/*#######################################################################################
Flight Control
#######################################################################################*/
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Copyright (c) 04.2007 Holger Buss
// + Nur für den privaten Gebrauch
// + www.MikroKopter.com
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation),
// + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist.
// + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt
// + bzgl. der Nutzungsbedingungen aufzunehmen.
// + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen,
// + Verkauf von Luftbildaufnahmen, usw.
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht,
// + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts
// + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de"
// + eindeutig als Ursprung verlinkt werden
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion
// + Benutzung auf eigene Gefahr
// + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Die Portierung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur
// + mit unserer Zustimmung zulässig
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Redistributions of source code (with or without modifications) must retain the above copyright notice,
// + this list of conditions and the following disclaimer.
// + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived
// + from this software without specific prior written permission.
// + * The use of this project (hardware, software, binary files, sources and documentation) is only permittet
// + for non-commercial use (directly or indirectly)
// + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted
// + with our written permission
// + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be
// + clearly linked as origin
// + * porting to systems other than hardware from www.mikrokopter.de is not allowed
// + 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.
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#include <stdlib.h>
#include <avr/io.h>
#include "main.h"
#include "eeprom.h"
#include "timer0.h"
#include "_Settings.h"
#include "analog.h"
#include "fc.h"
#include "uart.h"
#include "rc.h"
#include "twimaster.h"
#include "timer2.h"
#ifdef USE_KILLAGREG
#include "mm3.h"
#include "gps.h"
#endif
#ifdef USE_MK3MAG
#include "mk3mag.h"
#include "gps.h"
#endif
#include "led.h"
#ifdef USE_NAVICTRL
#include "spi.h"
#endif
// gyro readings
int16_t Reading_GyroNick
, Reading_GyroRoll
, Reading_GyroYaw
;
// gyro neutral readings
int16_t AdNeutralNick
= 0, AdNeutralRoll
= 0, AdNeutralYaw
= 0;
int16_t StartNeutralRoll
= 0, StartNeutralNick
= 0;
// mean accelerations
int16_t Mean_AccNick
, Mean_AccRoll
, Mean_AccTop
;
// neutral acceleration readings
volatile int16_t NeutralAccX
=0, NeutralAccY
=0;
volatile float NeutralAccZ
= 0;
// attitude gyro integrals
int32_t IntegralNick
= 0,IntegralNick2
= 0;
int32_t IntegralRoll
= 0,IntegralRoll2
= 0;
int32_t IntegralYaw
= 0;
int32_t Reading_IntegralGyroNick
= 0, Reading_IntegralGyroNick2
= 0;
int32_t Reading_IntegralGyroRoll
= 0, Reading_IntegralGyroRoll2
= 0;
int32_t Reading_IntegralGyroYaw
= 0;
int32_t MeanIntegralNick
;
int32_t MeanIntegralRoll
;
// attitude acceleration integrals
int32_t IntegralAccNick
= 0, IntegralAccRoll
= 0;
volatile int32_t Reading_Integral_Top
= 0;
// compass course
volatile int16_t CompassHeading
= -1; // negative angle indicates invalid data.
volatile int16_t CompassCourse
= -1;
volatile int16_t CompassOffCourse
= 0;
volatile uint8_t CompassCalState
= 0;
uint8_t FunnelCourse
= 0;
uint16_t BadCompassHeading
= 500;
int32_t YawGyroHeading
;
int16_t YawGyroDrift
;
int16_t NaviAccNick
= 0, NaviAccRoll
= 0, NaviCntAcc
= 0;
// MK flags
uint16_t Model_Is_Flying
= 0;
volatile uint8_t MKFlags
= 0;
int32_t TurnOver180Nick
= 250000L, TurnOver180Roll
= 250000L;
float Gyro_P_Factor
;
float Gyro_I_Factor
;
int16_t DiffNick
, DiffRoll
;
int16_t Poti1
= 0, Poti2
= 0, Poti3
= 0, Poti4
= 0, Poti5
= 0, Poti6
= 0, Poti7
= 0, Poti8
= 0;
// setpoints for motors
volatile uint8_t Motor_Front
, Motor_Rear
, Motor_Right
, Motor_Left
;
// stick values derived by rc channels readings
int16_t StickNick
= 0, StickRoll
= 0, StickYaw
= 0, StickGas
= 0;
int16_t GPS_Nick
= 0, GPS_Roll
= 0;
int16_t MaxStickNick
= 0, MaxStickRoll
= 0;
// stick values derived by uart inputs
int16_t ExternStickNick
= 0, ExternStickRoll
= 0, ExternStickYaw
= 0, ExternHeightValue
= -20;
int16_t ReadingHeight
= 0;
int16_t SetPointHeight
= 0;
int16_t AttitudeCorrectionRoll
= 0, AttitudeCorrectionNick
= 0;
float Ki
= FACTOR_I
;
uint8_t Looping_Nick
= 0, Looping_Roll
= 0;
uint8_t Looping_Left
= 0, Looping_Right
= 0, Looping_Down
= 0, Looping_Top
= 0;
fc_param_t FCParam
= {48,251,16,58,64,150,150,2,10,0,0,0,0,0,0,0,0,100,70,0,0,100};
/************************************************************************/
/* Creates numbeeps beeps at the speaker */
/************************************************************************/
void Beep
(uint8_t numbeeps
)
{
while(numbeeps
--)
{
if(MKFlags
& MKFLAG_MOTOR_RUN
) return; //auf keinen Fall bei laufenden Motoren!
BeepTime
= 100; // 0.1 second
Delay_ms
(250); // blocks 250 ms as pause to next beep,
// this will block the flight control loop,
// therefore do not use this function if motors are running
}
}
/************************************************************************/
/* Neutral Readings */
/************************************************************************/
void SetNeutral
(void)
{
NeutralAccX
= 0;
NeutralAccY
= 0;
NeutralAccZ
= 0;
AdNeutralNick
= 0;
AdNeutralRoll
= 0;
AdNeutralYaw
= 0;
FCParam.
Yaw_PosFeedback = 0;
FCParam.
Yaw_NegFeedback = 0;
ExpandBaro
= 0;
CalibMean
();
Delay_ms_Mess
(100);
CalibMean
();
if((ParamSet.
GlobalConfig & CFG_HEIGHT_CONTROL
)) // Height Control activated?
{
if((ReadingAirPressure
> 950) || (ReadingAirPressure
< 750)) SearchAirPressureOffset
();
}
AdNeutralNick
= AdValueGyrNick
;
AdNeutralRoll
= AdValueGyrRoll
;
AdNeutralYaw
= AdValueGyrYaw
;
StartNeutralRoll
= AdNeutralRoll
;
StartNeutralNick
= AdNeutralNick
;
if(GetParamWord
(PID_ACC_NICK
) > 1023)
{
NeutralAccY
= abs(Mean_AccRoll
) / ACC_AMPLIFY
;
NeutralAccX
= abs(Mean_AccNick
) / ACC_AMPLIFY
;
NeutralAccZ
= Current_AccZ
;
}
else
{
NeutralAccX
= (int16_t)GetParamWord
(PID_ACC_NICK
);
NeutralAccY
= (int16_t)GetParamWord
(PID_ACC_ROLL
);
NeutralAccZ
= (int16_t)GetParamWord
(PID_ACC_Z
);
}
Reading_IntegralGyroNick
= 0;
Reading_IntegralGyroNick2
= 0;
Reading_IntegralGyroRoll
= 0;
Reading_IntegralGyroRoll2
= 0;
Reading_IntegralGyroYaw
= 0;
Reading_GyroNick
= 0;
Reading_GyroRoll
= 0;
Reading_GyroYaw
= 0;
Delay_ms_Mess
(100);
StartAirPressure
= AirPressure
;
HeightD
= 0;
Reading_Integral_Top
= 0;
CompassCourse
= CompassHeading
;
BeepTime
= 50;
TurnOver180Nick
= ((int32_t) ParamSet.
AngleTurnOverNick * 2500L) +15000L;
TurnOver180Roll
= ((int32_t) ParamSet.
AngleTurnOverRoll * 2500L) +15000L;
ExternHeightValue
= 0;
GPS_Nick
= 0;
GPS_Roll
= 0;
YawGyroHeading
= CompassHeading
* YAW_GYRO_DEG_FACTOR
;
YawGyroDrift
= 0;
MKFlags
|= MKFLAG_CALIBRATE
;
FCParam.
