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1 | ingob | 1 | /*####################################################################################### |
2 | Flight Control |
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3 | #######################################################################################*/ |
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4 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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5 | // + Copyright (c) 04.2007 Holger Buss |
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6 | // + Nur für den privaten Gebrauch |
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7 | // + www.MikroKopter.com |
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8 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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886 | killagreg | 9 | // + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation), |
10 | // + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist. |
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11 | // + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt |
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12 | // + bzgl. der Nutzungsbedingungen aufzunehmen. |
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1 | ingob | 13 | // + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen, |
14 | // + Verkauf von Luftbildaufnahmen, usw. |
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15 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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886 | killagreg | 16 | // + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht, |
1 | ingob | 17 | // + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen |
18 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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19 | // + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts |
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20 | // + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de" |
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21 | // + eindeutig als Ursprung verlinkt werden |
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22 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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23 | // + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion |
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24 | // + Benutzung auf eigene Gefahr |
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25 | // + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden |
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26 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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886 | killagreg | 27 | // + Die Portierung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur |
1 | ingob | 28 | // + mit unserer Zustimmung zulässig |
29 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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30 | // + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen |
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31 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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886 | killagreg | 32 | // + Redistributions of source code (with or without modifications) must retain the above copyright notice, |
1 | ingob | 33 | // + this list of conditions and the following disclaimer. |
34 | // + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived |
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35 | // + from this software without specific prior written permission. |
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886 | killagreg | 36 | // + * The use of this project (hardware, software, binary files, sources and documentation) is only permittet |
1 | ingob | 37 | // + for non-commercial use (directly or indirectly) |
886 | killagreg | 38 | // + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted |
1 | ingob | 39 | // + with our written permission |
886 | killagreg | 40 | // + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be |
41 | // + clearly linked as origin |
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831 | hbuss | 42 | // + * porting to systems other than hardware from www.mikrokopter.de is not allowed |
1 | ingob | 43 | // + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
44 | // + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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45 | // + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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46 | // + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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47 | // + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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48 | // + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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49 | // + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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492 | hbuss | 50 | // + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN// + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
1 | ingob | 51 | // + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
886 | killagreg | 52 | // + POSSIBILITY OF SUCH DAMAGE. |
1 | ingob | 53 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
886 | killagreg | 54 | #include <stdlib.h> |
55 | #include <avr/io.h> |
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1 | ingob | 56 | |
57 | #include "main.h" |
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886 | killagreg | 58 | #include "eeprom.h" |
59 | #include "timer0.h" |
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60 | #include "_Settings.h" |
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61 | #include "analog.h" |
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62 | #include "fc.h" |
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63 | #include "uart.h" |
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64 | #include "rc.h" |
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65 | #include "twimaster.h" |
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66 | #include "timer2.h" |
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67 | #ifdef USE_KILLAGREG |
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68 | #include "mm3.h" |
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69 | #include "gps.h" |
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70 | #endif |
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71 | #if !defined (USE_KILLAGREG) && !defined (USE_NAVICTRL) |
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72 | #include "mk3mag.h" |
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73 | #endif |
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74 | #include "led.h" |
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1 | ingob | 75 | |
886 | killagreg | 76 | volatile uint16_t I2CTimeout = 100; |
77 | // gyro readings |
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78 | volatile int16_t Reading_GyroPitch, Reading_GyroRoll, Reading_GyroYaw; |
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79 | // gyro neutral readings |
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80 | volatile int16_t AdNeutralPitch = 0, AdNeutralRoll = 0, AdNeutralYaw = 0; |
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81 | volatile int16_t StartNeutralRoll = 0, StartNeutralPitch = 0; |
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82 | // mean accelerations |
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83 | volatile int16_t Mean_AccPitch, Mean_AccRoll, Mean_AccTop; |
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84 | |||
85 | // neutral acceleration readings |
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86 | volatile int16_t NeutralAccX=0, NeutralAccY=0; |
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1 | ingob | 87 | volatile float NeutralAccZ = 0; |
88 | |||
886 | killagreg | 89 | // attitude gyro integrals |
90 | volatile int32_t IntegralPitch = 0,IntegralPitch2 = 0; |
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91 | volatile int32_t IntegralRoll = 0,IntegralRoll2 = 0; |
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92 | volatile int32_t IntegralYaw = 0; |
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93 | volatile int32_t Reading_IntegralGyroPitch = 0, Reading_IntegralGyroPitch2 = 0; |
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94 | volatile int32_t Reading_IntegralGyroRoll = 0, Reading_IntegralGyroRoll2 = 0; |
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95 | volatile int32_t Reading_IntegralGyroYaw = 0; |
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96 | volatile int32_t MeanIntegralPitch; |
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97 | volatile int32_t MeanIntegralRoll; |
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1 | ingob | 98 | |
886 | killagreg | 99 | // attitude acceleration integrals |
100 | volatile int32_t IntegralAccPitch = 0, IntegralAccRoll = 0; |
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101 | volatile int32_t Reading_Integral_Top = 0; |
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102 | |||
103 | // compass course |
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104 | volatile int16_t CompassHeading = -1; // negative angle indicates invalid data. |
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105 | volatile int16_t CompassCourse = -1; |
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106 | volatile int16_t CompassOffCourse = 0; |
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107 | volatile uint8_t CompassCalState = 0; |
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108 | uint8_t FunnelCourse = 0; |
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109 | uint16_t BadCompassHeading = 500; |
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110 | int32_t YawGyroHeading; |
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111 | int16_t YawGyroDrift; |
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112 | |||
113 | |||
114 | int16_t NaviAccPitch = 0, NaviAccRoll = 0, NaviCntAcc = 0; |
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115 | |||
116 | |||
117 | // flags |
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118 | uint8_t MotorsOn = 0; |
