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Rev | Author | Line No. | Line |
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1754 | - | 1 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
2 | // + Copyright (c) Holger Buss, Ingo Busker |
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3 | // + only for non-profit use |
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4 | // + www.MikroKopter.com |
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5 | // + porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed |
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6 | // + see the File "License.txt" for further Informations |
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7 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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8 | |||
9 | #include "main.h" |
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10 | #include "eeprom.h" |
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11 | volatile int Aktuell_Nick,Aktuell_Roll,Aktuell_Gier,Aktuell_ax, Aktuell_ay,Aktuell_az, UBat = 100; |
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12 | volatile int AdWertNickFilter = 0, AdWertRollFilter = 0, AdWertGierFilter = 0; |
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13 | volatile int HiResNick = 2500, HiResRoll = 2500; |
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14 | volatile int AdWertNick = 0, AdWertRoll = 0, AdWertGier = 0; |
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15 | volatile int AdWertAccRoll = 0,AdWertAccNick = 0,AdWertAccHoch = 0; |
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16 | volatile char messanzahl_AccHoch = 0; |
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17 | volatile long Luftdruck = 32000; |
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18 | volatile long SummenHoehe = 0; |
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19 | volatile int StartLuftdruck; |
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20 | volatile unsigned int MessLuftdruck = 1023; |
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21 | unsigned char DruckOffsetSetting; |
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22 | signed char ExpandBaro = 0; |
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23 | volatile int VarioMeter = 0; |
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24 | volatile unsigned int ZaehlMessungen = 0; |
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25 | unsigned char AnalogOffsetNick = 115,AnalogOffsetRoll = 115,AnalogOffsetGier = 115; |
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26 | volatile unsigned char AdReady = 1; |
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27 | float NeutralAccZ_float; |
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28 | //####################################################################################### |
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29 | // |
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30 | void ADC_Init(void) |
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31 | //####################################################################################### |
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32 | { |
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33 | ADMUX = 0;//Referenz ist extern |
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34 | ANALOG_ON; |
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35 | } |
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36 | |||
37 | #define DESIRED_H_ADC 800 |
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38 | |||
39 | void SucheLuftruckOffset(void) |
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40 | { |
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41 | unsigned int off; |
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42 | off = GetParamByte(PID_PRESSURE_OFFSET); |
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43 | if(off > 20) off -= 10; |
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44 | OCR0A = off; |
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45 | ExpandBaro = 0; |
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46 | Delay_ms_Mess(100); |
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47 | if(MessLuftdruck < DESIRED_H_ADC) off = 0; |
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48 | for(; off < 250;off++) |
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49 | { |
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50 | OCR0A = off; |
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51 | Delay_ms_Mess(50); |
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52 | printf("."); |
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53 | if(MessLuftdruck < DESIRED_H_ADC) break; |
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54 | } |
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55 | SetParamByte(PID_PRESSURE_OFFSET, off); |
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56 | DruckOffsetSetting = off; |
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57 | if((EE_Parameter.GlobalConfig & CFG_HOEHENREGELUNG) && (DruckOffsetSetting < 10 || DruckOffsetSetting >= 245)) VersionInfo.HardwareError[0] |= DEFEKT_PRESSURE; |
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58 | OCR0A = off; |
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59 | Delay_ms_Mess(300); |
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60 | } |
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61 | |||
62 | void SucheGyroOffset(void) |
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63 | { |
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64 | unsigned char i, ready = 0; |
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65 | int timeout; |
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66 | timeout = SetDelay(2000); |
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67 | for(i=140; i != 0; i--) |
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68 | { |
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69 | if(ready == 3 && i > 10) i = 9; |
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70 | ready = 0; |
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71 | if(AdWertNick < 1020) AnalogOffsetNick--; else if(AdWertNick > 1030) AnalogOffsetNick++; else ready++; |
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72 | if(AdWertRoll < 1020) AnalogOffsetRoll--; else if(AdWertRoll > 1030) AnalogOffsetRoll++; else ready++; |
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73 | if(AdWertGier < 1020) AnalogOffsetGier--; else if(AdWertGier > 1030) AnalogOffsetGier++; else ready++; |
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74 | I2C_Start(TWI_STATE_GYRO_OFFSET_TX); |
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75 | if(AnalogOffsetNick < 10) { VersionInfo.HardwareError[0] |= DEFEKT_G_NICK; AnalogOffsetNick = 10;}; if(AnalogOffsetNick > 245) { VersionInfo.HardwareError[0] |= DEFEKT_G_NICK; AnalogOffsetNick = 245;}; |