Kalman_K = -1;
FCParam.
Kalman_MaxDrift = ParamSet.
DriftComp * 16;
FCParam.
Kalman_MaxFusion = 32;
}
/************************************************************************/
/* Averaging Measurement Readings */
/************************************************************************/
void Mean
(void)
{
static int32_t tmpl
,tmpl2
;
// Get offset corrected gyro readings (~ to angular velocity)
Reading_GyroYaw
= AdNeutralYaw
- AdValueGyrYaw
;
Reading_GyroRoll
= AdValueGyrRoll
- AdNeutralRoll
;
Reading_GyroNick
= AdValueGyrNick
- AdNeutralNick
;
// Acceleration Sensor
// sliding average sensor readings
Mean_AccNick
= ((int32_t)Mean_AccNick
* 1 + ((ACC_AMPLIFY
* (int32_t)AdValueAccNick
))) / 2L;
Mean_AccRoll
= ((int32_t)Mean_AccRoll
* 1 + ((ACC_AMPLIFY
* (int32_t)AdValueAccRoll
))) / 2L;
Mean_AccTop
= ((int32_t)Mean_AccTop
* 1 + ((int32_t)AdValueAccTop
)) / 2L;
// sum sensor readings for later averaging
IntegralAccNick
+= ACC_AMPLIFY
* AdValueAccNick
;
IntegralAccRoll
+= ACC_AMPLIFY
* AdValueAccRoll
;
NaviAccNick
+= AdValueAccNick
;
NaviAccRoll
+= AdValueAccRoll
;
NaviCntAcc
++;
// Yaw
// calculate yaw gyro integral (~ to rotation angle)
Reading_IntegralGyroYaw
+= Reading_GyroYaw
;
YawGyroHeading
+= Reading_GyroYaw
;
if(YawGyroHeading
>= (360L * YAW_GYRO_DEG_FACTOR
)) YawGyroHeading
-= 360L * YAW_GYRO_DEG_FACTOR
; // 360° Wrap
if(YawGyroHeading
< 0) YawGyroHeading
+= 360L * YAW_GYRO_DEG_FACTOR
;
// Coupling fraction
if(!Looping_Nick
&& !Looping_Roll
&& (ParamSet.
GlobalConfig & CFG_AXIS_COUPLING_ACTIVE
))
{
tmpl
= (Reading_GyroYaw
* Reading_IntegralGyroNick
) / 2048L;
tmpl
*= FCParam.
Yaw_PosFeedback;
tmpl
/= 4096L;
tmpl2
= ( Reading_GyroYaw
* Reading_IntegralGyroRoll
) / 2048L;
tmpl2
*= FCParam.
Yaw_PosFeedback;
tmpl2
/= 4096L;
if(labs(tmpl
) > 128 || labs(tmpl2
) > 128) FunnelCourse
= 1;
}
else tmpl
= tmpl2
= 0;
// Roll
Reading_GyroRoll
+= tmpl
;
Reading_GyroRoll
+= (tmpl2
* FCParam.
Yaw_NegFeedback) / 512L;
Reading_IntegralGyroRoll2
+= Reading_GyroRoll
;
Reading_IntegralGyroRoll
+= Reading_GyroRoll
- AttitudeCorrectionRoll
;
if(Reading_IntegralGyroRoll
> TurnOver180Roll
)
{
Reading_IntegralGyroRoll
= -(TurnOver180Roll
- 10000L);
Reading_IntegralGyroRoll2
= Reading_IntegralGyroRoll
;
}
if(Reading_IntegralGyroRoll
< -TurnOver180Roll
)
{
Reading_IntegralGyroRoll
= (TurnOver180Roll
- 10000L);
Reading_IntegralGyroRoll2
= Reading_IntegralGyroRoll
;
}
if(AdValueGyrRoll
< 15) Reading_GyroRoll
= -1000;
if(AdValueGyrRoll
< 7) Reading_GyroRoll
= -2000;
if(BoardRelease
== 10)
{
if(AdValueGyrRoll
> 1010) Reading_GyroRoll
= +1000;
if(AdValueGyrRoll
> 1017) Reading_GyroRoll
= +2000;
}
else
{
if(AdValueGyrRoll
> 2020) Reading_GyroRoll
= +1000;
if(AdValueGyrRoll
> 2034) Reading_GyroRoll
= +2000;
}
// Nick
Reading_GyroNick
-= tmpl2
;
Reading_GyroNick
-= (tmpl
*FCParam.
Yaw_NegFeedback) / 512L;
Reading_IntegralGyroNick2
+= Reading_GyroNick
;
Reading_IntegralGyroNick
+= Reading_GyroNick
- AttitudeCorrectionNick
;
if(Reading_IntegralGyroNick
> TurnOver180Nick
)
{
Reading_IntegralGyroNick
= -(TurnOver180Nick
- 25000L);
Reading_IntegralGyroNick2
= Reading_IntegralGyroNick
;
}
if(Reading_IntegralGyroNick
< -TurnOver180Nick
)
{
Reading_IntegralGyroNick
= (TurnOver180Nick
- 25000L);
Reading_IntegralGyroNick2
= Reading_IntegralGyroNick
;
}
if(AdValueGyrNick
< 15) Reading_GyroNick
= -1000;
if(AdValueGyrNick
< 7) Reading_GyroNick
= -2000;
if(BoardRelease
== 10)
{
if(AdValueGyrNick
> 1010) Reading_GyroNick
= +1000;
if(AdValueGyrNick
> 1017) Reading_GyroNick
= +2000;
}
else
{
if(AdValueGyrNick
> 2020) Reading_GyroNick
= +1000;
if(AdValueGyrNick
> 2034) Reading_GyroNick
= +2000;
}
// start ADC again to capture measurement values for the next loop
ADC_Enable
();
IntegralYaw
= Reading_IntegralGyroYaw
;
IntegralNick
= Reading_IntegralGyroNick
;
IntegralRoll
= Reading_IntegralGyroRoll
;
IntegralNick2
= Reading_IntegralGyroNick2
;
IntegralRoll2
= Reading_IntegralGyroRoll2
;
if((ParamSet.
GlobalConfig & CFG_ROTARY_RATE_LIMITER
) && !Looping_Nick
&& !Looping_Roll
)
{
if(Reading_GyroNick
> 200) Reading_GyroNick
+= 4 * (Reading_GyroNick
- 200);
else if(Reading_GyroNick
< -200) Reading_GyroNick
+= 4 * (Reading_GyroNick
+ 200);
if(Reading_GyroRoll
> 200) Reading_GyroRoll
+= 4 * (Reading_GyroRoll
- 200);
else if(Reading_GyroRoll
< -200) Reading_GyroRoll
+= 4 * (Reading_GyroRoll
+ 200);
}
}
/************************************************************************/
/* Averaging Measurement Readings for Calibration */
/************************************************************************/
void CalibMean
(void)
{
if(BoardRelease
== 13) SearchGyroOffset
();
// stop ADC to avoid changing values during calculation
ADC_Disable
();
Reading_GyroNick
= AdValueGyrNick
;
Reading_GyroRoll
= AdValueGyrRoll
;
Reading_GyroYaw
= AdValueGyrYaw
;
Mean_AccNick
= ACC_AMPLIFY
* (int32_t)AdValueAccNick
;
Mean_AccRoll
= ACC_AMPLIFY
* (int32_t)AdValueAccRoll
;
Mean_AccTop
= (int32_t)AdValueAccTop
;
// start ADC (enables internal trigger so that the ISR in analog.c
// updates the readings once)
ADC_Enable
();
TurnOver180Nick
= (int32_t) ParamSet.
AngleTurnOverNick * 2500L;
TurnOver180Roll
= (int32_t) ParamSet.
AngleTurnOverRoll * 2500L;
}
/************************************************************************/
/* Transmit Motor Data via I2C */
/************************************************************************/
void SendMotorData
(void)
{
if(!(MKFlags
& MKFLAG_MOTOR_RUN
))
{
Motor_Rear
= 0;
Motor_Front
= 0;
Motor_Right
= 0;
Motor_Left
= 0;
if(MotorTest
[0]) Motor_Front
= MotorTest
[0];
if(MotorTest
[1]) Motor_Rear
= MotorTest
[1];
if(MotorTest
[2]) Motor_Left
= MotorTest
[2];
if(MotorTest
[3]) Motor_Right
= MotorTest
[3];
MKFlags
&= ~
(MKFLAG_FLY
|MKFLAG_START
); // clear flag FLY and START if motors are off
}
DebugOut.