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119 | uint8_t EmergencyLanding = 0; |
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120 | uint16_t Model_Is_Flying = 0; |
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121 | |||
122 | int32_t TurnOver180Pitch = 250000L, TurnOver180Roll = 250000L; |
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123 | |||
124 | float Gyro_P_Factor; |
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125 | float Gyro_I_Factor; |
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126 | |||
127 | volatile int16_t DiffPitch, DiffRoll; |
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128 | |||
129 | int16_t Poti1 = 0, Poti2 = 0, Poti3 = 0, Poti4 = 0, Poti5 = 0, Poti6 = 0, Poti7 = 0, Poti8 = 0; |
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130 | |||
131 | // setpoints for motors |
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132 | volatile uint8_t Motor_Front, Motor_Rear, Motor_Right, Motor_Left; |
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133 | |||
134 | // stick values derived by rc channels readings |
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135 | int16_t StickPitch = 0, StickRoll = 0, StickYaw = 0, StickThrust = 0; |
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136 | int16_t GPS_Pitch = 0, GPS_Roll = 0; |
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137 | |||
138 | int16_t MaxStickPitch = 0, MaxStickRoll = 0; |
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139 | // stick values derived by uart inputs |
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140 | int16_t ExternStickPitch = 0, ExternStickRoll = 0, ExternStickYaw = 0, ExternHeightValue = -20; |
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141 | |||
142 | |||
143 | |||
144 | |||
145 | int16_t ReadingHeight = 0; |
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146 | int16_t SetPointHeight = 0; |
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147 | |||
148 | int16_t AttitudeCorrectionRoll = 0, AttitudeCorrectionPitch = 0; |
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149 | |||
150 | float Ki = FACTOR_I; |
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151 | |||
152 | uint8_t Looping_Pitch = 0, Looping_Roll = 0; |
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153 | uint8_t Looping_Left = 0, Looping_Right = 0, Looping_Down = 0, Looping_Top = 0; |
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154 | |||
155 | |||
156 | 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}; |
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157 | |||
158 | |||
159 | /************************************************************************/ |
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160 | /* Creates numbeeps beeps at the speaker */ |
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161 | /************************************************************************/ |
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162 | void Beep(uint8_t numbeeps) |
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1 | ingob | 163 | { |
886 | killagreg | 164 | while(numbeeps--) |
165 | { |
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166 | if(MotorsOn) return; //auf keinen Fall im Flug! |
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167 | BeepTime = 100; // 0.1 second |
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168 | Delay_ms(250); // blocks 250 ms as pause to next beep, |
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169 | // this will block the flight control loop, |
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170 | // therefore do not use this funktion if motors are running |
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171 | } |
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1 | ingob | 172 | } |
173 | |||
886 | killagreg | 174 | /************************************************************************/ |
175 | /* Neutral Readings */ |
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176 | /************************************************************************/ |
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1 | ingob | 177 | void SetNeutral(void) |
178 | { |
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886 | killagreg | 179 | NeutralAccX = 0; |
1 | ingob | 180 | NeutralAccY = 0; |
181 | NeutralAccZ = 0; |
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886 | killagreg | 182 | AdNeutralPitch = 0; |
183 | AdNeutralRoll = 0; |
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184 | AdNeutralYaw = 0; |
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185 | FCParam.Yaw_PosFeedback = 0; |
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186 | FCParam.Yaw_NegFeedback = 0; |
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187 | CalibMean(); |
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395 | hbuss | 188 | Delay_ms_Mess(100); |
886 | killagreg | 189 | CalibMean(); |
190 | if((ParamSet.GlobalConfig & CFG_HEIGHT_CONTROL)) // Height Control activated? |
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513 | hbuss | 191 | { |
886 | killagreg | 192 | if((ReadingAirPressure > 950) || (ReadingAirPressure < 750)) SearchAirPressureOffset(); |
513 | hbuss | 193 | } |
886 | killagreg | 194 | AdNeutralPitch = AdValueGyrPitch; |
195 | AdNeutralRoll = AdValueGyrRoll; |
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196 | AdNeutralYaw = AdValueGyrYaw; |
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197 | StartNeutralRoll = AdNeutralRoll; |
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198 | StartNeutralPitch = AdNeutralPitch; |
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199 | if(GetParamWord(PID_ACC_PITCH) > 1023) |
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513 | hbuss | 200 | { |
886 | killagreg | 201 | NeutralAccY = abs(Mean_AccRoll) / ACC_AMPLIFY; |
202 | NeutralAccX = abs(Mean_AccPitch) / ACC_AMPLIFY; |
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203 | NeutralAccZ = Current_AccZ; |
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513 | hbuss | 204 | } |
886 | killagreg | 205 | else |
206 | { |
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207 | NeutralAccX = (int16_t)GetParamWord(PID_ACC_PITCH); |
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208 | NeutralAccY = (int16_t)GetParamWord(PID_ACC_ROLL); |
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209 | NeutralAccZ = (int16_t)GetParamWord(PID_ACC_Z); |
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210 | } |
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211 | Reading_IntegralGyroPitch = 0; |
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212 | Reading_IntegralGyroPitch2 = 0; |
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213 | Reading_IntegralGyroRoll = 0; |
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214 | Reading_IntegralGyroRoll2 = 0; |
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215 | Reading_IntegralGyroYaw = 0; |
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216 | Reading_GyroPitch = 0; |
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217 | Reading_GyroRoll = 0; |
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218 | Reading_GyroYaw = 0; |
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219 | StartAirPressure = AirPressure; |
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220 | HeightD = 0; |
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221 | Reading_Integral_Top = 0; |
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222 | CompassCourse = CompassHeading; |
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223 | BeepTime = 50; |
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224 | TurnOver180Pitch = ((int32_t) ParamSet.AngleTurnOverPitch * 2500L) +15000L; |
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225 | TurnOver180Roll = ((int32_t) ParamSet.AngleTurnOverRoll * 2500L) +15000L; |
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226 | ExternHeightValue = 0; |
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227 | GPS_Pitch = 0; |
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228 | GPS_Roll = 0; |
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229 | YawGyroHeading = CompassHeading * YAW_GYRO_DEG_FACTOR; |
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230 | YawGyroDrift = 0; |
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1 | ingob | 231 | } |
232 | |||
886 | killagreg | 233 | /************************************************************************/ |
234 | /* Averaging Measurement Readings */ |
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235 | /************************************************************************/ |
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236 | void Mean(void) |
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237 | { |
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238 | static int32_t tmpl,tmpl2; |
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401 | hbuss | 239 | |
886 | killagreg | 240 | // Get offset corrected gyro readings (~ to angular velocity) |
241 | Reading_GyroYaw = AdNeutralYaw - AdValueGyrYaw; |
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242 | Reading_GyroRoll = AdValueGyrRoll - AdNeutralRoll; |
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243 | Reading_GyroPitch = AdValueGyrPitch - AdNeutralPitch; |
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604 | hbuss | 244 | |
886 | killagreg | 245 | // Acceleration Sensor |
246 | // sliding average sensor readings |
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247 | Mean_AccPitch = ((int32_t)Mean_AccPitch * 1 + ((ACC_AMPLIFY * (int32_t)AdValueAccPitch))) / 2L; |
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248 | Mean_AccRoll = ((int32_t)Mean_AccRoll * 1 + ((ACC_AMPLIFY * (int32_t)AdValueAccRoll))) / 2L; |
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249 | Mean_AccTop = ((int32_t)Mean_AccTop * 1 + ((int32_t)AdValueAccTop)) / 2L; |
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250 | |||
251 | // sum sensor readings for later averaging |
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252 | IntegralAccPitch += ACC_AMPLIFY * AdValueAccPitch; |
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253 | IntegralAccRoll += ACC_AMPLIFY * AdValueAccRoll; |
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254 | |||