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76 | if(AnalogOffsetRoll < 10) { VersionInfo.HardwareError[0] |= DEFEKT_G_ROLL; AnalogOffsetRoll = 10;}; if(AnalogOffsetRoll > 245) { VersionInfo.HardwareError[0] |= DEFEKT_G_ROLL; AnalogOffsetRoll = 245;}; |
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77 | if(AnalogOffsetGier < 10) { VersionInfo.HardwareError[0] |= DEFEKT_G_GIER; AnalogOffsetGier = 10;}; if(AnalogOffsetGier > 245) { VersionInfo.HardwareError[0] |= DEFEKT_G_GIER; AnalogOffsetGier = 245;}; |
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78 | while(twi_state) if(CheckDelay(timeout)) {printf("\n\r DAC or I2C ERROR! Check I2C, 3Vref, DAC and BL-Ctrl"); break;} |
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79 | AdReady = 0; |
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80 | ANALOG_ON; |
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81 | while(!AdReady); |
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82 | if(i<10) Delay_ms_Mess(10); |
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83 | } |
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84 | Delay_ms_Mess(70); |
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85 | } |
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86 | |||
87 | /* |
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88 | |||
89 | 1 r |
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90 | 2 g |
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91 | 3 y |
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92 | 4 x |
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93 | 5 n |
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94 | 6 r |
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95 | 7 u |
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96 | 8 z |
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97 | 9 L |
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98 | 10 n |
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99 | 11 r |
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100 | 12 g |
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101 | 13 y |
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102 | 14 x |
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103 | 15 n |
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104 | 16 r |
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105 | 17 L |
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106 | */ |
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107 | |||
108 | //####################################################################################### |
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109 | // |
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110 | ISR(ADC_vect) |
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111 | //####################################################################################### |
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112 | { |
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113 | static unsigned char kanal=0,state = 0; |
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114 | static signed char subcount = 0; |
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115 | static signed int gier1, roll1, nick1, nick_filter, roll_filter; |
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116 | static signed int accy, accx; |
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117 | static long tmpLuftdruck = 0; |
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118 | static char messanzahl_Druck = 0; |
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119 | switch(state++) |
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120 | { |
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121 | case 0: |
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122 | nick1 = ADC; |
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123 | kanal = AD_ROLL; |
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124 | break; |
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125 | case 1: |
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126 | roll1 = ADC; |
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127 | kanal = AD_GIER; |
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128 | break; |
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129 | case 2: |
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130 | gier1 = ADC; |
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131 | kanal = AD_ACC_Y; |
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132 | break; |
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133 | case 3: |
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134 | Aktuell_ay = NeutralAccY - ADC; |
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135 | accy = Aktuell_ay; |
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136 | kanal = AD_ACC_X; |
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137 | break; |
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138 | case 4: |
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139 | Aktuell_ax = ADC - NeutralAccX; |
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140 | accx = Aktuell_ax; |
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141 | kanal = AD_NICK; |
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142 | break; |
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143 | case 5: |
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144 | nick1 += ADC; |
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145 | kanal = AD_ROLL; |
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146 | break; |
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147 | case 6: |
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148 | roll1 += ADC; |
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149 | kanal = AD_UBAT; |
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150 | break; |
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151 | case 7: |
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152 | UBat = (3 * UBat + ADC / 3) / 4; |
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153 | kanal = AD_ACC_Z; |
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154 | break; |
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155 | case 8: |
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156 | AdWertAccHoch = (signed int) ADC - NeutralAccZ; |
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157 | if(AdWertAccHoch > 1) |
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158 | { |
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159 | if(NeutralAccZ < 750) |
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160 | { |
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161 | subcount += 5; |
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162 | if(modell_fliegt < 500) subcount += 10; |
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163 | } |
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164 | if(subcount > 100) { NeutralAccZ++; subcount -= 100;} |
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165 | } |
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166 | else if(AdWertAccHoch < -1) |
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167 | { |