Analog[12] = Motor_Front
;
DebugOut.
Analog[13] = Motor_Rear
;
DebugOut.
Analog[14] = Motor_Left
;
DebugOut.
Analog[15] = Motor_Right
;
//Start I2C Interrupt Mode
twi_state
= TWI_STATE_MOTOR_TX
;
I2C_Start
();
}
/************************************************************************/
/* Maps the parameter to poti values */
/************************************************************************/
void ParameterMapping
(void)
{
if(RC_Quality
> 160) // do the mapping of RC-Potis only if the rc-signal is ok
// else the last updated values are used
{
//update poti values by rc-signals
#define CHK_POTI_MM(b,a,min,max) { if(a > 250) { if(a == 251) b = Poti1; else if(a == 252) b = Poti2; else if(a == 253) b = Poti3; else if(a == 254) b = Poti4;} else b = a; if(b <= min) b = min; else if(b >= max) b = max;}
#define CHK_POTI(b,a) { if(a > 250) { if(a == 251) b = Poti1; else if(a == 252) b = Poti2; else if(a == 253) b = Poti3; else if(a == 254) b = Poti4;} else b = a;}
CHK_POTI
(FCParam.
MaxHeight,ParamSet.
MaxHeight);
CHK_POTI_MM
(FCParam.
Height_D,ParamSet.
Height_D,0,100);
CHK_POTI_MM
(FCParam.
Height_P,ParamSet.
Height_P,0,100);
CHK_POTI
(FCParam.
Height_ACC_Effect,ParamSet.
Height_ACC_Effect);
CHK_POTI
(FCParam.
CompassYawEffect,ParamSet.
CompassYawEffect);
CHK_POTI_MM
(FCParam.
Gyro_P,ParamSet.
Gyro_P,10,255);
CHK_POTI
(FCParam.
Gyro_I,ParamSet.
Gyro_I);
CHK_POTI
(FCParam.
I_Factor,ParamSet.
I_Factor);
CHK_POTI
(FCParam.
UserParam1,ParamSet.
UserParam1);
CHK_POTI
(FCParam.
UserParam2,ParamSet.
UserParam2);
CHK_POTI
(FCParam.
UserParam3,ParamSet.
UserParam3);
CHK_POTI
(FCParam.
UserParam4,ParamSet.
UserParam4);
CHK_POTI
(FCParam.
UserParam5,ParamSet.
UserParam5);
CHK_POTI
(FCParam.
UserParam6,ParamSet.
UserParam6);
CHK_POTI
(FCParam.
UserParam7,ParamSet.
UserParam7);
CHK_POTI
(FCParam.
UserParam8,ParamSet.
UserParam8);
CHK_POTI
(FCParam.
ServoNickControl,ParamSet.
ServoNickControl);
CHK_POTI
(FCParam.
LoopGasLimit,ParamSet.
LoopGasLimit);
CHK_POTI
(FCParam.
Yaw_PosFeedback,ParamSet.
Yaw_PosFeedback);
CHK_POTI
(FCParam.
Yaw_NegFeedback,ParamSet.
Yaw_NegFeedback);
CHK_POTI
(FCParam.
DynamicStability,ParamSet.
DynamicStability);
CHK_POTI_MM
(FCParam.
J16Timing,ParamSet.
J16Timing,1,255);
CHK_POTI_MM
(FCParam.
J17Timing,ParamSet.
J17Timing,1,255);
#if (defined (USE_KILLAGREG) || defined (USE_MK3MAG))
CHK_POTI
(FCParam.
NaviGpsModeControl,ParamSet.
NaviGpsModeControl);
CHK_POTI
(FCParam.
NaviGpsGain,ParamSet.
NaviGpsGain);
CHK_POTI
(FCParam.
NaviGpsP,ParamSet.
NaviGpsP);
CHK_POTI
(FCParam.
NaviGpsI,ParamSet.
NaviGpsI);
CHK_POTI
(FCParam.
NaviGpsD,ParamSet.
NaviGpsD);
CHK_POTI
(FCParam.
NaviGpsACC,ParamSet.
NaviGpsACC);
CHK_POTI_MM
(FCParam.
NaviOperatingRadius,ParamSet.
NaviOperatingRadius,10, 255);
CHK_POTI
(FCParam.
NaviWindCorrection,ParamSet.
NaviWindCorrection);
CHK_POTI
(FCParam.
NaviSpeedCompensation,ParamSet.
NaviSpeedCompensation);
#endif
CHK_POTI
(FCParam.
ExternalControl,ParamSet.
ExternalControl);
Ki
= (float) FCParam.
I_Factor * FACTOR_I
;
}
}
void SetCompassCalState
(void)
{
static uint8_t stick
= 1;
// if nick is centered or top set stick to zero
if(PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > -20) stick
= 0;
// if nick is down trigger to next cal state
if((PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] < -70) && !stick
)
{
stick
= 1;
CompassCalState
++;
if(CompassCalState
< 5) Beep
(CompassCalState
);
else BeepTime
= 1000;
}
}
/************************************************************************/
/* MotorControl */
/************************************************************************/
void MotorControl
(void)
{
int16_t MotorValue
, pd_result
, h
, tmp_int
;
int16_t YawMixFraction
, GasMixFraction
;
static int32_t SumNick
= 0, SumRoll
= 0;
static int32_t SetPointYaw
= 0;
static int32_t IntegralErrorNick
= 0;
static int32_t IntegralErrorRoll
= 0;
static uint16_t RcLostTimer
;
static uint8_t delay_neutral
= 0, delay_startmotors
= 0, delay_stopmotors
= 0;
static uint8_t HeightControlActive
= 0;
static int16_t HeightControlGas
= 0;
static int8_t TimerDebugOut
= 0;
static uint16_t UpdateCompassCourse
= 0;
static int32_t CorrectionNick
, CorrectionRoll
;
Mean
();
GRN_ON
;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// determine gas value
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
GasMixFraction
= StickGas
;
if(GasMixFraction
< ParamSet.
Gas_Min + 10) GasMixFraction
= ParamSet.
Gas_Min + 10;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// RC-signal is bad
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(RC_Quality
< 120) // the rc-frame signal is not reveived or noisy
{
if(!PcAccess
) // if also no PC-Access via UART
{
if(BeepModulation
== 0xFFFF)
{
BeepTime
= 15000; // 1.5 seconds
BeepModulation
= 0x0C00;
}
}
if(RcLostTimer
) RcLostTimer
--; // decremtent timer after rc sigal lost
else // rc lost countdown finished
{
MKFlags
&= ~
(MKFLAG_MOTOR_RUN
|MKFLAG_EMERGENCY_LANDING
); // clear motor run flag that stop the motors in SendMotorData()
}
RED_ON
; // set red led
if(Model_Is_Flying
> 1000) // wahrscheinlich in der Luft --> langsam absenken
{
GasMixFraction
= ParamSet.
EmergencyGas; // set emergency gas
MKFlags
|= (MKFLAG_EMERGENCY_LANDING
); // ser flag fpr emergency landing
// set neutral rc inputs
PPM_diff
[ParamSet.
ChannelAssignment[CH_NICK
]] = 0;
PPM_diff
[ParamSet.
ChannelAssignment[CH_ROLL
]] = 0;
PPM_diff
[ParamSet.
ChannelAssignment[CH_YAW
]] = 0;
PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] = 0;
PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] = 0;
PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]] = 0;
}
else MKFlags
&= ~
(MKFLAG_MOTOR_RUN
); // clear motor run flag that stop the motors in SendMotorData()
} // eof RC_Quality < 120
else
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// RC-signal is good
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(RC_Quality
> 140)
{
MKFlags
&= ~
(MKFLAG_EMERGENCY_LANDING
); // clear flag for emergency landing
// reset emergency timer
RcLostTimer
= ParamSet.