255 | NaviAccPitch += AdValueAccPitch; |
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256 | NaviAccRoll += AdValueAccRoll; |
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805 | hbuss | 257 | NaviCntAcc++; |
882 | hbuss | 258 | |
886 | killagreg | 259 | // Yaw |
260 | // calculate yaw gyro integral (~ to rotation angle) |
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261 | Reading_IntegralGyroYaw += Reading_GyroYaw; |
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262 | YawGyroHeading += Reading_GyroYaw; |
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263 | if(YawGyroHeading >= (360L * YAW_GYRO_DEG_FACTOR)) YawGyroHeading -= 360L * YAW_GYRO_DEG_FACTOR; // 360° Wrap |
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264 | if(YawGyroHeading < 0) YawGyroHeading += 360L * YAW_GYRO_DEG_FACTOR; |
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395 | hbuss | 265 | |
1 | ingob | 266 | |
886 | killagreg | 267 | // Coupling fraction |
268 | if(!Looping_Pitch && !Looping_Roll && (ParamSet.GlobalConfig & CFG_AXIS_COUPLING_ACTIVE)) |
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269 | { |
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270 | tmpl = (Reading_GyroYaw * Reading_IntegralGyroPitch) / 2048L; |
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271 | tmpl *= FCParam.Yaw_PosFeedback; |
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272 | tmpl /= 4096L; |
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273 | tmpl2 = ( Reading_GyroYaw * Reading_IntegralGyroRoll) / 2048L; |
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274 | tmpl2 *= FCParam.Yaw_PosFeedback; |
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275 | tmpl2 /= 4096L; |
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276 | if(labs(tmpl) > 128 || labs(tmpl2) > 128) FunnelCourse = 1; |
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277 | } |
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278 | else tmpl = tmpl2 = 0; |
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279 | |||
280 | // Roll |
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281 | Reading_GyroRoll += tmpl; |
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282 | Reading_GyroRoll += (tmpl2 * FCParam.Yaw_NegFeedback) / 512L; |
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283 | Reading_IntegralGyroRoll2 += Reading_GyroRoll; |
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284 | Reading_IntegralGyroRoll += Reading_GyroRoll - AttitudeCorrectionRoll; |
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285 | if(Reading_IntegralGyroRoll > TurnOver180Roll) |
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286 | { |
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287 | Reading_IntegralGyroRoll = -(TurnOver180Roll - 10000L); |
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288 | Reading_IntegralGyroRoll2 = Reading_IntegralGyroRoll; |
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289 | } |
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290 | if(Reading_IntegralGyroRoll < -TurnOver180Roll) |
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291 | { |
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292 | Reading_IntegralGyroRoll = (TurnOver180Roll - 10000L); |
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293 | Reading_IntegralGyroRoll2 = Reading_IntegralGyroRoll; |
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294 | } |
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295 | if(AdValueGyrRoll < 15) Reading_GyroRoll = -1000; |
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296 | if(AdValueGyrRoll < 7) Reading_GyroRoll = -2000; |
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297 | if(BoardRelease == 10) |
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298 | { |
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299 | if(AdValueGyrRoll > 1010) Reading_GyroRoll = +1000; |
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300 | if(AdValueGyrRoll > 1017) Reading_GyroRoll = +2000; |
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301 | } |
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302 | else |
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303 | { |
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304 | if(AdValueGyrRoll > 2020) Reading_GyroRoll = +1000; |
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305 | if(AdValueGyrRoll > 2034) Reading_GyroRoll = +2000; |
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306 | } |
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307 | // Pitch |
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308 | Reading_GyroPitch -= tmpl2; |
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309 | Reading_GyroPitch -= (tmpl*FCParam.Yaw_NegFeedback) / 512L; |
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310 | Reading_IntegralGyroPitch2 += Reading_GyroPitch; |
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311 | Reading_IntegralGyroPitch += Reading_GyroPitch - AttitudeCorrectionPitch; |
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312 | if(Reading_IntegralGyroPitch > TurnOver180Pitch) |
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313 | { |
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314 | Reading_IntegralGyroPitch = -(TurnOver180Pitch - 25000L); |
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315 | Reading_IntegralGyroPitch2 = Reading_IntegralGyroPitch; |
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316 | } |
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317 | if(Reading_IntegralGyroPitch < -TurnOver180Pitch) |
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318 | { |
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319 | Reading_IntegralGyroPitch = (TurnOver180Pitch - 25000L); |
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320 | Reading_IntegralGyroPitch2 = Reading_IntegralGyroPitch; |
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321 | } |
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322 | if(AdValueGyrPitch < 15) Reading_GyroPitch = -1000; |
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323 | if(AdValueGyrPitch < 7) Reading_GyroPitch = -2000; |
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324 | if(BoardRelease == 10) |
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325 | { |
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326 | if(AdValueGyrPitch > 1010) Reading_GyroPitch = +1000; |
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327 | if(AdValueGyrPitch > 1017) Reading_GyroPitch = +2000; |
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328 | } |
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329 | else |
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330 | { |
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331 | if(AdValueGyrPitch > 2020) Reading_GyroPitch = +1000; |
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332 | if(AdValueGyrPitch > 2034) Reading_GyroPitch = +2000; |
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333 | } |
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334 | |||
335 | // start ADC again to capture measurement values for the next loop |
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336 | ADC_Enable(); |
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337 | |||
338 | IntegralYaw = Reading_IntegralGyroYaw; |
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339 | IntegralPitch = Reading_IntegralGyroPitch; |
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340 | IntegralRoll = Reading_IntegralGyroRoll; |
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341 | IntegralPitch2 = Reading_IntegralGyroPitch2; |
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342 | IntegralRoll2 = Reading_IntegralGyroRoll2; |
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343 | |||
344 | if((ParamSet.GlobalConfig & CFG_ROTARY_RATE_LIMITER) && !Looping_Pitch && !Looping_Roll) |
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345 | { |
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346 | if(Reading_GyroPitch > 200) Reading_GyroPitch += 4 * (Reading_GyroPitch - 200); |
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347 | else if(Reading_GyroPitch < -200) Reading_GyroPitch += 4 * (Reading_GyroPitch + 200); |
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348 | if(Reading_GyroRoll > 200) Reading_GyroRoll += 4 * (Reading_GyroRoll - 200); |
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349 | else if(Reading_GyroRoll < -200) Reading_GyroRoll += 4 * (Reading_GyroRoll + 200); |
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350 | } |
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1 | ingob | 351 | } |
352 | |||
886 | killagreg | 353 | /************************************************************************/ |
354 | /* Averaging Measurement Readings for Calibration */ |
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355 | /************************************************************************/ |
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356 | void CalibMean(void) |
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357 | { |
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358 | // stop ADC to avoid changing values during calculation |
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359 | ADC_Disable(); |
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395 | hbuss | 360 | |
886 | killagreg | 361 | Reading_GyroPitch = AdValueGyrPitch; |
362 | Reading_GyroRoll = AdValueGyrRoll; |
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363 | Reading_GyroYaw = AdValueGyrYaw; |
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364 | |||
365 | Mean_AccPitch = ACC_AMPLIFY * (int32_t)AdValueAccPitch; |
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366 | Mean_AccRoll = ACC_AMPLIFY * (int32_t)AdValueAccRoll; |
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367 | Mean_AccTop = (int32_t)AdValueAccTop; |
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368 | // start ADC (enables internal trigger so that the ISR in analog.c |
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369 | // updates the readings once) |
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370 | ADC_Enable(); |
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371 | |||
372 | TurnOver180Pitch = (int32_t) ParamSet.AngleTurnOverPitch * 2500L; |
