIN value: 100
      Description: feedback pitch I gain
    • name PSI_PGAIN value: 380
      Description: feedback yaw P gain
    • name PSI_DGAIN value: 320
      Description: feedback yaw D gain
    • name PSI_IGAIN value: 100
      Description: feedback yaw I gain
    • name PHI_DDGAIN value: 300
      Description: feedforward roll acceleration gain
    • name THETA_DDGAIN value: 300
      Description: feedforward pitch acceleration gain
    • name PSI_DDGAIN value: 300
      Description: feedforward yaw acceleration gain

Module functions

Init Functions

These initialization functions are called once on startup.

Files

Header Files

The following headers are automatically included in modules.h

Source Files

  • /stabilization/stabilization_attitude_euler_int.c
  • /stabilization/stabilization_attitude_ref_euler_int.c

Raw stabilization_int_euler.xml file:

<!DOCTYPE module SYSTEM "module.dtd">
<module name="stabilization_int_euler" dir="stabilization" task="control">
<doc>
<description>
Stabilization controller for rotorcraft using integer euler implementation
</description>
<section name="STABILIZATION_ATTITUDE" prefix="STABILIZATION_ATTITUDE_">
<define name="SP_MAX_PHI" value="45." description="max setpoint for roll angle" unit="deg"/>
<define name="SP_MAX_THETA" value="45." description="max setpoint for pitch angle" unit="deg"/>
<define name="SP_MAX_R" value="90." description="max setpoint for yaw rate" unit="deg/s"/>
<define name="DEADBAND_R" value="250" description="deadband on yaw rate input"/>
<define name="REF_OMEGA_P" value="400" description="reference generator omega param on roll rate" unit="deg/s"/>
<define name="REF_ZETA_P" value="0.9" description="reference generator zeta param on roll rate"/>
<define name="REF_MAX_P" value="300." description="reference generator max roll rate" unit="deg/s"/>
<define name="REF_MAX_PDOT" value="RadOfDeg(7000.)" description="reference generator max roll acceleration"/>
<define name="REF_OMEGA_Q" value="400" description="reference generator omega param on pitch rate" unit="deg/s"/>
<define name="REF_ZETA_Q" value="0.9" description="reference generator zeta param on pitch rate"/>
<define name="REF_MAX_Q" value="300." description="reference generator max pitch rate" unit="deg/s"/>
<define name="REF_MAX_QDOT" value="RadOfDeg(7000.)" description="reference generator max pitch acceleration"/>
<define name="REF_OMEGA_R" value="250" description="reference generator omega param on yaw rate" unit="deg/s"/>
<define name="REF_ZETA_R" value="0.9" description="reference generator zeta param on yaw rate"/>
<define name="REF_MAX_R" value="180." description="reference generator max yaw rate" unit="deg/s"/>
<define name="REF_MAX_RDOT" value="RadOfDeg(1800.)" description="reference generator max yaw acceleration"/>
<define name="PHI_PGAIN" value="400" description="feedback roll P gain"/>
<define name="PHI_DGAIN" value="300" description="feedback roll D gain"/>
<define name="PHI_IGAIN" value="100" description="feedback roll I gain"/>
<define name="THETA_PGAIN" value="400" description="feedback pitch P gain"/>
<define name="THETA_DGAIN" value="300" description="feedback pitch D gain"/>
<define name="THETA_IGAIN" value="100" description="feedback pitch I gain"/>
<define name="PSI_PGAIN" value="380" description="feedback yaw P gain"/>
<define name="PSI_DGAIN" value="320" description="feedback yaw D gain"/>
<define name="PSI_IGAIN" value="100" description="feedback yaw I gain"/>
<define name="PHI_DDGAIN" value="300" description="feedforward roll acceleration gain"/>
<define name="THETA_DDGAIN" value="300" description="feedforward pitch acceleration gain"/>
<define name="PSI_DDGAIN" value="300" description="feedforward yaw acceleration gain"/>
</section>
</doc>
<settings target="ap|nps">
<dl_settings>
<dl_settings NAME="Att Loop">
<dl_setting var="stabilization_gains.p.x" min="1" step="1" max="8000" shortname="pgain phi" param="STABILIZATION_ATTITUDE_PHI_PGAIN" type="int32" persistent="true" module="stabilization/stabilization_attitude_common_int"/>
<dl_setting var="stabilization_gains.d.x" min="1" step="1" max="4000" shortname="dgain p" param="STABILIZATION_ATTITUDE_PHI_DGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.i.x" min="0" step="1" max="800" shortname="igain phi" param="STABILIZATION_ATTITUDE_PHI_IGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.dd.x" min="0" step="1" max="1000" shortname="ddgain p" param="STABILIZATION_ATTITUDE_PHI_DDGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.p.y" min="1" step="1" max="8000" shortname="pgain theta" param="STABILIZATION_ATTITUDE_THETA_PGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.d.y" min="1" step="1" max="4000" shortname="dgain q" param="STABILIZATION_ATTITUDE_THETA_DGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.i.y" min="0" step="1" max="800" shortname="igain theta" param="STABILIZATION_ATTITUDE_THETA_IGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.dd.y" min="0" step="1" max="1000" shortname="ddgain q" param="STABILIZATION_ATTITUDE_THETA_DDGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.p.z" min="1" step="1" max="4000" shortname="pgain psi" param="STABILIZATION_ATTITUDE_PSI_PGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.d.z" min="1" step="1" max="4000" shortname="dgain r" param="STABILIZATION_ATTITUDE_PSI_DGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.i.z" min="0" step="1" max="400" shortname="igain psi" param="STABILIZATION_ATTITUDE_PSI_IGAIN" type="int32" persistent="true"/>
<dl_setting var="stabilization_gains.dd.z" min="0" step="1" max="1000" shortname="ddgain r" param="STABILIZATION_ATTITUDE_PSI_DDGAIN" type="int32" persistent="true"/>
</dl_settings>
</dl_settings>
</settings>
<dep>
<depends>stabilization_rotorcraft,@attitude_command</depends>
<provides>commands</provides>
</dep>
<header>
<file name="stabilization_attitude_euler_int.h"/>
</header>
<init fun="stabilization_attitude_euler_int_init()"/>
<makefile target="ap|nps" firmware="rotorcraft">
<file name="stabilization_attitude_euler_int.c" dir="$(SRC_FIRMWARE)/stabilization"/>
<file name="stabilization_attitude_ref_euler_int.c" dir="$(SRC_FIRMWARE)/stabilization"/>
</makefile>
</module>