EmergencyGasDuration * 50;
if(GasMixFraction
> 40 && (MKFlags
& MKFLAG_MOTOR_RUN
) )
{
if(Model_Is_Flying
< 0xFFFF) Model_Is_Flying
++;
}
if(Model_Is_Flying
< 256)
{
SumNick
= 0;
SumRoll
= 0;
StickYaw
= 0;
if(Model_Is_Flying
== 250)
{
UpdateCompassCourse
= 1;
Reading_IntegralGyroYaw
= 0;
SetPointYaw
= 0;
}
}
else MKFlags
|= (MKFLAG_FLY
); // set fly flag
if(Poti1
< PPM_in
[ParamSet.
ChannelAssignment[CH_POTI1
]] + 110) Poti1
++; else if(Poti1
> PPM_in
[ParamSet.
ChannelAssignment[CH_POTI1
]] + 110 && Poti1
) Poti1
--;
if(Poti2
< PPM_in
[ParamSet.
ChannelAssignment[CH_POTI2
]] + 110) Poti2
++; else if(Poti2
> PPM_in
[ParamSet.
ChannelAssignment[CH_POTI2
]] + 110 && Poti2
) Poti2
--;
if(Poti3
< PPM_in
[ParamSet.
ChannelAssignment[CH_POTI3
]] + 110) Poti3
++; else if(Poti3
> PPM_in
[ParamSet.
ChannelAssignment[CH_POTI3
]] + 110 && Poti3
) Poti3
--;
if(Poti4
< PPM_in
[ParamSet.
ChannelAssignment[CH_POTI4
]] + 110) Poti4
++; else if(Poti4
> PPM_in
[ParamSet.
ChannelAssignment[CH_POTI4
]] + 110 && Poti4
) Poti4
--;
//PPM24-Extension
if(Poti5
< PPM_in
[9] + 110) Poti5
++; else if(Poti5
> PPM_in
[9] + 110 && Poti5
) Poti5
--;
if(Poti6
< PPM_in
[10] + 110) Poti6
++; else if(Poti6
> PPM_in
[10] + 110 && Poti6
) Poti6
--;
if(Poti7
< PPM_in
[11] + 110) Poti7
++; else if(Poti7
> PPM_in
[11] + 110 && Poti7
) Poti7
--;
if(Poti8
< PPM_in
[12] + 110) Poti8
++; else if(Poti8
> PPM_in
[12] + 110 && Poti8
) Poti8
--;
//limit poti values
if(Poti1
< 0) Poti1
= 0; else if(Poti1
> 255) Poti1
= 255;
if(Poti2
< 0) Poti2
= 0; else if(Poti2
> 255) Poti2
= 255;
if(Poti3
< 0) Poti3
= 0; else if(Poti3
> 255) Poti3
= 255;
if(Poti4
< 0) Poti4
= 0; else if(Poti4
> 255) Poti4
= 255;
//PPM24-Extension
if(Poti5
< 0) Poti5
= 0; else if(Poti5
> 255) Poti5
= 255;
if(Poti6
< 0) Poti6
= 0; else if(Poti6
> 255) Poti6
= 255;
if(Poti7
< 0) Poti7
= 0; else if(Poti7
> 255) Poti7
= 255;
if(Poti8
< 0) Poti8
= 0; else if(Poti8
> 255) Poti8
= 255;
// if motors are off and the gas stick is in the upper position
if((PPM_in
[ParamSet.
ChannelAssignment[CH_GAS
]] > 80) && !(MKFlags
& MKFLAG_MOTOR_RUN
) )
{
// and if the yaw stick is in the leftmost position
if(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]] > 75)
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// calibrate the neutral readings of all attitude sensors
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
{
// gas/yaw joystick is top left
// _________
// |x |
// | |
// | |
// | |
// | |
// ¯¯¯¯¯¯¯¯¯
if(++delay_neutral
> 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s)
{
delay_neutral
= 0;
GRN_OFF
;
Model_Is_Flying
= 0;
// check roll/nick stick position
// if nick stick is top or roll stick is left or right --> change parameter setting
// according to roll/nick stick position
if(PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > 70 || abs(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]]) > 70)
{
uint8_t setting
= 1; // default
// nick/roll joystick
// _________
// |2 3 4|
// | |
// |1 5|
// | |
// | |
// ¯¯¯¯¯¯¯¯¯
// roll stick leftmost and nick stick centered --> setting 1
if(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] > 70 && PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] < 70) setting
= 1;
// roll stick leftmost and nick stick topmost --> setting 2
if(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] > 70 && PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > 70) setting
= 2;
// roll stick centered an nick stick topmost --> setting 3
if(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] < 70 && PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > 70) setting
= 3;
// roll stick rightmost and nick stick topmost --> setting 4
if(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] <-70 && PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > 70) setting
= 4;
// roll stick rightmost and nick stick centered --> setting 5
if(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] <-70 && PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] < 70) setting
= 5;
// update active parameter set in eeprom
SetActiveParamSet
(setting
);
ParamSet_ReadFromEEProm
(GetActiveParamSet
());
SetNeutral
();
Beep
(GetActiveParamSet
());
}
else
{
if(ParamSet.
GlobalConfig & (CFG_COMPASS_ACTIVE
|CFG_GPS_ACTIVE
))
{
// if roll stick is centered and nick stick is down
if (abs(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]]) < 30 && PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] < -70)
{
// nick/roll joystick
// _________
// | |
// | |
// | |
// | |
// | x |
// ¯¯¯¯¯¯¯¯¯
// enable calibration state of compass
CompassCalState
= 1;
BeepTime
= 1000;
}
else // nick and roll are centered
{
ParamSet_ReadFromEEProm
(GetActiveParamSet
());
SetNeutral
();
Beep
(GetActiveParamSet
());
}
}
else // nick and roll are centered
{
ParamSet_ReadFromEEProm
(GetActiveParamSet
());
SetNeutral
();
Beep
(GetActiveParamSet
());
}
}
}
}
// and if the yaw stick is in the rightmost position
// save the ACC neutral setting to eeprom
else if(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]] < -75)
{
if(++delay_neutral
> 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s)
{
delay_neutral
= 0;
GRN_OFF
;
SetParamWord
(PID_ACC_NICK
, 0xFFFF); // make value invalid
Model_Is_Flying
= 0;
SetNeutral
();
// Save ACC neutral settings to eeprom
SetParamWord
(PID_ACC_NICK
, (uint16_t)NeutralAccX
);
SetParamWord
(PID_ACC_ROLL
, (uint16_t)NeutralAccY
);
SetParamWord
(PID_ACC_Z
, (uint16_t)NeutralAccZ
);
Beep
(GetActiveParamSet
());
}
}
else delay_neutral
= 0;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// gas stick is down
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(PPM_in
[ParamSet.
ChannelAssignment[CH_GAS
]] < -85)
{
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// and yaw stick is rightmost --> start motors
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]] < -75)
{
if(++delay_startmotors
> 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s)
{
delay_startmotors
= 200; // do not repeat if once executed
Model_Is_Flying
= 1;
MKFlags
|= (MKFLAG_MOTOR_RUN
|MKFLAG_START
); // set flag RUN and START
SetPointYaw
= 0;
Reading_IntegralGyroYaw
= 0;
Reading_IntegralGyroNick
= 0;
Reading_IntegralGyroRoll
= 0;
Reading_IntegralGyroNick2
= IntegralNick
;
Reading_IntegralGyroRoll2
= IntegralRoll
;
SumNick
= 0;
SumRoll
= 0;
}
}
else delay_startmotors
= 0; // reset delay timer if sticks are not in this position
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// and yaw stick is leftmost --> stop motors
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]] > 75)
{
if(++delay_stopmotors
> 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s)
{
delay_stopmotors
= 200; // do not repeat if once executed
Model_Is_Flying
= 0;
MKFlags
&= ~
(MKFLAG_MOTOR_RUN
);
}
}
else delay_stopmotors
= 0; // reset delay timer if sticks are not in this position
}
// remapping of paameters only if the signal rc-sigbnal conditions are good
} // eof RC_Quality > 150
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// new values from RC
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(!NewPpmData
-- || (MKFlags
& MKFLAG_EMERGENCY_LANDING
) ) // NewData = 0 means new data from RC
{
ParameterMapping
(); // remapping params (online poti replacement)
// calculate Stick inputs by rc channels (P) and changing of rc channels (D)
StickNick
= (StickNick
* 3 + PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] * ParamSet.
Stick_P) / 4;
StickNick
+= PPM_diff
[ParamSet.
ChannelAssignment[CH_NICK
]] * ParamSet.