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373 | TurnOver180Roll = (int32_t) ParamSet.AngleTurnOverRoll * 2500L; |
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1 | ingob | 374 | } |
375 | |||
886 | killagreg | 376 | /************************************************************************/ |
377 | /* Transmit Motor Data via I2C */ |
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378 | /************************************************************************/ |
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1 | ingob | 379 | void SendMotorData(void) |
886 | killagreg | 380 | { |
381 | if(MOTOR_OFF || !MotorsOn) |
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382 | { |
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383 | Motor_Rear = 0; |
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384 | Motor_Front = 0; |
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385 | Motor_Right = 0; |
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386 | Motor_Left = 0; |
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387 | if(MotorTest[0]) Motor_Front = MotorTest[0]; |
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388 | if(MotorTest[1]) Motor_Rear = MotorTest[1]; |
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389 | if(MotorTest[2]) Motor_Left = MotorTest[2]; |
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390 | if(MotorTest[3]) Motor_Right = MotorTest[3]; |
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391 | } |
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1 | ingob | 392 | |
886 | killagreg | 393 | DebugOut.Analog[12] = Motor_Front; |
394 | DebugOut.Analog[13] = Motor_Rear; |
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395 | DebugOut.Analog[14] = Motor_Left; |
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396 | DebugOut.Analog[15] = Motor_Right; |
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1 | ingob | 397 | |
398 | //Start I2C Interrupt Mode |
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399 | twi_state = 0; |
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400 | motor = 0; |
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886 | killagreg | 401 | I2C_Start(); |
1 | ingob | 402 | } |
403 | |||
404 | |||
405 | |||
886 | killagreg | 406 | /************************************************************************/ |
407 | /* Maps the parameter to poti values */ |
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408 | /************************************************************************/ |
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409 | void ParameterMapping(void) |
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1 | ingob | 410 | { |
886 | killagreg | 411 | if(RC_Quality > 160) // do the mapping of RC-Potis only if the rc-signal is ok |
412 | // else the last updated values are used |
||
413 | { |
||
414 | //update poti values by rc-signals |
||
415 | #define CHK_POTI(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;} |
||
416 | CHK_POTI(FCParam.MaxHeight,ParamSet.MaxHeight,0,255); |
||
417 | CHK_POTI(FCParam.Height_D,ParamSet.Height_D,0,100); |
||
418 | CHK_POTI(FCParam.Height_P,ParamSet.Height_P,0,100); |
||
419 | CHK_POTI(FCParam.Height_ACC_Effect,ParamSet.Height_ACC_Effect,0,255); |
||
420 | CHK_POTI(FCParam.CompassYawEffect,ParamSet.CompassYawEffect,0,255); |
||
421 | CHK_POTI(FCParam.Gyro_P,ParamSet.Gyro_P,10,255); |
||
422 | CHK_POTI(FCParam.Gyro_I,ParamSet.Gyro_I,0,255); |
||
423 | CHK_POTI(FCParam.I_Factor,ParamSet.I_Factor,0,255); |
||
424 | CHK_POTI(FCParam.UserParam1,ParamSet.UserParam1,0,255); |
||
425 | CHK_POTI(FCParam.UserParam2,ParamSet.UserParam2,0,255); |
||
426 | CHK_POTI(FCParam.UserParam3,ParamSet.UserParam3,0,255); |
||
427 | CHK_POTI(FCParam.UserParam4,ParamSet.UserParam4,0,255); |
||
428 | CHK_POTI(FCParam.UserParam5,ParamSet.UserParam5,0,255); |
||
429 | CHK_POTI(FCParam.UserParam6,ParamSet.UserParam6,0,255); |
||
430 | CHK_POTI(FCParam.UserParam7,ParamSet.UserParam7,0,255); |
||
431 | CHK_POTI(FCParam.UserParam8,ParamSet.UserParam8,0,255); |
||
432 | CHK_POTI(FCParam.ServoPitchControl,ParamSet.ServoPitchControl,0,255); |
||
433 | CHK_POTI(FCParam.LoopThrustLimit,ParamSet.LoopThrustLimit,0,255); |
||
434 | CHK_POTI(FCParam.Yaw_PosFeedback,ParamSet.Yaw_PosFeedback,0,255); |
||
435 | CHK_POTI(FCParam.Yaw_NegFeedback,ParamSet.Yaw_NegFeedback,0,255); |
||
436 | CHK_POTI(FCParam.DynamicStability,ParamSet.DynamicStability,0,255); |
||
437 | Ki = (float) FCParam.I_Factor * FACTOR_I; |
||
438 | } |
||
439 | } |
||
1 | ingob | 440 | |
441 | |||
886 | killagreg | 442 | void SetCompassCalState(void) |
443 | { |
||
444 | static uint8_t stick = 1; |
||
445 | |||
446 | // if pitch is centered or top set stick to zero |
||
447 | if(PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > -20) stick = 0; |
||
448 | // if pitch is down trigger to next cal state |
||
449 | if((PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] < -70) && !stick) |
||
450 | { |
||
451 | stick = 1; |
||
452 | CompassCalState++; |
||
453 | if(CompassCalState < 5) Beep(CompassCalState); |
||
454 | else BeepTime = 1000; |
||
455 | } |
||
1 | ingob | 456 | } |
457 | |||
458 | |||
819 | hbuss | 459 | |
886 | killagreg | 460 | /************************************************************************/ |
461 | /* MotorControl */ |
||
462 | /************************************************************************/ |
||
463 | void MotorControl(void) |
||
1 | ingob | 464 | { |
886 | killagreg | 465 | int16_t MotorValue, pd_result, h, tmp_int; |
466 | int16_t YawMixFraction, ThrustMixFraction; |
||
467 | static int32_t SumPitch = 0, SumRoll = 0; |
||
468 | static int32_t SetPointYaw = 0; |
||
469 | static int32_t IntegralErrorPitch = 0; |
||
470 | static int32_t IntegralErrorRoll = 0; |
||
471 | static uint16_t RcLostTimer; |
||
472 | static uint8_t delay_neutral = 0, delay_startmotors = 0, delay_stopmotors = 0; |
||
473 | static uint8_t HeightControlActive = 0; |
||
474 | static int16_t HeightControlThrust = 0; |
||
475 | static int8_t TimerDebugOut = 0; |
||
476 | static uint16_t UpdateCompassCourse = 0; |
||
477 | static int32_t CorrectionPitch, CorrectionRoll; |
||
1 | ingob | 478 | |
886 | killagreg | 479 | Mean(); |
480 | GRN_ON; |
||
1 | ingob | 481 | |
886 | killagreg | 482 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
483 | // determine thrust value |
||
484 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
485 | ThrustMixFraction = StickThrust; |
||
486 | if(ThrustMixFraction < ParamSet.Trust_Min + 10) ThrustMixFraction = ParamSet.Trust_Min + 10; |
||
487 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
488 | // RC-signal is bad |
||
489 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
490 | if(RC_Quality < 120) // the rc-frame signal is not reveived or noisy |
||
491 | { |
||
492 | if(!PcAccess) // if also no PC-Access via UART |
||
493 | { |
||
494 | if(BeepModulation == 0xFFFF) |
||
495 | { |
||
496 | BeepTime = 15000; // 1.5 seconds |
||
497 | BeepModulation = 0x0C00; |
||
498 | } |
||
499 | } |
||
500 | if(RcLostTimer) RcLostTimer--; // decremtent timer after rc sigal lost |
||
501 | else // rc lost countdown finished |
||
502 | { |
||
503 | MotorsOn = 0; // stop all motors |
||
504 | EmergencyLanding = 0; // emergency landing is over |
||
505 | } |
||
506 | ROT_ON; // set red led |
||
507 | if(Model_Is_Flying > 1000) // wahrscheinlich in der Luft --> langsam absenken |
||
508 | { |
||
509 | ThrustMixFraction = ParamSet.EmergencyThrust; // set emergency thrust |
||
510 | EmergencyLanding = 1; // enable emergency landing |
||
511 | // set neutral rc inputs |
||
512 | PPM_diff[ParamSet.ChannelAssignment[CH_PITCH]] = 0; |
||
513 | PPM_diff[ParamSet.ChannelAssignment[CH_ROLL]] = 0; |
||
514 | PPM_diff[ParamSet.ChannelAssignment[CH_YAW]] = 0; |
||
515 | PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] = 0; |
||
516 | PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] = 0; |
||
517 | PPM_in[ParamSet.ChannelAssignment[CH_YAW]] = 0; |
||
518 | } |
||
519 | else MotorsOn = 0; // switch of all motors |
||
520 | } // eof RC_Quality < 120 |
||
521 | else |
||
522 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
523 | // RC-signal is good |
||
524 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
525 | if(RC_Quality > 140) |
||
526 | { |
||
527 | EmergencyLanding = 0; // switch off emergency landing if RC-signal is okay |
||
528 | // reset emergency timer |
||
529 | RcLostTimer = ParamSet.EmergencyThrustDuration * 50; |
||
530 | if(ThrustMixFraction > 40) |
||
531 | { |
||
532 | if(Model_Is_Flying < 0xFFFF) Model_Is_Flying++; |
||
533 | } |
||
534 | if(Model_Is_Flying < 256) |
||
535 | { |
||
536 | SumPitch = 0; |
||
537 | SumRoll = 0; |
||
538 | StickYaw = 0; |
||
539 | if(Model_Is_Flying == 250) UpdateCompassCourse = 1; |
||
540 | } |
||
604 | hbuss | 541 | |
886 | killagreg | 542 | if(Poti1 < PPM_in[ParamSet.ChannelAssignment[CH_POTI1]] + 110) Poti1++; else if(Poti1 > PPM_in[ParamSet.ChannelAssignment[CH_POTI1]] + 110 && Poti1) Poti1--; |
543 | if(Poti2 < PPM_in[ParamSet.ChannelAssignment[CH_POTI2]] + 110) Poti2++; else if(Poti2 > PPM_in[ParamSet.ChannelAssignment[CH_POTI2]] + 110 && Poti2) Poti2--; |
||
544 | if(Poti3 < PPM_in[ParamSet.ChannelAssignment[CH_POTI3]] + 110) Poti3++; else if(Poti3 > PPM_in[ParamSet.ChannelAssignment[CH_POTI3]] + 110 && Poti3) Poti3--; |
||
545 | if(Poti4 < PPM_in[ParamSet.ChannelAssignment[CH_POTI4]] + 110) Poti4++; else if(Poti4 > PPM_in[ParamSet.ChannelAssignment[CH_POTI4]] + 110 && Poti4) Poti4--; |
||
546 | //PPM24-Extension |
||
547 | if(Poti5 < PPM_in[9] + 110) Poti5++; else if(Poti5 > PPM_in[9] + 110 && Poti5) Poti5--; |
||
548 | if(Poti6 < PPM_in[10] + 110) Poti6++; else if(Poti6 > PPM_in[10] + 110 && Poti6) Poti6--; |
||
549 | if(Poti7 < PPM_in[11] + 110) Poti7++; else if(Poti7 > PPM_in[11] + 110 && Poti7) Poti7--; |
||
550 | if(Poti8 < PPM_in[12] + 110) Poti8++; else if(Poti8 > PPM_in[12] + 110 && Poti8) Poti8--; |
||
551 | //limit poti values |
||
552 | if(Poti1 < 0) Poti1 = 0; else if(Poti1 > 255) Poti1 = 255; |
||
553 | if(Poti2 < 0) Poti2 = 0; else if(Poti2 > 255) Poti2 = 255; |
||
554 | if(Poti3 < 0) Poti3 = 0; else if(Poti3 > 255) Poti3 = 255; |
||
555 | if(Poti4 < 0) Poti4 = 0; else if(Poti4 > 255) Poti4 = 255; |
||
556 | //PPM24-Extension |
||
557 | if(Poti5 < 0) Poti5 = 0; else if(Poti5 > 255) Poti5 = 255; |
||
558 | if(Poti6 < 0) Poti6 = 0; else if(Poti6 > 255) Poti6 = 255; |
||
