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Faster attitude calc, be much more aggressive with working out bias.

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Change AccelkP to 0.05 to give accels more influence, just balacing out the 3C filter.

Change stab setting to be a better default fopr most Quads.
This commit is contained in:
dankers 2011-05-15 05:58:58 +10:00
parent cdbdfbd8b5
commit 84e09031a7
3 changed files with 10 additions and 11 deletions
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13
flight/Modules/Attitude/attitude.c
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@ -141,20 +141,19 @@ static void AttitudeTask(void *parameters)
FlightStatusData flightStatus;
FlightStatusGet(&flightStatus);
if(xTaskGetTickCount() < 10000) {
if(xTaskGetTickCount() < 7000) {
// Force settings update to make sure rotation loaded
settingsUpdatedCb(AttitudeSettingsHandle());
// For first 5 seconds use accels to get gyro bias
// For first 7 seconds use accels to get gyro bias
accelKp = 1;
// Decrease the rate of gyro learning during init
accelKi = .5 / (1 + xTaskGetTickCount() / 5000);
yawBiasRate = 0.01 / (1 + xTaskGetTickCount() / 5000);
accelKi = 0.9;
yawBiasRate = 0.23;
init = 0;
}
else if (zero_during_arming && (flightStatus.Armed == FLIGHTSTATUS_ARMED_ARMING)) {
accelKi = .01;
yawBiasRate = 0.1;
yawBiasRate = 0.23;
init = 0;
} else if (init == 0) {
settingsUpdatedCb(AttitudeSettingsHandle());

2
shared/uavobjectdefinition/attitudesettings.xml
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@ -4,7 +4,7 @@
<field name="AccelBias" units="lsb" type="int16" elementnames="X,Y,Z" defaultvalue="0"/>
<field name="BoardRotation" units="deg" type="int8" elementnames="Roll,Pitch,Yaw" defaultvalue="0,0,0"/>
<field name="GyroGain" units="(rad/s)/lsb" type="float" elements="1" defaultvalue="0.42"/>
<field name="AccelKp" units="channel" type="float" elements="1" defaultvalue="0.01"/>
<field name="AccelKp" units="channel" type="float" elements="1" defaultvalue="0.05"/>
<field name="AccelKi" units="channel" type="float" elements="1" defaultvalue="0.0001"/>
<field name="YawBiasRate" units="channel" type="float" elements="1" defaultvalue="0.000001"/>
<field name="ZeroDuringArming" units="channel" type="enum" elements="1" options="FALSE,TRUE" defaultvalue="FALSE"/>

6
shared/uavobjectdefinition/stabilizationsettings.xml
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@ -7,9 +7,9 @@
<field name="ManualRate" units="degrees/sec" type="float" elementnames="Roll,Pitch,Yaw" defaultvalue="150,150,150"/>
<field name="MaximumRate" units="degrees/sec" type="float" elementnames="Roll,Pitch,Yaw" defaultvalue="300,300,300"/>
<field name="RollRatePI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="0.0015,0,0.3"/>
<field name="PitchRatePI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="0.0015,0,0.3"/>
<field name="YawRatePI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="0.003,0,0.3"/>
<field name="RollRatePI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="0.0025,0,0.3"/>
<field name="PitchRatePI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="0.0025,0,0.3"/>
<field name="YawRatePI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="0.0035,00035,0.3"/>
<field name="RollPI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="2,0,50"/>
<field name="PitchPI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="2,0,50"/>
<field name="YawPI" units="" type="float" elementnames="Kp,Ki,ILimit" defaultvalue="2,0,50"/>