Stick_D;
StickNick
-= (GPS_Nick
);
StickRoll
= (StickRoll
* 3 + PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] * ParamSet.
Stick_P) / 4;
StickRoll
+= PPM_diff
[ParamSet.
ChannelAssignment[CH_ROLL
]] * ParamSet.
Stick_D;
StickRoll
-= (GPS_Roll
);
// direct mapping of yaw and gas
StickYaw
= -PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]];
StickGas
= PPM_in
[ParamSet.
ChannelAssignment[CH_GAS
]] + 120;// shift to positive numbers
// update gyro control loop factors
Gyro_P_Factor
= ((float) FCParam.
Gyro_P + 10.0) / (256.0 / STICK_GAIN
);
Gyro_I_Factor
= ((float) FCParam.
Gyro_I) / (44000 / STICK_GAIN
);
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//+ Analog control via serial communication
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(ExternControl.
Config & 0x01 && FCParam.
ExternalControl > 128)
{
StickNick
+= (int16_t) ExternControl.
Nick * (int16_t) ParamSet.
Stick_P;
StickRoll
+= (int16_t) ExternControl.
Roll * (int16_t) ParamSet.
Stick_P;
StickYaw
+= ExternControl.
Yaw;
ExternHeightValue
= (int16_t) ExternControl.
Height * (int16_t)ParamSet.
Height_Gain;
if(ExternControl.
Gas < StickGas
) StickGas
= ExternControl.
Gas;
}
if(StickGas
< 0) StickGas
= 0;
// disable I part of gyro control feedback
if(ParamSet.
GlobalConfig & CFG_HEADING_HOLD
) Gyro_I_Factor
= 0;
// avoid negative scaling factors
if(Gyro_P_Factor
< 0) Gyro_P_Factor
= 0;
if(Gyro_I_Factor
< 0) Gyro_I_Factor
= 0;
// update max stick positions for nick and roll
if(abs(StickNick
/ STICK_GAIN
) > MaxStickNick
)
{
MaxStickNick
= abs(StickNick
)/STICK_GAIN
;
if(MaxStickNick
> 100) MaxStickNick
= 100;
}
else MaxStickNick
--;
if(abs(StickRoll
/ STICK_GAIN
) > MaxStickRoll
)
{
MaxStickRoll
= abs(StickRoll
)/STICK_GAIN
;
if(MaxStickRoll
> 100) MaxStickRoll
= 100;
}
else MaxStickRoll
--;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Looping?
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if((PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] > ParamSet.
LoopThreshold) && ParamSet.
BitConfig & CFG_LOOP_LEFT
) Looping_Left
= 1;
else
{
if(Looping_Left
) // Hysteresis
{
if((PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] < (ParamSet.
LoopThreshold - ParamSet.
LoopHysteresis))) Looping_Left
= 0;
}
}
if((PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] < -ParamSet.
LoopThreshold) && ParamSet.
BitConfig & CFG_LOOP_RIGHT
) Looping_Right
= 1;
else
{
if(Looping_Right
) // Hysteresis
{
if(PPM_in
[ParamSet.
ChannelAssignment[CH_ROLL
]] > -(ParamSet.
LoopThreshold - ParamSet.
LoopHysteresis)) Looping_Right
= 0;
}
}
if((PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > ParamSet.
LoopThreshold) && ParamSet.
BitConfig & CFG_LOOP_UP
) Looping_Top
= 1;
else
{
if(Looping_Top
) // Hysteresis
{
if((PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] < (ParamSet.
LoopThreshold - ParamSet.
LoopHysteresis))) Looping_Top
= 0;
}
}
if((PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] < -ParamSet.
LoopThreshold) && ParamSet.
BitConfig & CFG_LOOP_DOWN
) Looping_Down
= 1;
else
{
if(Looping_Down
) // Hysteresis
{
if(PPM_in
[ParamSet.
ChannelAssignment[CH_NICK
]] > -(ParamSet.
LoopThreshold - ParamSet.
LoopHysteresis)) Looping_Down
= 0;
}
}
if(Looping_Left
|| Looping_Right
) Looping_Roll
= 1; else Looping_Roll
= 0;
if(Looping_Top
|| Looping_Down
) {Looping_Nick
= 1; Looping_Roll
= 0; Looping_Left
= 0; Looping_Right
= 0;} else Looping_Nick
= 0;
} // End of new RC-Values or Emergency Landing
if(Looping_Roll
|| Looping_Nick
)
{
if(GasMixFraction
> ParamSet.
LoopGasLimit) GasMixFraction
= ParamSet.
LoopGasLimit;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// in case of emergency landing
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// set all inputs to save values
if(MKFlags
& MKFLAG_EMERGENCY_LANDING
)
{
StickYaw
= 0;
StickNick
= 0;
StickRoll
= 0;
Gyro_P_Factor
= (float) 100 / (256.0 / STICK_GAIN
);
Gyro_I_Factor
= (float) 120 / (44000 / STICK_GAIN
);
Looping_Roll
= 0;
Looping_Nick
= 0;
MaxStickNick
= 0;
MaxStickRoll
= 0;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Trim Gyro-Integrals to ACC-Signals
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#define BALANCE_NUMBER 256L
// sum for averaging
MeanIntegralNick
+= IntegralNick
;
MeanIntegralRoll
+= IntegralRoll
;
if(Looping_Nick
|| Looping_Roll
) // if looping in any direction
{
// reset averaging for acc and gyro integral as well as gyro integral acc correction
MeasurementCounter
= 0;
IntegralAccNick
= 0;
IntegralAccRoll
= 0;
MeanIntegralNick
= 0;
MeanIntegralRoll
= 0;
Reading_IntegralGyroNick2
= Reading_IntegralGyroNick
;
Reading_IntegralGyroRoll2
= Reading_IntegralGyroRoll
;
AttitudeCorrectionNick
= 0;
AttitudeCorrectionRoll
= 0;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(!Looping_Nick
&& !Looping_Roll
) // if not lopping in any direction
{
int32_t tmp_long
, tmp_long2
;
if(FCParam.
Kalman_K != -1)
{
// determine the deviation of gyro integral from averaged acceleration sensor
tmp_long
= (int32_t)(IntegralNick
/ ParamSet.
GyroAccFactor - (int32_t)Mean_AccNick
);
tmp_long
= (tmp_long
* FCParam.
Kalman_K) / (32 * 16);
tmp_long2
= (int32_t)(IntegralRoll
/ ParamSet.
GyroAccFactor - (int32_t)Mean_AccRoll
);
tmp_long2
= (tmp_long2
* FCParam.
Kalman_K) / (32 * 16);
if((MaxStickNick
> 64) || (MaxStickRoll
> 64)) // reduce effect during stick commands
{
tmp_long
/= 2;
tmp_long2
/= 2;
}
if(abs(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]]) > 25) // reduce further if yaw stick is active
{
tmp_long
/= 3;
tmp_long2
/= 3;
}
// limit correction effect
if(tmp_long
> (int32_t)FCParam.
Kalman_MaxFusion) tmp_long
= (int32_t)FCParam.
Kalman_MaxFusion;
if(tmp_long
< -(int32_t)FCParam.
Kalman_MaxFusion) tmp_long
=-(int32_t)FCParam.
Kalman_MaxFusion;
if(tmp_long2
> (int32_t)FCParam.
Kalman_MaxFusion) tmp_long2
= (int32_t)FCParam.
Kalman_MaxFusion;
if(tmp_long2
<-(int32_t)FCParam.
Kalman_MaxFusion) tmp_long2
=-(int32_t)FCParam.
Kalman_MaxFusion;
}
else
{
// determine the deviation of gyro integral from averaged acceleration sensor
tmp_long
= (int32_t)(IntegralNick
/ ParamSet.
GyroAccFactor - (int32_t)Mean_AccNick
);
tmp_long
/= 16;
tmp_long2
= (int32_t)(IntegralRoll
/ ParamSet.