559 | if(Poti7 < 0) Poti7 = 0; else if(Poti7 > 255) Poti7 = 255; |
||
560 | if(Poti8 < 0) Poti8 = 0; else if(Poti8 > 255) Poti8 = 255; |
||
723 | hbuss | 561 | |
886 | killagreg | 562 | // if motors are off and the thrust stick is in the upper position |
563 | if((PPM_in[ParamSet.ChannelAssignment[CH_THRUST]] > 80) && MotorsOn == 0) |
||
564 | { |
||
565 | // and if the yaw stick is in the leftmost position |
||
566 | if(PPM_in[ParamSet.ChannelAssignment[CH_YAW]] > 75) |
||
567 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
568 | // calibrate the neutral readings of all attitude sensors |
||
569 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
570 | { |
||
571 | // thrust/yaw joystick is top left |
||
572 | // _________ |
||
573 | // |x | |
||
574 | // | | |
||
575 | // | | |
||
576 | // | | |
||
577 | // | | |
||
578 | // ¯¯¯¯¯¯¯¯¯ |
||
579 | if(++delay_neutral > 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s) |
||
580 | { |
||
581 | delay_neutral = 0; |
||
582 | GRN_OFF; |
||
583 | Model_Is_Flying = 0; |
||
584 | // check roll/pitch stick position |
||
585 | // if pitch stick is top or roll stick is left or right --> change parameter setting |
||
586 | // according to roll/pitch stick position |
||
587 | if(PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > 70 || abs(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]]) > 70) |
||
588 | { |
||
589 | uint8_t setting = 1; // default |
||
590 | // pitch/roll joystick |
||
591 | // _________ |
||
592 | // |2 3 4| |
||
593 | // | | |
||
594 | // |1 5| |
||
595 | // | | |
||
596 | // | | |
||
597 | // ¯¯¯¯¯¯¯¯¯ |
||
598 | // roll stick leftmost and pitch stick centered --> setting 1 |
||
599 | if(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] > 70 && PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] < 70) setting = 1; |
||
600 | // roll stick leftmost and pitch stick topmost --> setting 2 |
||
601 | if(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] > 70 && PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > 70) setting = 2; |
||
602 | // roll stick centered an pitch stick topmost --> setting 3 |
||
603 | if(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] < 70 && PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > 70) setting = 3; |
||
604 | // roll stick rightmost and pitch stick topmost --> setting 4 |
||
605 | if(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] <-70 && PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > 70) setting = 4; |
||
606 | // roll stick rightmost and pitch stick centered --> setting 5 |
||
607 | if(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] <-70 && PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] < 70) setting = 5; |
||
608 | // update active parameter set in eeprom |
||
609 | SetActiveParamSet(setting); |
||
610 | ParamSet_ReadFromEEProm(GetActiveParamSet()); |
||
611 | SetNeutral(); |
||
612 | Beep(GetActiveParamSet()); |
||
613 | } |
||
614 | else |
||
615 | { |
||
616 | if((ParamSet.GlobalConfig & CFG_COMPASS_ACTIVE)) |
||
617 | { |
||
618 | // if roll stick is centered and pitch stick is down |
||
619 | if (abs(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]]) < 20 && PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] < -70) |
||
620 | { |
||
621 | // pitch/roll joystick |
||
622 | // _________ |
||
623 | // | | |
||
624 | // | | |
||
625 | // | | |
||
626 | // | | |
||
627 | // | x | |
||
628 | // ¯¯¯¯¯¯¯¯¯ |
||
629 | // enable calibration state of compass |
||
630 | CompassCalState = 1; |
||
631 | BeepTime = 1000; |
||
632 | } |
||
633 | else // pitch and roll are centered |
||
634 | { |
||
635 | ParamSet_ReadFromEEProm(GetActiveParamSet()); |
||
636 | SetNeutral(); |
||
637 | Beep(GetActiveParamSet()); |
||
638 | } |
||
639 | } |
||
640 | else // pitch and roll are centered |
||
641 | { |
||
642 | ParamSet_ReadFromEEProm(GetActiveParamSet()); |
||
643 | SetNeutral(); |
||
644 | Beep(GetActiveParamSet()); |
||
645 | } |
||
646 | } |
||
647 | } |
||
648 | } |
||
649 | // and if the yaw stick is in the rightmost position |
||
650 | // save the ACC neutral setting to eeprom |
||
651 | else if(PPM_in[ParamSet.ChannelAssignment[CH_YAW]] < -75) |
||
652 | { |
||
653 | if(++delay_neutral > 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s) |
||
654 | { |
||
655 | delay_neutral = 0; |
||
656 | GRN_OFF; |
||
657 | SetParamWord(PID_ACC_PITCH, 0xFFFF); // make value invalid |
||
658 | Model_Is_Flying = 0; |
||
659 | SetNeutral(); |
||
660 | // Save ACC neutral settings to eeprom |
||
661 | SetParamWord(PID_ACC_PITCH, (uint16_t)NeutralAccX); |
||
662 | SetParamWord(PID_ACC_ROLL, (uint16_t)NeutralAccY); |
||
663 | SetParamWord(PID_ACC_Z, (uint16_t)NeutralAccZ); |
||
664 | Beep(GetActiveParamSet()); |
||
665 | } |
||
666 | } |
||
667 | else delay_neutral = 0; |
||
668 | } |
||
669 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
670 | // thrust stick is down |
||
671 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
672 | if(PPM_in[ParamSet.ChannelAssignment[CH_THRUST]] < -85) |
||
673 | { |
||
674 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
675 | // and yaw stick is rightmost --> start motors |
||
676 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
677 | if(PPM_in[ParamSet.ChannelAssignment[CH_YAW]] < -75) |
||
678 | { |
||
679 | if(++delay_startmotors > 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s) |
||
680 | { |
||
681 | delay_startmotors = 200; // do not repeat if once executed |
||
682 | Model_Is_Flying = 1; |
||
683 | MotorsOn = 1; |
||
684 | SetPointYaw = 0; |
||
685 | Reading_IntegralGyroYaw = 0; |
||
686 | Reading_IntegralGyroPitch = 0; |
||
687 | Reading_IntegralGyroRoll = 0; |
||
688 | Reading_IntegralGyroPitch2 = IntegralPitch; |
||
689 | Reading_IntegralGyroRoll2 = IntegralRoll; |
||
690 | SumPitch = 0; |
||
691 | SumRoll = 0; |
||
692 | #ifdef USE_KILLAGREG |
||
693 | if(ParamSet.GlobalConfig & CFG_GPS_ACTIVE) |
||
694 | { |
||
695 | GPS_SetHomePosition(); |
||
696 | } |
||
697 | #endif |
||
698 | } |
||
699 | } |
||
700 | else delay_startmotors = 0; // reset delay timer if sticks are not in this position |
||
701 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
702 | // and yaw stick is leftmost --> stop motors |
||
703 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
704 | if(PPM_in[ParamSet.ChannelAssignment[CH_YAW]] > 75) |
||
705 | { |
||
706 | if(++delay_stopmotors > 200) // not immediately (wait 200 loops = 200 * 2ms = 0.4 s) |
||
707 | { |
||
708 | delay_stopmotors = 200; // do not repeat if once executed |
||
709 | Model_Is_Flying = 0; |
||
710 | MotorsOn = 0; |
||
711 | #ifdef USE_KILLAGREG |
||
712 | if(ParamSet.GlobalConfig & CFG_GPS_ACTIVE) |
||
713 | { |
||
714 | GPS_ClearHomePosition(); |
||
715 | } |
||
716 | #endif |
||
717 | } |
||
718 | } |
||
719 | else delay_stopmotors = 0; // reset delay timer if sticks are not in this position |
||
720 | } |
||
721 | // remapping of paameters only if the signal rc-sigbnal conditions are good |
||
722 | } // eof RC_Quality > 150 |
||
723 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
724 | // new values from RC |
||
725 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
726 | if(!NewPpmData-- || EmergencyLanding) // NewData = 0 means new data from RC |
||
727 | { |
||
728 | int tmp_int; |
||
729 | ParameterMapping(); // remapping params (online poti replacement) |
||
730 | // calculate Stick inputs by rc channels (P) and changing of rc channels (D) |
||
731 | StickPitch = (StickPitch * 3 + PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] * ParamSet.Stick_P) / 4; |
||
732 | StickPitch += PPM_diff[ParamSet.ChannelAssignment[CH_PITCH]] * ParamSet.Stick_D; |
||
733 | StickPitch -= (GPS_Pitch); |
||
723 | hbuss | 734 | |
886 | killagreg | 735 | StickRoll = (StickRoll * 3 + PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] * ParamSet.Stick_P) / 4; |
736 | StickRoll += PPM_diff[ParamSet.ChannelAssignment[CH_ROLL]] * ParamSet.Stick_D; |
||
737 | StickRoll -= (GPS_Roll); |
||
595 | hbuss | 738 | |
886 | killagreg | 739 | // direct mapping of yaw and thrust |
740 | StickYaw = -PPM_in[ParamSet.ChannelAssignment[CH_YAW]]; |
||
741 | StickThrust = PPM_in[ParamSet.ChannelAssignment[CH_THRUST]] + 120;// shift to positive numbers |
||
1 | ingob | 742 | |
886 | killagreg | 743 | // update gyro control loop factors |
744 | Gyro_P_Factor = ((float) FCParam.Gyro_P + 10.0) / (256.0 / STICK_GAIN); |
||
745 | Gyro_I_Factor = ((float) FCParam.Gyro_I) / (44000 / STICK_GAIN); |
||
746 | |||
595 | hbuss | 747 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
886 | killagreg | 748 | // Digital Control via DubWise |
595 | hbuss | 749 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
492 | hbuss | 750 | |
886 | killagreg | 751 | #define KEY_VALUE (FCParam.UserParam8 * 4) // step width |
752 | if(DubWiseKeys[1]) BeepTime = 10; |
||
753 | if(DubWiseKeys[1] & DUB_KEY_UP) tmp_int = KEY_VALUE; |
||
754 | else if(DubWiseKeys[1] & DUB_KEY_DOWN) tmp_int = -KEY_VALUE; |
||
755 | else tmp_int = 0; |
||
756 | ExternStickPitch = (ExternStickPitch * 7 + tmp_int) / 8; |
||
757 | if(DubWiseKeys[1] & DUB_KEY_LEFT) tmp_int = KEY_VALUE; |
||
758 | else if(DubWiseKeys[1] & DUB_KEY_RIGHT) tmp_int = -KEY_VALUE; |
||
759 | else tmp_int = 0; |
||
760 | ExternStickRoll = (ExternStickRoll * 7 + tmp_int) / 8; |
||
492 | hbuss | 761 | |
886 | killagreg | 762 | if(DubWiseKeys[0] & 8) ExternStickYaw = 50;else |
763 | if(DubWiseKeys[0] & 4) ExternStickYaw =-50;else ExternStickYaw = 0; |
||
764 | if(DubWiseKeys[0] & 2) ExternHeightValue++; |
||
765 | if(DubWiseKeys[0] & 16) ExternHeightValue--; |
||
766 | |||
767 | StickPitch += (STICK_GAIN * ExternStickPitch) / 8; |
||
768 | StickRoll += (STICK_GAIN * ExternStickRoll) / 8; |
||
769 | StickYaw += (STICK_GAIN * ExternStickYaw); |
||
770 | |||
595 | hbuss | 771 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
886 | killagreg | 772 | //+ Analog control via serial communication |
595 | hbuss | 773 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
492 | hbuss | 774 | |
886 | killagreg | 775 | if(ExternControl.Config & 0x01 && FCParam.UserParam8 > 128) |
776 | { |
||
777 | StickPitch += (int16_t) ExternControl.Pitch * (int16_t) ParamSet.Stick_P; |
||
778 | StickRoll += (int16_t) ExternControl.Roll * (int16_t) ParamSet.Stick_P; |
||
779 | StickYaw += ExternControl.Yaw; |
||
780 | ExternHeightValue = (int16_t) ExternControl.Height * (int16_t)ParamSet.Height_Gain; |
||