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168 | if(NeutralAccZ > 550) |
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169 | { |
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170 | subcount -= 5; |
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171 | if(modell_fliegt < 500) subcount -= 10; |
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172 | if(subcount < -100) { NeutralAccZ--; subcount += 100;} |
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173 | } |
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174 | } |
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175 | messanzahl_AccHoch = 1; |
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176 | Aktuell_az = ADC; |
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177 | Mess_Integral_Hoch += AdWertAccHoch; // Integrieren |
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178 | Mess_Integral_Hoch -= Mess_Integral_Hoch / 1024; // dämfen |
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179 | kanal = AD_DRUCK; |
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180 | break; |
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181 | // "case 9:" fehlt hier absichtlich |
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182 | case 10: |
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183 | nick1 += ADC; |
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184 | kanal = AD_ROLL; |
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185 | break; |
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186 | case 11: |
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187 | roll1 += ADC; |
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188 | kanal = AD_GIER; |
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189 | break; |
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190 | case 12: |
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191 | if(PlatinenVersion == 10) AdWertGier = (ADC + gier1 + 1) / 2; |
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192 | else |
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193 | if(PlatinenVersion >= 20) AdWertGier = 2047 - (ADC + gier1); |
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194 | else AdWertGier = (ADC + gier1); |
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195 | kanal = AD_ACC_Y; |
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196 | break; |
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197 | case 13: |
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198 | Aktuell_ay = NeutralAccY - ADC; |
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199 | AdWertAccRoll = (Aktuell_ay + accy); |
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200 | kanal = AD_ACC_X; |
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201 | break; |
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202 | case 14: |
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203 | Aktuell_ax = ADC - NeutralAccX; |
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204 | AdWertAccNick = (Aktuell_ax + accx); |
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205 | kanal = AD_NICK; |
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206 | break; |
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207 | case 15: |
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208 | nick1 += ADC; |
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209 | if(PlatinenVersion == 10) nick1 *= 2; else nick1 *= 4; |
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210 | AdWertNick = nick1 / 8; |
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211 | nick_filter = (nick_filter + nick1) / 2; |
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212 | HiResNick = nick_filter - AdNeutralNick; |
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213 | AdWertNickFilter = (AdWertNickFilter + HiResNick) / 2; |
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214 | kanal = AD_ROLL; |
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215 | break; |
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216 | case 16: |
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217 | roll1 += ADC; |
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218 | if(PlatinenVersion == 10) roll1 *= 2; else roll1 *= 4; |
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219 | AdWertRoll = roll1 / 8; |
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220 | roll_filter = (roll_filter + roll1) / 2; |
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221 | HiResRoll = roll_filter - AdNeutralRoll; |
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222 | AdWertRollFilter = (AdWertRollFilter + HiResRoll) / 2; |
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223 | kanal = AD_DRUCK; |
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224 | break; |
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225 | case 17: |
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226 | state = 0; |
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227 | AdReady = 1; |
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228 | ZaehlMessungen++; |
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229 | // "break" fehlt hier absichtlich |
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230 | case 9: |
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231 | MessLuftdruck = ADC; |
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232 | tmpLuftdruck += MessLuftdruck; |
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233 | if(++messanzahl_Druck >= 18) |
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234 | { |
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235 | Luftdruck = (7 * Luftdruck + tmpLuftdruck - (18 * 523) * (long)ExpandBaro + 4) / 8; // -523.19 counts per 10 counts offset step |
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236 | HoehenWert = StartLuftdruck - Luftdruck; |
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237 | SummenHoehe -= SummenHoehe/SM_FILTER; |
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238 | SummenHoehe += HoehenWert; |
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239 | VarioMeter = (31 * VarioMeter + 8 * (int)(HoehenWert - SummenHoehe/SM_FILTER))/32; |
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240 | tmpLuftdruck /= 2; |
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241 | messanzahl_Druck = 18/2; |
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242 | } |
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243 | kanal = AD_NICK; |
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244 | break; |
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245 | default: |
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246 | kanal = 0; state = 0; kanal = AD_NICK; |
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247 | break; |
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248 | } |
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249 | ADMUX = kanal; |
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250 | if(state != 0) ANALOG_ON; |
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251 | } |
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252 |