GyroAccFactor - (int32_t)Mean_AccRoll
);
tmp_long2
/= 16;
if((MaxStickNick
> 64) || (MaxStickRoll
> 64)) // reduce effect during stick commands
{
tmp_long
/= 3;
tmp_long2
/= 3;
}
if(abs(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]]) > 25) // reduce further if yaw stick is active
{
tmp_long
/= 3;
tmp_long2
/= 3;
}
#define BALANCE 32
// limit correction effect
if(tmp_long
> BALANCE
) tmp_long
= BALANCE
;
if(tmp_long
< -BALANCE
) tmp_long
=-BALANCE
;
if(tmp_long2
> BALANCE
) tmp_long2
= BALANCE
;
if(tmp_long2
<-BALANCE
) tmp_long2
=-BALANCE
;
}
// correct current readings
Reading_IntegralGyroNick
-= tmp_long
;
Reading_IntegralGyroRoll
-= tmp_long2
;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// MeasurementCounter is incremented in the isr of analog.c
if(MeasurementCounter
>= BALANCE_NUMBER
) // averaging number has reached
{
static int16_t cnt
= 0;
static int8_t last_n_p
, last_n_n
, last_r_p
, last_r_n
;
static int32_t MeanIntegralNick_old
, MeanIntegralRoll_old
;
// if not lopping in any direction (this should be alwais the case,
// because the Measurement counter is reset to 0 if looping in any direction is active.)
if(!Looping_Nick
&& !Looping_Roll
&& !FunnelCourse
)
{
// Calculate mean value of the gyro integrals
MeanIntegralNick
/= BALANCE_NUMBER
;
MeanIntegralRoll
/= BALANCE_NUMBER
;
// Calculate mean of the acceleration values
IntegralAccNick
= (ParamSet.
GyroAccFactor * IntegralAccNick
) / BALANCE_NUMBER
;
IntegralAccRoll
= (ParamSet.
GyroAccFactor * IntegralAccRoll
) / BALANCE_NUMBER
;
// Nick ++++++++++++++++++++++++++++++++++++++++++++++++
// Calculate deviation of the averaged gyro integral and the averaged acceleration integral
IntegralErrorNick
= (int32_t)(MeanIntegralNick
- (int32_t)IntegralAccNick
);
CorrectionNick
= IntegralErrorNick
/ ParamSet.
GyroAccTrim;
AttitudeCorrectionNick
= CorrectionNick
/ BALANCE_NUMBER
;
// Roll ++++++++++++++++++++++++++++++++++++++++++++++++
// Calculate deviation of the averaged gyro integral and the averaged acceleration integral
IntegralErrorRoll
= (int32_t)(MeanIntegralRoll
- (int32_t)IntegralAccRoll
);
CorrectionRoll
= IntegralErrorRoll
/ ParamSet.
GyroAccTrim;
AttitudeCorrectionRoll
= CorrectionRoll
/ BALANCE_NUMBER
;
if(((MaxStickNick
> 64) || (MaxStickRoll
> 64) || (abs(PPM_in
[ParamSet.
ChannelAssignment[CH_YAW
]]) > 25)) && (FCParam.
Kalman_K == -1) )
{
AttitudeCorrectionNick
/= 2;
AttitudeCorrectionRoll
/= 2;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Gyro-Drift ermitteln
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// deviation of gyro nick integral (IntegralNick is corrected by averaged acc sensor)
IntegralErrorNick
= IntegralNick2
- IntegralNick
;
Reading_IntegralGyroNick2
-= IntegralErrorNick
;
// deviation of gyro nick integral (IntegralNick is corrected by averaged acc sensor)
IntegralErrorRoll
= IntegralRoll2
- IntegralRoll
;
Reading_IntegralGyroRoll2
-= IntegralErrorRoll
;
if(YawGyroDrift
> BALANCE_NUMBER
/2) AdNeutralYaw
++;
if(YawGyroDrift
< -BALANCE_NUMBER
/2) AdNeutralYaw
--;
YawGyroDrift
= 0;
#define ERROR_LIMIT (BALANCE_NUMBER * 4)
#define ERROR_LIMIT2 (BALANCE_NUMBER * 16)
#define MOVEMENT_LIMIT 20000
// Nick +++++++++++++++++++++++++++++++++++++++++++++++++
cnt
= 1;// + labs(IntegralErrorNick) / 4096;
CorrectionNick
= 0;
if((labs(MeanIntegralNick_old
- MeanIntegralNick
) < MOVEMENT_LIMIT
) || (FCParam.
Kalman_MaxDrift > 3* 16))
{
if(IntegralErrorNick
> ERROR_LIMIT2
)
{
if(last_n_p
)
{
cnt
+= labs(IntegralErrorNick
) / ERROR_LIMIT2
;
CorrectionNick
= IntegralErrorNick
/ 8;
if(CorrectionNick
> 5000) CorrectionNick
= 5000;
AttitudeCorrectionNick
+= CorrectionNick
/ BALANCE_NUMBER
;
}
else last_n_p
= 1;
}
else last_n_p
= 0;
if(IntegralErrorNick
< -ERROR_LIMIT2
)
{
if(last_n_n
)
{
cnt
+= labs(IntegralErrorNick
) / ERROR_LIMIT2
;
CorrectionNick
= IntegralErrorNick
/ 8;
if(CorrectionNick
< -5000) CorrectionNick
= -5000;
AttitudeCorrectionNick
+= CorrectionNick
/ BALANCE_NUMBER
;
}
else last_n_n
= 1;
}
else last_n_n
= 0;
}
else
{
cnt
= 0;
BadCompassHeading
= 1000;
}
if(cnt
> ParamSet.
DriftComp) cnt
= ParamSet.
DriftComp;
if(cnt
* 16 > FCParam.
Kalman_MaxDrift) cnt
= FCParam.
Kalman_MaxDrift / 16;
// correct Gyro Offsets
if(IntegralErrorNick
> ERROR_LIMIT
) AdNeutralNick
+= cnt
;
if(IntegralErrorNick
< -ERROR_LIMIT
) AdNeutralNick
-= cnt
;
// Roll +++++++++++++++++++++++++++++++++++++++++++++++++
cnt
= 1;// + labs(IntegralErrorNick) / 4096;
CorrectionRoll
= 0;
if((labs(MeanIntegralRoll_old
- MeanIntegralRoll
) < MOVEMENT_LIMIT
) || (FCParam.
Kalman_MaxDrift > 3 * 16))
{
if(IntegralErrorRoll
> ERROR_LIMIT2
)
{
if(last_r_p
)
{
cnt
+= labs(IntegralErrorRoll
) / ERROR_LIMIT2
;
CorrectionRoll
= IntegralErrorRoll
/ 8;
if(CorrectionRoll
> 5000) CorrectionRoll
= 5000;
AttitudeCorrectionRoll
+= CorrectionRoll
/ BALANCE_NUMBER
;
}
else last_r_p
= 1;
}
else last_r_p
= 0;
if(IntegralErrorRoll
< -ERROR_LIMIT2
)
{
if(last_r_n
)
{
cnt
+= labs(IntegralErrorRoll
) / ERROR_LIMIT2
;
CorrectionRoll
= IntegralErrorRoll
/ 8;
if(CorrectionRoll
< -5000) CorrectionRoll
= -5000;
AttitudeCorrectionRoll
+= CorrectionRoll
/ BALANCE_NUMBER
;
}
else last_r_n
= 1;
}
else last_r_n
= 0;
}
else
{
cnt
= 0;
BadCompassHeading
= 1000;
}
// correct Gyro Offsets
if(cnt
> ParamSet.
DriftComp) cnt
= ParamSet.
DriftComp;
if(cnt
* 16 > FCParam.
Kalman_MaxDrift) cnt
= FCParam.
Kalman_MaxDrift / 16;
if(IntegralErrorRoll
> ERROR_LIMIT
) AdNeutralRoll
+= cnt
;
if(IntegralErrorRoll
< -ERROR_LIMIT
) AdNeutralRoll
-= cnt
;
}
else // looping is active
{
AttitudeCorrectionRoll
= 0;
AttitudeCorrectionNick
= 0;
FunnelCourse
= 0;
}
// if Gyro_I_Factor == 0 , for example at Heading Hold, ignore attitude correction
if(!Gyro_I_Factor
)
{
AttitudeCorrectionRoll
= 0;
AttitudeCorrectionNick
= 0;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++
MeanIntegralNick_old
= MeanIntegralNick
;
MeanIntegralRoll_old
= MeanIntegralRoll
;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++
// reset variables used for averaging
IntegralAccNick
= 0;
IntegralAccRoll
= 0;
MeanIntegralNick
= 0;
MeanIntegralRoll
= 0;
MeasurementCounter
= 0;
} // end of averaging
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Yawing
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(abs(StickYaw
) > 15 ) // yaw stick is activated
{
BadCompassHeading
= 1000;
if(!(ParamSet.