781 | if(ExternControl.Thrust < StickThrust) StickThrust = ExternControl.Thrust; |
||
782 | } |
||
783 | if(StickThrust < 0) StickThrust = 0; |
||
723 | hbuss | 784 | |
886 | killagreg | 785 | // disable I part of gyro control feedback |
786 | if(ParamSet.GlobalConfig & CFG_HEADING_HOLD) Gyro_I_Factor = 0; |
||
787 | // avoid negative scaling factors |
||
788 | if(Gyro_P_Factor < 0) Gyro_P_Factor = 0; |
||
789 | if(Gyro_I_Factor < 0) Gyro_I_Factor = 0; |
||
723 | hbuss | 790 | |
886 | killagreg | 791 | |
792 | // update max stick positions for pitch and roll |
||
793 | |||
794 | if(abs(StickPitch / STICK_GAIN) > MaxStickPitch) MaxStickPitch = abs(StickPitch)/STICK_GAIN; |
||
795 | else MaxStickPitch--; |
||
796 | if(abs(StickRoll / STICK_GAIN) > MaxStickRoll) MaxStickRoll = abs(StickRoll)/STICK_GAIN; |
||
797 | else MaxStickRoll--; |
||
798 | |||
799 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
173 | holgerb | 800 | // Looping? |
886 | killagreg | 801 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
173 | holgerb | 802 | |
886 | killagreg | 803 | if((PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] > ParamSet.LoopThreshold) && ParamSet.LoopConfig & CFG_LOOP_LEFT) Looping_Left = 1; |
804 | else |
||
805 | { |
||
806 | if(Looping_Left) // Hysteresis |
||
807 | { |
||
808 | if((PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] < (ParamSet.LoopThreshold - ParamSet.LoopHysteresis))) Looping_Left = 0; |
||
809 | } |
||
810 | } |
||
811 | if((PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] < -ParamSet.LoopThreshold) && ParamSet.LoopConfig & CFG_LOOP_RIGHT) Looping_Right = 1; |
||
812 | else |
||
813 | { |
||
814 | if(Looping_Right) // Hysteresis |
||
815 | { |
||
816 | if(PPM_in[ParamSet.ChannelAssignment[CH_ROLL]] > -(ParamSet.LoopThreshold - ParamSet.LoopHysteresis)) Looping_Right = 0; |
||
817 | } |
||
818 | } |
||
395 | hbuss | 819 | |
886 | killagreg | 820 | if((PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > ParamSet.LoopThreshold) && ParamSet.LoopConfig & CFG_LOOP_UP) Looping_Top = 1; |
821 | else |
||
822 | { |
||
823 | if(Looping_Top) // Hysteresis |
||
824 | { |
||
825 | if((PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] < (ParamSet.LoopThreshold - ParamSet.LoopHysteresis))) Looping_Top = 0; |
||
826 | } |
||
827 | } |
||
828 | if((PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] < -ParamSet.LoopThreshold) && ParamSet.LoopConfig & CFG_LOOP_DOWN) Looping_Down = 1; |
||
829 | else |
||
830 | { |
||
831 | if(Looping_Down) // Hysteresis |
||
832 | { |
||
833 | if(PPM_in[ParamSet.ChannelAssignment[CH_PITCH]] > -(ParamSet.LoopThreshold - ParamSet.LoopHysteresis)) Looping_Down = 0; |
||
834 | } |
||
835 | } |
||
395 | hbuss | 836 | |
886 | killagreg | 837 | if(Looping_Left || Looping_Right) Looping_Roll = 1; else Looping_Roll = 0; |
838 | if(Looping_Top || Looping_Down) {Looping_Pitch = 1; Looping_Roll = 0; Looping_Left = 0; Looping_Right = 0;} else Looping_Pitch = 0; |
||
839 | } // End of new RC-Values or Emergency Landing |
||
173 | holgerb | 840 | |
395 | hbuss | 841 | |
886 | killagreg | 842 | if(Looping_Roll) BeepTime = 100; |
843 | if(Looping_Roll || Looping_Pitch) |
||
844 | { |
||
845 | if(ThrustMixFraction > ParamSet.LoopThrustLimit) ThrustMixFraction = ParamSet.LoopThrustLimit; |
||
846 | } |
||
395 | hbuss | 847 | |
848 | |||
886 | killagreg | 849 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
850 | //+ LED Control on J16/J17 |
||
851 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
852 | LED1_Time = FCParam.UserParam7; |
||
853 | LED2_Time = FCParam.UserParam8; |
||
854 | LED_Update(); |
||
395 | hbuss | 855 | |
886 | killagreg | 856 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
857 | // in case of emergency landing |
||
858 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
859 | // set all inputs to save values |
||
860 | if(EmergencyLanding) |
||
861 | { |
||
862 | StickYaw = 0; |
||
863 | StickPitch = 0; |
||
864 | StickRoll = 0; |
||
865 | Gyro_P_Factor = (float) 100 / (256.0 / STICK_GAIN); |
||
866 | Gyro_I_Factor = (float) 120 / (44000 / STICK_GAIN); |
||
867 | Looping_Roll = 0; |
||
868 | Looping_Pitch = 0; |
||
869 | MaxStickPitch = 0; |
||
870 | MaxStickRoll = 0; |
||
871 | } |
||
395 | hbuss | 872 | |
886 | killagreg | 873 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
874 | // Trim Gyro-Integrals to ACC-Signals |
||
875 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
614 | hbuss | 876 | |
886 | killagreg | 877 | #define BALANCE_NUMBER 256L |
878 | // sum for averaging |
||
879 | MeanIntegralPitch += IntegralPitch; |
||
880 | MeanIntegralRoll += IntegralRoll; |
||
614 | hbuss | 881 | |
886 | killagreg | 882 | if(Looping_Pitch || Looping_Roll) // if looping in any direction |
883 | { |
||
884 | // reset averaging for acc and gyro integral as well as gyro integral acc correction |
||
885 | MeasurementCounter = 0; |
||
469 | hbuss | 886 | |
886 | killagreg | 887 | IntegralAccPitch = 0; |
888 | IntegralAccRoll = 0; |
||
614 | hbuss | 889 | |
886 | killagreg | 890 | MeanIntegralPitch = 0; |
891 | MeanIntegralRoll = 0; |
||
395 | hbuss | 892 | |
886 | killagreg | 893 | Reading_IntegralGyroPitch2 = Reading_IntegralGyroPitch; |
894 | Reading_IntegralGyroRoll2 = Reading_IntegralGyroRoll; |
||
498 | hbuss | 895 | |
886 | killagreg | 896 | AttitudeCorrectionPitch = 0; |
897 | AttitudeCorrectionRoll = 0; |
||
898 | } |
||
395 | hbuss | 899 | |
886 | killagreg | 900 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
901 | if(!Looping_Pitch && !Looping_Roll) // if not lopping in any direction |
||
902 | { |
||
903 | int32_t tmp_long, tmp_long2; |
||
904 | // determine the deviation of gyro integral from averaged acceleration sensor |
||
905 | tmp_long = (int32_t)(IntegralPitch / ParamSet.GyroAccFactor - (int32_t)Mean_AccPitch); |
||
906 | tmp_long /= 16; |
||
907 | tmp_long2 = (int32_t)(IntegralRoll / ParamSet.GyroAccFactor - (int32_t)Mean_AccRoll); |
||
908 | tmp_long2 /= 16; |
||
395 | hbuss | 909 | |
886 | killagreg | 910 | if((MaxStickPitch > 32) || (MaxStickRoll > 32)) // reduce effect during stick commands |
911 | { |
||
912 | tmp_long /= 3; |
||
913 | tmp_long2 /= 3; |
||
914 | } |
||
915 | if(abs(PPM_in[ParamSet.ChannelAssignment[CH_YAW]]) > 25) // reduce further if yaw stick is active |
||
916 | { |
||
917 | tmp_long /= 3; |
||
918 | tmp_long2 /= 3; |
||
919 | } |
||
395 | hbuss | 920 | |
886 | killagreg | 921 | #define BALANCE 32 |
922 | // limit correction effect |
||
923 | if(tmp_long > BALANCE) tmp_long = BALANCE; |
||
924 | if(tmp_long < -BALANCE) tmp_long =-BALANCE; |
||
925 | if(tmp_long2 > BALANCE) tmp_long2 = BALANCE; |
||
926 | if(tmp_long2 <-BALANCE) tmp_long2 =-BALANCE; |
||
927 | // correct current readings |
||
928 | Reading_IntegralGyroPitch -= tmp_long; |
||
929 | Reading_IntegralGyroRoll -= tmp_long2; |
||
930 | } |
||
931 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
932 | // MeasurementCounter is incremented in the isr of analog.c |
||
933 | if(MeasurementCounter >= BALANCE_NUMBER) // averaging number has reached |
||
934 | { |
||
935 | static int16_t cnt = 0; |
||
936 | static int8_t last_n_p, last_n_n, last_r_p, last_r_n; |
||
937 | static int32_t MeanIntegralPitch_old, MeanIntegralRoll_old; |
||
720 | ingob | 938 | |
886 | killagreg | 939 | // if not lopping in any direction (this should be alwais the case, |
940 | // because the Measurement counter is reset to 0 if looping in any direction is active.) |
||
941 | if(!Looping_Pitch && !Looping_Roll && !FunnelCourse) |
||
942 | { |
||
943 | // Calculate mean value of the gyro integrals |
||
944 | MeanIntegralPitch /= BALANCE_NUMBER; |
||
945 | MeanIntegralRoll /= BALANCE_NUMBER; |
||
720 | ingob | 946 | |
886 | killagreg | 947 | // Calculate mean of the acceleration values |
948 | IntegralAccPitch = (ParamSet.GyroAccFactor * IntegralAccPitch) / BALANCE_NUMBER; |
||
949 | IntegralAccRoll = (ParamSet.GyroAccFactor * IntegralAccRoll ) / BALANCE_NUMBER; |
||
720 | ingob | 950 | |
886 | killagreg | 951 | // Pitch ++++++++++++++++++++++++++++++++++++++++++++++++ |
952 | // Calculate deviation of the averaged gyro integral and the averaged acceleration integral |
||
953 | IntegralErrorPitch = (int32_t)(MeanIntegralPitch - (int32_t)IntegralAccPitch); |
||
954 | CorrectionPitch = IntegralErrorPitch / ParamSet.GyroAccTrim; |
||
955 | AttitudeCorrectionPitch = CorrectionPitch / BALANCE_NUMBER; |
||
956 | // Roll ++++++++++++++++++++++++++++++++++++++++++++++++ |
||
957 | // Calculate deviation of the averaged gyro integral and the averaged acceleration integral |
||
958 | IntegralErrorRoll = (int32_t)(MeanIntegralRoll - (int32_t)IntegralAccRoll); |
||
959 | CorrectionRoll = IntegralErrorRoll / ParamSet.GyroAccTrim; |
||
960 | AttitudeCorrectionRoll = CorrectionRoll / BALANCE_NUMBER; |
||
961 | |||
962 | if((MaxStickPitch > 32) || (MaxStickRoll > 32) || (abs(PPM_in[ParamSet.ChannelAssignment[CH_YAW]]) > 25)) |
||
963 | { |
||
964 | AttitudeCorrectionPitch /= 2; |
||
965 | AttitudeCorrectionRoll /= 2; |
||
966 | } |
||
967 | |||
968 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
969 | // Gyro-Drift ermitteln |
||
970 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
971 | // deviation of gyro pitch integral (IntegralPitch is corrected by averaged acc sensor) |
||
972 | IntegralErrorPitch = IntegralPitch2 - IntegralPitch; |
||
973 | Reading_IntegralGyroPitch2 -= IntegralErrorPitch; |
||
974 | // deviation of gyro pitch integral (IntegralPitch is corrected by averaged acc sensor) |
||
975 | IntegralErrorRoll = IntegralRoll2 - IntegralRoll; |
||
976 | Reading_IntegralGyroRoll2 -= IntegralErrorRoll; |
||
977 | |||
978 | if(YawGyroDrift > BALANCE_NUMBER/2) AdNeutralYaw++; |
||
979 | if(YawGyroDrift < -BALANCE_NUMBER/2) AdNeutralYaw--; |
||
980 | YawGyroDrift = 0; |
||
981 | /* |
||
982 | DebugOut.Analog[17] = IntegralAccPitch / 26; |
||
983 | DebugOut.Analog[18] = IntegralAccRoll / 26; |
||
984 | DebugOut.Analog[19] = IntegralErrorPitch;// / 26; |
||
985 | DebugOut.Analog[20] = IntegralErrorRoll;// / 26; |
||
986 | DebugOut.Analog[21] = MeanIntegralPitch / 26; |
||
987 | DebugOut.Analog[22] = MeanIntegralRoll / 26; |
||
988 | //DebugOut.Analog[28] = CorrectionPitch; |
||
989 | DebugOut.Analog[29] = CorrectionRoll; |
||
990 | DebugOut.Analog[30] = AttitudeCorrectionRoll * 10; |
||
720 | ingob | 991 | */ |
886 | killagreg | 992 | |
993 | #define ERROR_LIMIT (BALANCE_NUMBER * 4) |
||
994 | #define ERROR_LIMIT2 (BALANCE_NUMBER * 16) |
||
995 | #define MOVEMENT_LIMIT 20000 |
||
996 | // Pitch +++++++++++++++++++++++++++++++++++++++++++++++++ |
||
997 | cnt = 1;// + labs(IntegralErrorPitch) / 4096; |
||
998 | CorrectionPitch = 0; |
||
999 | if(labs(MeanIntegralPitch_old - MeanIntegralPitch) < MOVEMENT_LIMIT) |
||
1000 | { |
||
1001 | if(IntegralErrorPitch > ERROR_LIMIT2) |
||
1002 | { |
||
1003 | if(last_n_p) |
||
1004 | { |
||
1005 | cnt += labs(IntegralErrorPitch) / ERROR_LIMIT2; |
||
1006 | CorrectionPitch = IntegralErrorPitch / 8; |
||
1007 | if(CorrectionPitch > 5000) CorrectionPitch = 5000; |
||
1008 | AttitudeCorrectionPitch += CorrectionPitch / BALANCE_NUMBER; |
||
1009 | } |
||
1010 | else last_n_p = 1; |
||
1011 | } |
||
1012 | else last_n_p = 0; |
||
1013 | if(IntegralErrorPitch < -ERROR_LIMIT2) |
||
1014 | { |
||
1015 | if(last_n_n) |
||
1016 | { |
||
1017 | cnt += labs(IntegralErrorPitch) / ERROR_LIMIT2; |
||
1018 | CorrectionPitch = IntegralErrorPitch / 8; |
||
1019 | if(CorrectionPitch < -5000) CorrectionPitch = -5000; |
||
1020 | AttitudeCorrectionPitch += CorrectionPitch / BALANCE_NUMBER; |
||
1021 | } |
||
1022 | else last_n_n = 1; |
||
1023 | } |
||
1024 | else last_n_n = 0; |
||
1025 | } |
||
1026 | else |
||
1027 | { |
||
1028 | cnt = 0; |
||
1029 | BadCompassHeading = 500; |
||
1030 | } |
||
1031 | if(cnt > ParamSet.DriftComp) cnt = ParamSet.DriftComp; |
||
1032 | // correct Gyro Offsets |
||
1033 | if(IntegralErrorPitch > ERROR_LIMIT) AdNeutralPitch += cnt; |
||
1034 | if(IntegralErrorPitch < -ERROR_LIMIT) AdNeutralPitch -= cnt; |
||
1035 | |||
1036 | // Roll +++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1037 | cnt = 1;// + labs(IntegralErrorPitch) / 4096; |
||
1038 | CorrectionRoll = 0; |
||
1039 | if(labs(MeanIntegralRoll_old - MeanIntegralRoll) < MOVEMENT_LIMIT) |
||
1040 | { |
||
1041 | if(IntegralErrorRoll > ERROR_LIMIT2) |
||
1042 | { |
||
1043 | if(last_r_p) |
||
1044 | { |
||
1045 | cnt += labs(IntegralErrorRoll) / ERROR_LIMIT2; |
||
1046 | CorrectionRoll = IntegralErrorRoll / 8; |
||
1047 | if(CorrectionRoll > 5000) CorrectionRoll = 5000; |
||
1048 | AttitudeCorrectionRoll += CorrectionRoll / BALANCE_NUMBER; |
||
1049 | } |
||
1050 | else last_r_p = 1; |
||
1051 | } |
||
1052 | else last_r_p = 0; |
||
1053 | if(IntegralErrorRoll < -ERROR_LIMIT2) |
||
1054 | { |
||
1055 | if(last_r_n) |
||
1056 | { |
||
1057 | cnt += labs(IntegralErrorRoll) / ERROR_LIMIT2; |
||
1058 | CorrectionRoll = IntegralErrorRoll / 8; |
||
1059 | if(CorrectionRoll < -5000) CorrectionRoll = -5000; |
||
1060 | AttitudeCorrectionRoll += CorrectionRoll / BALANCE_NUMBER; |
||
1061 | } |
||
1062 | else last_r_n = 1; |
||
1063 | } |
||
1064 | else last_r_n = 0; |
||
1065 | } |
||
1066 | else |
||
1067 | { |
||
1068 | cnt = 0; |
||
1069 | BadCompassHeading = 500; |
||
1070 | } |
||
1071 | // correct Gyro Offsets |
||
1072 | if(cnt > ParamSet.DriftComp) cnt = ParamSet.DriftComp; |
||
1073 | if(IntegralErrorRoll > ERROR_LIMIT) AdNeutralRoll += cnt; |
||
1074 | if(IntegralErrorRoll < -ERROR_LIMIT) AdNeutralRoll -= cnt; |
||
720 | ingob | 1075 | /* |
886 | killagreg | 1076 | DebugOut.Analog[27] = CorrectionRoll; |
1077 | DebugOut.Analog[23] = AdNeutralPitch;//10*(AdNeutralPitch - StartNeutralPitch); |
||
1078 | DebugOut.Analog[24] = 10*(AdNeutralRoll - StartNeutralRoll); |
||
720 | ingob | 1079 | */ |
886 | killagreg | 1080 | } |
1081 | else // looping is active |
||
1082 | { |
||
1083 | AttitudeCorrectionRoll = 0; |
||
1084 | AttitudeCorrectionPitch = 0; |
||
1085 | FunnelCourse = 0; |
||
1086 | } |
||
395 | hbuss | 1087 | |
886 | killagreg | 1088 | // if Gyro_I_Factor == 0 , for example at Heading Hold, ignore attitude correction |
1089 | if(!Gyro_I_Factor) |
||
1090 | { |
||
1091 | AttitudeCorrectionRoll = 0; |
||
1092 | AttitudeCorrectionPitch = 0; |
||
1093 | } |
||
1094 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1095 | MeanIntegralPitch_old = MeanIntegralPitch; |
||
1096 | MeanIntegralRoll_old = MeanIntegralRoll; |
||
1097 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1098 | // reset variables used for averaging |
||
1099 | IntegralAccPitch = 0; |
||
1100 | IntegralAccRoll = 0; |
||
1101 | MeanIntegralPitch = 0; |
||
1102 | MeanIntegralRoll = 0; |
||
1103 | MeasurementCounter = 0; |
||
1104 | } // end of averaging |
||
401 | hbuss | 1105 | |
492 | hbuss | 1106 | |
886 | killagreg | 1107 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1108 | // Yawing |
||
1109 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1110 | if(abs(StickYaw) > 15 ) // yaw stick is activated |
||
1111 | { |
||
1112 | if(!(ParamSet.GlobalConfig & CFG_COMPASS_FIX)) |
||
1113 | { |
||
1114 | UpdateCompassCourse = 1; |
||
1115 | CompassCourse = YawGyroHeading; |
||
1116 | BadCompassHeading = 250; |
||
1117 | } |
||
1118 | } |
||
1119 | // exponential stick sensitivity in yawring rate |
||
1120 | tmp_int = (int32_t) ParamSet.Yaw_P * ((int32_t)StickYaw * abs(StickYaw)) / 512L; // expo y = ax + bx² |
||
1121 | tmp_int += (ParamSet.Yaw_P * StickYaw) / 4; |
||
1122 | SetPointYaw = tmp_int; |
||
1123 | // trimm drift of Reading_IntegralGyroYaw with SetPointYaw(StickYaw) |
||
1124 | Reading_IntegralGyroYaw -= tmp_int; |
||
1125 | // limit the effect |
||
1126 | if(Reading_IntegralGyroYaw > 50000) Reading_IntegralGyroYaw = 50000; |
||
1127 | if(Reading_IntegralGyroYaw <-50000) Reading_IntegralGyroYaw =-50000; |
||
614 | hbuss | 1128 | |
886 | killagreg | 1129 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1130 | // Compass |
||
1131 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1132 | // compass code is used if Compass option is selected |
||
1133 | if((ParamSet.GlobalConfig & CFG_COMPASS_ACTIVE)) |
||
1134 | { |
||
1135 | int16_t w, v, r,correction, error; |
||
395 | hbuss | 1136 | |
886 | killagreg | 1137 | if(CompassCalState && MotorsOn == 0 ) |
1138 | { |
||
1139 | SetCompassCalState(); |
||
1140 | #ifdef USE_KILLAGREG |
||
1141 | MM3_Calibrate(); |
||
1142 | #endif |
||
1143 | } |
||
1144 | else |
||
1145 | { |
||
1146 | #ifdef USE_KILLAGREG |
||
1147 | static uint8_t updCompass = 0; |
||
1148 | if (!updCompass--) |
||
1149 | { |
||
1150 | updCompass = 49; // update only at 2ms*50 = 100ms (10Hz) |
||
1151 | MM3_Heading(); |
||
1152 | } |
||
1153 | #endif |
||
819 | hbuss | 1154 | |
886 | killagreg | 1155 | // get maximum attitude angle |
1156 | w = abs(IntegralPitch/512); |
||
1157 | v = abs(IntegralRoll /512); |
||
1158 | if(v > w) w = v; |
||
1159 | // update compass course |
||
1160 | if (w < 25 && UpdateCompassCourse && !BadCompassHeading) |
||
1161 | { |
||
1162 | BeepTime = 200; |
||
1163 | CompassCourse = YawGyroHeading / YAW_GYRO_DEG_FACTOR; |
||
1164 | UpdateCompassCourse = 0; |
||
1165 | } |
||
1166 | // calculate the deviation of the yaw gyro heading and the compass heading |
||
1167 | if (CompassHeading < 0) error = 0; // disable yaw drift compensation if compass heading is undefined |
||
1168 | else error = ((540 + CompassHeading - (YawGyroHeading / YAW_GYRO_DEG_FACTOR)) % 360) - 180; |
||
1169 | correction = w / 8 + 1; |
||
1170 | YawGyroHeading += (error * 8) / correction; |
||
1171 | w = (w * FCParam.CompassYawEffect) / 64; |
||
1172 | w = FCParam.CompassYawEffect - w; |
||
1173 | if(w > 0) |
||
1174 | { |
||
1175 | if(BadCompassHeading) |
||
1176 | { // wait a while |
||
1177 | BadCompassHeading--; |
||
1178 | } |
||
1179 | else |
||
1180 | { // |
||
1181 | YawGyroDrift += error; |
||
1182 | v = 64 + (MaxStickPitch + MaxStickRoll) / 8; |
||
1183 | // calc course deviation |
||
1184 | r = ((540 + (YawGyroHeading / YAW_GYRO_DEG_FACTOR) - CompassCourse) % 360) - 180; |
||
1185 | v = (r * w) / v; // align to compass course |
||
1186 | // limit yaw rate |
||
1187 | w = 3 * FCParam.CompassYawEffect; |
||
1188 | if (v > w) v = w; |
||
1189 | else if (v < -w) v = -w; |
||
1190 | Reading_IntegralGyroYaw += v; |
||
1191 | } |
||
1192 | } |
||
1193 | else |
||
1194 | { // ignore compass at extreme attitudes for a while |
||
1195 | BadCompassHeading = 250; |
||
1196 | } |
||
1197 | } |
||
1198 | } |
||
1 | ingob | 1199 | |
886 | killagreg | 1200 | #ifdef USE_KILLAGREG |
1201 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1202 | // GPS |
||
1203 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1204 | if(ParamSet.GlobalConfig & CFG_GPS_ACTIVE) |
||
1205 | { |
||
1206 | GPS_I_Factor = FCParam.UserParam2; |
||
1207 | GPS_P_Factor = FCParam.UserParam5; |
||
1208 | GPS_D_Factor = FCParam.UserParam6; |
||
1209 | if(EmergencyLanding) GPS_Main(230); // enables Comming Home |
||
1210 | else GPS_Main(Poti3); // behavior controlled by Poti3 |
||
1211 | } |
||
1212 | else |
||
1213 | { |
||
1214 | GPS_Pitch = 0; |
||
1215 | GPS_Roll = 0; |
||
1216 | } |
||
1217 | #endif |
||
1218 | |||
1219 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1 | ingob | 1220 | // Debugwerte zuordnen |
886 | killagreg | 1221 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1222 | if(!TimerDebugOut--) |
||
1223 | { |
||
1224 | TimerDebugOut = 24; // update debug outputs every 25*2ms = 50 ms (20Hz) |
||
1225 | DebugOut.Analog[0] = IntegralPitch / ParamSet.GyroAccFactor; |
||
1226 | DebugOut.Analog[1] = IntegralRoll / ParamSet.GyroAccFactor; |
||
1227 | DebugOut.Analog[2] = Mean_AccPitch; |
||
1228 | DebugOut.Analog[3] = Mean_AccRoll; |
||
1229 | DebugOut.Analog[4] = Reading_GyroYaw; |
||
1230 | DebugOut.Analog[5] = ReadingHeight; |
||
1231 | DebugOut.Analog[6] = (Reading_Integral_Top / 512); |
||
1232 | DebugOut.Analog[8] = CompassHeading; |
||
1233 | DebugOut.Analog[9] = UBat; |
||
1234 | DebugOut.Analog[10] = RC_Quality; |
||
1235 | DebugOut.Analog[11] = YawGyroHeading / YAW_GYRO_DEG_FACTOR; |
||
1236 | DebugOut.Analog[16] = Mean_AccTop; |
||
805 | hbuss | 1237 | |
886 | killagreg | 1238 | DebugOut.Analog[20] = ServoValue; |
173 | holgerb | 1239 | |
744 | hbuss | 1240 | |
720 | ingob | 1241 | |
886 | killagreg | 1242 | DebugOut.Analog[30] = GPS_Pitch; |
1243 | DebugOut.Analog[31] = GPS_Roll; |
||
805 | hbuss | 1244 | |
886 | killagreg | 1245 | /* DebugOut.Analog[16] = motor_rx[0]; |
1246 | DebugOut.Analog[17] = motor_rx[1]; |
||
1247 | DebugOut.Analog[18] = motor_rx[2]; |
||
1248 | DebugOut.Analog[19] = motor_rx[3]; |
||
1249 | DebugOut.Analog[20] = motor_rx[0] + motor_rx[1] + motor_rx[2] + motor_rx[3]; |
||
1250 | DebugOut.Analog[20] /= 14; |
||
1251 | DebugOut.Analog[21] = motor_rx[4]; |
||
1252 | DebugOut.Analog[22] = motor_rx[5]; |
||
1253 | DebugOut.Analog[23] = motor_rx[6]; |
||