GlobalConfig & CFG_COMPASS_FIX
))
{
UpdateCompassCourse
= 1;
}
}
// exponential stick sensitivity in yawring rate
tmp_int
= (int32_t) ParamSet.
Yaw_P * ((int32_t)StickYaw
* abs(StickYaw
)) / 512L; // expo y = ax + bx²
tmp_int
+= (ParamSet.
Yaw_P * StickYaw
) / 4;
SetPointYaw
= tmp_int
;
// trimm drift of Reading_IntegralGyroYaw with SetPointYaw(StickYaw)
Reading_IntegralGyroYaw
-= tmp_int
;
// limit the effect
if(Reading_IntegralGyroYaw
> 50000) Reading_IntegralGyroYaw
= 50000;
if(Reading_IntegralGyroYaw
<-50000) Reading_IntegralGyroYaw
=-50000;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Compass
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// compass code is used if Compass option is selected
if(ParamSet.
GlobalConfig & (CFG_COMPASS_ACTIVE
|CFG_GPS_ACTIVE
))
{
int16_t w
, v
, r
,correction
, error
;
if(CompassCalState
&& !(MKFlags
& MKFLAG_MOTOR_RUN
) )
{
SetCompassCalState
();
#ifdef USE_KILLAGREG
MM3_Calibrate
();
#endif
}
else
{
#ifdef USE_KILLAGREG
static uint8_t updCompass
= 0;
if (!updCompass
--)
{
updCompass
= 49; // update only at 2ms*50 = 100ms (10Hz)
MM3_Heading
();
}
#endif
// get maximum attitude angle
w
= abs(IntegralNick
/ 512);
v
= abs(IntegralRoll
/ 512);
if(v
> w
) w
= v
;
correction
= w
/ 8 + 1;
// calculate the deviation of the yaw gyro heading and the compass heading
if (CompassHeading
< 0) error
= 0; // disable yaw drift compensation if compass heading is undefined
else error
= ((540 + CompassHeading
- (YawGyroHeading
/ YAW_GYRO_DEG_FACTOR
)) % 360) - 180;
if(UpdateCompassCourse
)
{
error
= 0;
YawGyroHeading
= CompassHeading
* YAW_GYRO_DEG_FACTOR
;
}
if(!BadCompassHeading
&& w
< 25)
{
YawGyroDrift
+= error
;
if(UpdateCompassCourse
)
{
BeepTime
= 200;
CompassCourse
= (YawGyroHeading
/ YAW_GYRO_DEG_FACTOR
);
UpdateCompassCourse
= 0;
}
}
YawGyroHeading
+= (error
* 8) / correction
;
w
= (w
* FCParam.
CompassYawEffect) / 32;
w
= FCParam.
CompassYawEffect - w
;
if(w
>= 0)
{
if(!BadCompassHeading
)
{
v
= 64 + (MaxStickNick
+ MaxStickRoll
) / 8;
// calc course deviation
r
= ((540 + (YawGyroHeading
/ YAW_GYRO_DEG_FACTOR
) - CompassCourse
) % 360) - 180;
v
= (r
* w
) / v
; // align to compass course
// limit yaw rate
w
= 3 * FCParam.
CompassYawEffect;
if (v
> w
) v
= w
;
else if (v
< -w
) v
= -w
;
Reading_IntegralGyroYaw
+= v
;
}
else
{ // wait a while
BadCompassHeading
--;
}
}
else
{ // ignore compass at extreme attitudes for a while
BadCompassHeading
= 500;
}
}
}
#if (defined (USE_KILLAGREG) || defined (USE_MK3MAG))
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// GPS
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(ParamSet.
GlobalConfig & CFG_GPS_ACTIVE
)
{
GPS_Main
();
MKFlags
&= ~
(MKFLAG_CALIBRATE
| MKFLAG_START
);
}
else
{
GPS_Nick
= 0;
GPS_Roll
= 0;
}
#endif
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Debugwerte zuordnen
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(!TimerDebugOut
--)
{
TimerDebugOut
= 24; // update debug outputs every 25*2ms = 50 ms (20Hz)
DebugOut.
Analog[0] = IntegralNick
/ ParamSet.
GyroAccFactor;
DebugOut.
Analog[1] = IntegralRoll
/ ParamSet.
GyroAccFactor;
DebugOut.
Analog[2] = Mean_AccNick
;
DebugOut.
Analog[3] = Mean_AccRoll
;
DebugOut.
Analog[4] = Reading_GyroYaw
;
DebugOut.
Analog[5] = ReadingHeight
;
DebugOut.
Analog[6] = (Reading_Integral_Top
/ 512);
DebugOut.
Analog[8] = CompassHeading
;
DebugOut.
Analog[9] = UBat
;
DebugOut.
Analog[10] = RC_Quality
;
DebugOut.
Analog[11] = YawGyroHeading
/ YAW_GYRO_DEG_FACTOR
;
//DebugOut.Analog[16] = Mean_AccTop;
//DebugOut.Analog[17] = FromNaviCtrl_Value.Distance;
//DebugOut.Analog[18] = FromNaviCtrl_Value.OsdBar;
DebugOut.
Analog[27] = (int16_t)FCParam.
Kalman_MaxDrift;
DebugOut.
Analog[29] = (int16_t)FCParam.
Kalman_K;
DebugOut.
Analog[30] = GPS_Nick
;
DebugOut.
Analog[31] = GPS_Roll
;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// calculate control feedback from angle (gyro integral) and agular velocity (gyro signal)
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
if(Looping_Nick
) Reading_GyroNick
= Reading_GyroNick
* Gyro_P_Factor
;
else Reading_GyroNick
= IntegralNick
* Gyro_I_Factor
+ Reading_GyroNick
* Gyro_P_Factor
;
if(Looping_Roll
) Reading_GyroRoll
= Reading_GyroRoll
* Gyro_P_Factor
;
else Reading_GyroRoll
= IntegralRoll
* Gyro_I_Factor
+ Reading_GyroRoll
* Gyro_P_Factor
;
Reading_GyroYaw
= Reading_GyroYaw
* (2 * Gyro_P_Factor
) + IntegralYaw
* Gyro_I_Factor
/ 2;
DebugOut.
Analog[21] = Reading_GyroNick
;
DebugOut.
Analog[22] = Reading_GyroRoll
;
// limit control feedback
#define MAX_SENSOR (4096 * STICK_GAIN)
if(Reading_GyroNick
> MAX_SENSOR
) Reading_GyroNick
= MAX_SENSOR
;
if(Reading_GyroNick
< -MAX_SENSOR
) Reading_GyroNick
= -MAX_SENSOR
;
if(Reading_GyroRoll
> MAX_SENSOR
) Reading_GyroRoll
= MAX_SENSOR
;
if(Reading_GyroRoll
< -MAX_SENSOR
) Reading_GyroRoll
= -MAX_SENSOR
;
if(Reading_GyroYaw
> MAX_SENSOR
) Reading_GyroYaw
= MAX_SENSOR
;
if(Reading_GyroYaw
< -MAX_SENSOR
) Reading_GyroYaw
= -MAX_SENSOR
;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Height Control
// The height control algorithm reduces the gas but does not increase the gas.
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
GasMixFraction
*= STICK_GAIN
;
// if height control is activated and no emergency landing is active
if((ParamSet.
GlobalConfig & CFG_HEIGHT_CONTROL
) && !(MKFlags
& MKFLAG_EMERGENCY_LANDING
) )
{
int tmp_int
;
static uint8_t delay
= 100;
// if height control is activated by an rc channel
if(ParamSet.
GlobalConfig & CFG_HEIGHT_SWITCH
)
{ // check if parameter is less than activation threshold
if(
( (ParamSet.
BitConfig & CFG_HEIGHT_3SWITCH
) && ( (FCParam.
MaxHeight > 80) && (FCParam.
MaxHeight < 140) ) )|| // for 3-state switch height control is only disabled in center position
(!(ParamSet.
BitConfig & CFG_HEIGHT_3SWITCH
) && (FCParam.
MaxHeight < 50) ) // for 2-State switch height control is disabled in lower position
)
{ //hight control not active
if(!delay
--)
{
// measurement of air pressure close to upper limit
if(ReadingAirPressure
> 1000)
{ // lower offset
ExpandBaro
-= 10;
OCR0A
= PressureSensorOffset
- ExpandBaro
;
BeepTime
= 300;
delay
= 250;
}
// measurement of air pressure close to lower limit
else if(ReadingAirPressure
< 100)
{ // increase offset
ExpandBaro
+= 10;
OCR0A
= PressureSensorOffset
- ExpandBaro
;
BeepTime
= 300;
delay
= 250;
}
else
{
SetPointHeight
= ReadingHeight
- 20; // update SetPoint with current reading
HeightControlActive
= 0; // disable height control
delay
= 1;
}
}
}
else
{ //hight control not active
HeightControlActive
= 1; // enable height control
delay
= 200;
}
}
else // no switchable height control
{
SetPointHeight
= ((int16_t) ExternHeightValue
+ (int16_t) FCParam.
MaxHeight) * (int16_t)ParamSet.
Height_Gain - 20;
HeightControlActive
= 1;
}
// get current height
h
= ReadingHeight
;
// if current height is above the setpoint reduce gas
if((h
> SetPointHeight
) && HeightControlActive
)
{
// GasMixFraction - HightDeviation * P - HeightChange * D - ACCTop * DACC
// height difference -> P control part
h
= ((h
- SetPointHeight
) * (int16_t) FCParam.
Height_P) / (16 / STICK_GAIN
);
h
= GasMixFraction
- h
; // reduce gas
// height gradient --> D control part
//h -= (HeightD * FCParam.Height_D) / (8 / STICK_GAIN); // D control part
h
-= (HeightD
) / (8 / STICK_GAIN
); // D control part
// acceleration sensor effect
tmp_int
= ((Reading_Integral_Top
/ 128) * (int32_t) FCParam.
Height_ACC_Effect) / (128 / STICK_GAIN
);
if(tmp_int
> 70 * STICK_GAIN
) tmp_int
= 70 * STICK_GAIN
;
else if(tmp_int
< -(70 * STICK_GAIN
)) tmp_int
= -(70 * STICK_GAIN
);
h
-= tmp_int
;
// update height control gas
HeightControlGas
= (HeightControlGas
*15 + h
) / 16;
// limit gas reduction
if(HeightControlGas
< ParamSet.
Height_MinGas * STICK_GAIN
)
{
if(GasMixFraction
>= ParamSet.
Height_MinGas * STICK_GAIN
) HeightControlGas
= ParamSet.
Height_MinGas * STICK_GAIN
;
// allows landing also if gas stick is reduced below min gas on height control
if(GasMixFraction
< ParamSet.
Height_MinGas * STICK_GAIN
) HeightControlGas
= GasMixFraction
;
}
// limit gas to stick setting
if(HeightControlGas
> GasMixFraction
) HeightControlGas
= GasMixFraction
;
GasMixFraction
= HeightControlGas
;
}
}
// limit gas to parameter setting
if(GasMixFraction
> (ParamSet.
Gas_Max - 20) * STICK_GAIN
) GasMixFraction
= (ParamSet.
Gas_Max - 20) * STICK_GAIN
;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// + Mixer and PI-Controller
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DebugOut.
Analog[7] = GasMixFraction
;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Yaw-Fraction
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
YawMixFraction
= Reading_GyroYaw
- SetPointYaw
* STICK_GAIN
; // yaw controller
#define MIN_YAWGAS (40 * STICK_GAIN) // yaw also below this gas value
// limit YawMixFraction
if(GasMixFraction
> MIN_YAWGAS
)
{
if(YawMixFraction
> (GasMixFraction
/ 2)) YawMixFraction
= GasMixFraction
/ 2;
if(YawMixFraction
< -(GasMixFraction
/ 2)) YawMixFraction
= -(GasMixFraction
/ 2);
}
else
{
if(YawMixFraction
> (MIN_YAWGAS
/ 2)) YawMixFraction
= MIN_YAWGAS
/ 2;
if(YawMixFraction
< -(MIN_YAWGAS
/ 2)) YawMixFraction
= -(MIN_YAWGAS
/ 2);
}
tmp_int
= ParamSet.
Gas_Max * STICK_GAIN
;
if(YawMixFraction
> ((tmp_int
- GasMixFraction
))) YawMixFraction
= ((tmp_int
- GasMixFraction
));
if(YawMixFraction
< -((tmp_int
- GasMixFraction
))) YawMixFraction
= -((tmp_int
- GasMixFraction
));
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Nick-Axis
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DiffNick
= Reading_GyroNick
- StickNick
; // get difference
if(Gyro_I_Factor
) SumNick
+= IntegralNick
* Gyro_I_Factor
- StickNick
; // I-part for attitude control
else SumNick
+= DiffNick
; // I-part for head holding
if(SumNick
> (STICK_GAIN
* 16000L)) SumNick
= (STICK_GAIN
* 16000L);
if(SumNick
< -(STICK_GAIN
* 16000L)) SumNick
= -(STICK_GAIN
* 16000L);
pd_result
= DiffNick
+ Ki
* SumNick
; // PI-controller for nick
tmp_int
= (int32_t)((int32_t)FCParam.
DynamicStability * (int32_t)(GasMixFraction
+ abs(YawMixFraction
)/2)) / 64;
if(pd_result
> tmp_int
) pd_result
= tmp_int
;
if(pd_result
< -tmp_int
) pd_result
= -tmp_int
;
// Motor Front
MotorValue
= GasMixFraction
+ pd_result
+ YawMixFraction
; // Mixer
MotorValue
/= STICK_GAIN
;
if ((MotorValue
< 0)) MotorValue
= 0;
else if(MotorValue
> ParamSet.
Gas_Max) MotorValue
= ParamSet.
Gas_Max;
if (MotorValue
< ParamSet.
Gas_Min) MotorValue
= ParamSet.
Gas_Min;
Motor_Front
= MotorValue
;
// Motor Rear
MotorValue
= GasMixFraction
- pd_result
+ YawMixFraction
; // Mixer
MotorValue
/= STICK_GAIN
;
if ((MotorValue
< 0)) MotorValue
= 0;
else if(MotorValue
> ParamSet.
Gas_Max) MotorValue
= ParamSet.
Gas_Max;
if (MotorValue
< ParamSet.
Gas_Min) MotorValue
= ParamSet.
Gas_Min;
Motor_Rear
= MotorValue
;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Roll-Axis
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DiffRoll
= Reading_GyroRoll
- StickRoll
; // get difference
if(Gyro_I_Factor
) SumRoll
+= IntegralRoll
* Gyro_I_Factor
- StickRoll
; // I-part for attitude control
else SumRoll
+= DiffRoll
; // I-part for head holding
if(SumRoll
> (STICK_GAIN
* 16000L)) SumRoll
= (STICK_GAIN
* 16000L);
if(SumRoll
< -(STICK_GAIN
* 16000L)) SumRoll
= -(STICK_GAIN
* 16000L);
pd_result
= DiffRoll
+ Ki
* SumRoll
; // PI-controller for roll
tmp_int
= (int32_t)((int32_t)FCParam.
DynamicStability * (int32_t)(GasMixFraction
+ abs(YawMixFraction
)/2)) / 64;
if(pd_result
> tmp_int
) pd_result
= tmp_int
;
if(pd_result
< -tmp_int
) pd_result
= -tmp_int
;
// Motor Left
MotorValue
= GasMixFraction
+ pd_result
- YawMixFraction
; // Mixer
MotorValue
/= STICK_GAIN
;
if ((MotorValue
< 0)) MotorValue
= 0;
else if(MotorValue
> ParamSet.
Gas_Max) MotorValue
= ParamSet.
Gas_Max;
if (MotorValue
< ParamSet.
Gas_Min) MotorValue
= ParamSet.
Gas_Min;
Motor_Left
= MotorValue
;
// Motor Right
MotorValue
= GasMixFraction
- pd_result
- YawMixFraction
; // Mixer
MotorValue
/= STICK_GAIN
;
if ((MotorValue
< 0)) MotorValue
= 0;
else if(MotorValue
> ParamSet.
Gas_Max) MotorValue
= ParamSet.
Gas_Max;
if (MotorValue
< ParamSet.
Gas_Min) MotorValue
= ParamSet.
Gas_Min;
Motor_Right
= MotorValue
;
}