1254 | DebugOut.Analog[24] = motor_rx[7]; |
||
1255 | DebugOut.Analog[25] = motor_rx[4] + motor_rx[5] + motor_rx[6] + motor_rx[7]; |
||
805 | hbuss | 1256 | |
886 | killagreg | 1257 | DebugOut.Analog[9] = Reading_GyroPitch; |
1258 | DebugOut.Analog[9] = SetPointHeight; |
||
1259 | DebugOut.Analog[10] = Reading_IntegralGyroYaw / 128; |
||
1 | ingob | 1260 | |
886 | killagreg | 1261 | DebugOut.Analog[10] = FCParam.Gyro_I; |
1262 | DebugOut.Analog[10] = ParamSet.Gyro_I; |
||
1263 | DebugOut.Analog[9] = CompassOffCourse; |
||
1264 | DebugOut.Analog[10] = ThrustMixFraction; |
||
1265 | DebugOut.Analog[3] = HeightD * 32; |
||
1266 | DebugOut.Analog[4] = HeightControlThrust; |
||
1267 | */ |
||
1268 | } |
||
604 | hbuss | 1269 | |
886 | killagreg | 1270 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1271 | // calculate control feedback from angle (gyro integral) and agular velocity (gyro signal) |
||
1272 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1 | ingob | 1273 | |
886 | killagreg | 1274 | if(Looping_Pitch) Reading_GyroPitch = Reading_GyroPitch * Gyro_P_Factor; |
1275 | else Reading_GyroPitch = IntegralPitch * Gyro_I_Factor + Reading_GyroPitch * Gyro_P_Factor; |
||
1276 | if(Looping_Roll) Reading_GyroRoll = Reading_GyroRoll * Gyro_P_Factor; |
||
1277 | else Reading_GyroRoll = IntegralRoll * Gyro_I_Factor + Reading_GyroRoll * Gyro_P_Factor; |
||
1278 | Reading_GyroYaw = Reading_GyroYaw * (2 * Gyro_P_Factor) + IntegralYaw * Gyro_I_Factor / 2; |
||
854 | hbuss | 1279 | |
886 | killagreg | 1280 | DebugOut.Analog[21] = Reading_GyroPitch; |
1281 | DebugOut.Analog[22] = Reading_GyroRoll; |
||
1 | ingob | 1282 | |
886 | killagreg | 1283 | // limit control feedback |
1284 | #define MAX_SENSOR (4096 * STICK_GAIN) |
||
1285 | if(Reading_GyroPitch > MAX_SENSOR) Reading_GyroPitch = MAX_SENSOR; |
||
1286 | if(Reading_GyroPitch < -MAX_SENSOR) Reading_GyroPitch = -MAX_SENSOR; |
||
1287 | if(Reading_GyroRoll > MAX_SENSOR) Reading_GyroRoll = MAX_SENSOR; |
||
1288 | if(Reading_GyroRoll < -MAX_SENSOR) Reading_GyroRoll = -MAX_SENSOR; |
||
1289 | if(Reading_GyroYaw > MAX_SENSOR) Reading_GyroYaw = MAX_SENSOR; |
||
1290 | if(Reading_GyroYaw < -MAX_SENSOR) Reading_GyroYaw = -MAX_SENSOR; |
||
855 | hbuss | 1291 | |
886 | killagreg | 1292 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1293 | // Height Control |
||
1294 | // The height control algorithm reduces the thrust but does not increase the thrust. |
||
1295 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1 | ingob | 1296 | |
886 | killagreg | 1297 | ThrustMixFraction *= STICK_GAIN; |
513 | hbuss | 1298 | |
886 | killagreg | 1299 | // If height control is activated and no emergency landing is active |
1300 | if((ParamSet.GlobalConfig & CFG_HEIGHT_CONTROL) && (!EmergencyLanding) ) |
||
1301 | { |
||
1302 | int tmp_int; |
||
1303 | // if height control is activated by an rc channel |
||
1304 | if(ParamSet.GlobalConfig & CFG_HEIGHT_SWITCH) |
||
1305 | { // check if parameter is less than activation threshold |
||
1306 | if(FCParam.MaxHeight < 50) |
||
1307 | { |
||
1308 | SetPointHeight = ReadingHeight - 20; // update SetPoint with current reading |
||
1309 | HeightControlActive = 0; // disable height control |
||
1310 | } |
||
1311 | else HeightControlActive = 1; // enable height control |
||
1312 | } |
||
1313 | else // no switchable height control |
||
1314 | { |
||
1315 | SetPointHeight = ((int16_t) ExternHeightValue + (int16_t) FCParam.MaxHeight) * (int16_t)ParamSet.Height_Gain - 20; |
||
1316 | HeightControlActive = 1; |
||
1317 | } |
||
1318 | // get current height |
||
1319 | h = ReadingHeight; |
||
1320 | // if current height is above the setpoint reduce thrust |
||
1321 | if((h > SetPointHeight) && HeightControlActive) |
||
1322 | { |
||
1323 | // ThrustMixFraction - HightDeviation * P - HeightChange * D - ACCTop * DACC |
||
1324 | // height difference -> P control part |
||
1325 | h = ((h - SetPointHeight) * (int16_t) FCParam.Height_P) / (16 / STICK_GAIN); |
||
1326 | h = ThrustMixFraction - h; // reduce gas |
||
1327 | // height gradient --> D control part |
||
1328 | //h -= (HeightD * FCParam.Height_D) / (8 / STICK_GAIN); // D control part |
||
1329 | h -= (HeightD) / (8 / STICK_GAIN); // D control part |
||
1330 | // acceleration sensor effect |
||
1331 | tmp_int = ((Reading_Integral_Top / 128) * (int32_t) FCParam.Height_ACC_Effect) / (128 / STICK_GAIN); |
||
1332 | if(tmp_int > 70 * STICK_GAIN) tmp_int = 70 * STICK_GAIN; |
||
1333 | else if(tmp_int < -(70 * STICK_GAIN)) tmp_int = -(70 * STICK_GAIN); |
||
1334 | h -= tmp_int; |
||
1335 | // update height control thrust |
||
1336 | HeightControlThrust = (HeightControlThrust*15 + h) / 16; |
||
1337 | // limit thrust reduction |
||
1338 | if(HeightControlThrust < ParamSet.Height_MinThrust * STICK_GAIN) |
||
1339 | { |
||
1340 | if(ThrustMixFraction >= ParamSet.Height_MinThrust * STICK_GAIN) HeightControlThrust = ParamSet.Height_MinThrust * STICK_GAIN; |
||
1341 | // allows landing also if thrust stick is reduced below min thrust on height control |
||
1342 | if(ThrustMixFraction < ParamSet.Height_MinThrust * STICK_GAIN) HeightControlThrust = ThrustMixFraction; |
||
1343 | } |
||
1344 | // limit thrust to stick setting |
||
1345 | if(HeightControlThrust > ThrustMixFraction) HeightControlThrust = ThrustMixFraction; |
||
1346 | ThrustMixFraction = HeightControlThrust; |
||
1347 | } |
||
1348 | } |
||
1349 | // limit thrust to parameter setting |
||
1350 | if(ThrustMixFraction > (ParamSet.Trust_Max - 20) * STICK_GAIN) ThrustMixFraction = (ParamSet.Trust_Max - 20) * STICK_GAIN; |
||
1351 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1352 | // + Mixer and PI-Controller |
||
1353 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1354 | DebugOut.Analog[7] = ThrustMixFraction; |
||
1355 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1356 | // Yaw-Fraction |
||
1357 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1358 | YawMixFraction = Reading_GyroYaw - SetPointYaw * STICK_GAIN; // yaw controller |
||
1359 | #define MIN_YAWTHRUST (40 * STICK_GAIN) // yaw also below this thrust value |
||
1360 | // limit YawMixFraction |
||
1361 | if(ThrustMixFraction > MIN_YAWTHRUST) |
||
1362 | { |
||
1363 | if(YawMixFraction > (ThrustMixFraction / 2)) YawMixFraction = ThrustMixFraction / 2; |
||
1364 | if(YawMixFraction < -(ThrustMixFraction / 2)) YawMixFraction = -(ThrustMixFraction / 2); |
||
1365 | } |
||
1366 | else |
||
1367 | { |
||
1368 | if(YawMixFraction > (MIN_YAWTHRUST / 2)) YawMixFraction = MIN_YAWTHRUST / 2; |
||
1369 | if(YawMixFraction < -(MIN_YAWTHRUST / 2)) YawMixFraction = -(MIN_YAWTHRUST / 2); |
||
1370 | } |
||
1371 | tmp_int = ParamSet.Trust_Max * STICK_GAIN; |
||
1372 | if(YawMixFraction > ((tmp_int - ThrustMixFraction))) YawMixFraction = ((tmp_int - ThrustMixFraction)); |
||
1373 | if(YawMixFraction < -((tmp_int - ThrustMixFraction))) YawMixFraction = -((tmp_int - ThrustMixFraction)); |
||
173 | holgerb | 1374 | |
886 | killagreg | 1375 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1376 | // Pitch-Axis |
||
1377 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1378 | DiffPitch = Reading_GyroPitch - StickPitch; // get difference |
||
1379 | if(Gyro_I_Factor) SumPitch += IntegralPitch * Gyro_I_Factor - StickPitch; // I-part for attitude control |
||
1380 | else SumPitch += DiffPitch; // I-part for head holding |
||
1381 | if(SumPitch > (STICK_GAIN * 16000L)) SumPitch = (STICK_GAIN * 16000L); |
||
1382 | if(SumPitch < -(STICK_GAIN * 16000L)) SumPitch = -(STICK_GAIN * 16000L); |
||
1383 | pd_result = DiffPitch + Ki * SumPitch; // PI-controller for pitch |
||
1384 | |||
1385 | tmp_int = (int32_t)((int32_t)FCParam.DynamicStability * (int32_t)(ThrustMixFraction + abs(YawMixFraction)/2)) / 64; |
||
1386 | if(pd_result > tmp_int) pd_result = tmp_int; |
||
1387 | if(pd_result < -tmp_int) pd_result = -tmp_int; |
||
1388 | |||
1389 | // Motor Front |
||
1390 | MotorValue = ThrustMixFraction + pd_result + YawMixFraction; // Mixer |
||
1391 | MotorValue /= STICK_GAIN; |
||
1392 | if ((MotorValue < 0)) MotorValue = 0; |
||
1393 | else if(MotorValue > ParamSet.Trust_Max) MotorValue = ParamSet.Trust_Max; |
||
1394 | if (MotorValue < ParamSet.Trust_Min) MotorValue = ParamSet.Trust_Min; |
||
1395 | Motor_Front = MotorValue; |
||
1396 | |||
1397 | // Motor Rear |
||
1398 | MotorValue = ThrustMixFraction - pd_result + YawMixFraction; // Mixer |
||
1399 | MotorValue /= STICK_GAIN; |
||
1400 | if ((MotorValue < 0)) MotorValue = 0; |
||
1401 | else if(MotorValue > ParamSet.Trust_Max) MotorValue = ParamSet.Trust_Max; |
||
1402 | if (MotorValue < ParamSet.Trust_Min) MotorValue = ParamSet.Trust_Min; |
||
1403 | Motor_Rear = MotorValue; |
||
1404 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1405 | // Roll-Axis |
||
1406 | // +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
||
1407 | DiffRoll = Reading_GyroRoll - StickRoll; // get difference |
||
1408 | if(Gyro_I_Factor) SumRoll += IntegralRoll * Gyro_I_Factor - StickRoll; // I-part for attitude control |
||
1409 | else SumRoll += DiffRoll; // I-part for head holding |
||
901 | killagreg | 1410 | if(SumRoll > (STICK_GAIN * 16000L)) SumRoll = (STICK_GAIN * 16000L); |
1411 | if(SumRoll < -(STICK_GAIN * 16000L)) SumRoll = -(STICK_GAIN * 16000L); |
||
886 | killagreg | 1412 | pd_result = DiffRoll + Ki * SumRoll; // PI-controller for roll |
1413 | tmp_int = (int32_t)((int32_t)FCParam.DynamicStability * (int32_t)(ThrustMixFraction + abs(YawMixFraction)/2)) / 64; |
||
1414 | if(pd_result > tmp_int) pd_result = tmp_int; |
||
1415 | if(pd_result < -tmp_int) pd_result = -tmp_int; |
||
1416 | |||
1417 | // Motor Left |
||
1418 | MotorValue = ThrustMixFraction + pd_result - YawMixFraction; // Mixer |
||
1419 | MotorValue /= STICK_GAIN; |
||
1420 | if ((MotorValue < 0)) MotorValue = 0; |
||
1421 | else if(MotorValue > ParamSet.Trust_Max) MotorValue = ParamSet.Trust_Max; |
||
1422 | if (MotorValue < ParamSet.Trust_Min) MotorValue = ParamSet.Trust_Min; |
||
1423 | Motor_Left = MotorValue; |
||
1424 | |||
1425 | // Motor Right |
||
1426 | MotorValue = ThrustMixFraction - pd_result - YawMixFraction; // Mixer |
||
1427 | MotorValue /= STICK_GAIN; |
||
1428 | if ((MotorValue < 0)) MotorValue = 0; |
||
1429 | else if(MotorValue > ParamSet.Trust_Max) MotorValue = ParamSet.Trust_Max; |
||
1430 | if (MotorValue < ParamSet.Trust_Min) MotorValue = ParamSet.Trust_Min; |
||
1431 | Motor_Right = MotorValue; |
||
1 | ingob | 1432 | } |
1433 |