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Rev | Author | Line No. | Line |
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1 | ingob | 1 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
1338 | ingob | 2 | // + Copyright (c) Holger Buss, Ingo Busker |
1 | ingob | 3 | // + only for non-profit use |
4 | // + www.MikroKopter.com |
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1356 | hbuss | 5 | // + porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed |
1 | ingob | 6 | // + see the File "License.txt" for further Informations |
7 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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8 | |||
9 | #include "main.h" |
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1622 | killagreg | 10 | #include "eeprom.h" |
1 | ingob | 11 | volatile int Aktuell_Nick,Aktuell_Roll,Aktuell_Gier,Aktuell_ax, Aktuell_ay,Aktuell_az, UBat = 100; |
1166 | hbuss | 12 | volatile int AdWertNickFilter = 0, AdWertRollFilter = 0, AdWertGierFilter = 0; |
13 | volatile int HiResNick = 2500, HiResRoll = 2500; |
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380 | hbuss | 14 | volatile int AdWertNick = 0, AdWertRoll = 0, AdWertGier = 0; |
15 | volatile int AdWertAccRoll = 0,AdWertAccNick = 0,AdWertAccHoch = 0; |
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1166 | hbuss | 16 | volatile char messanzahl_AccHoch = 0; |
1 | ingob | 17 | volatile long Luftdruck = 32000; |
1322 | hbuss | 18 | volatile long SummenHoehe = 0; |
1 | ingob | 19 | volatile int StartLuftdruck; |
20 | volatile unsigned int MessLuftdruck = 1023; |
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21 | unsigned char DruckOffsetSetting; |
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1036 | hbuss | 22 | signed char ExpandBaro = 0; |
1253 | killagreg | 23 | volatile int VarioMeter = 0; |
1 | ingob | 24 | volatile unsigned int ZaehlMessungen = 0; |
918 | hbuss | 25 | unsigned char AnalogOffsetNick = 115,AnalogOffsetRoll = 115,AnalogOffsetGier = 115; |
26 | unsigned char GyroDefektN = 0,GyroDefektR = 0,GyroDefektG = 0; |
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1168 | hbuss | 27 | volatile unsigned char AdReady = 1; |
1643 | holgerb | 28 | float NeutralAccZ_float; |
1 | ingob | 29 | //####################################################################################### |
30 | // |
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31 | void ADC_Init(void) |
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32 | //####################################################################################### |
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1246 | killagreg | 33 | { |
1 | ingob | 34 | ADMUX = 0;//Referenz ist extern |
1155 | hbuss | 35 | ANALOG_ON; |
1 | ingob | 36 | } |
37 | |||
1352 | hbuss | 38 | #define DESIRED_H_ADC 800 |
1322 | hbuss | 39 | |
1 | ingob | 40 | void SucheLuftruckOffset(void) |
41 | { |
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42 | unsigned int off; |
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1622 | killagreg | 43 | off = GetParamByte(PID_PRESSURE_OFFSET); |
173 | holgerb | 44 | if(off > 20) off -= 10; |
45 | OCR0A = off; |
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1036 | hbuss | 46 | ExpandBaro = 0; |
380 | hbuss | 47 | Delay_ms_Mess(100); |
1322 | hbuss | 48 | if(MessLuftdruck < DESIRED_H_ADC) off = 0; |
173 | holgerb | 49 | for(; off < 250;off++) |
1 | ingob | 50 | { |
51 | OCR0A = off; |
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380 | hbuss | 52 | Delay_ms_Mess(50); |
1246 | killagreg | 53 | printf("."); |
1322 | hbuss | 54 | if(MessLuftdruck < DESIRED_H_ADC) break; |
1 | ingob | 55 | } |
1622 | killagreg | 56 | SetParamByte(PID_PRESSURE_OFFSET, off); |
173 | holgerb | 57 | DruckOffsetSetting = off; |
1638 | holgerb | 58 | OCR0A = off; |
380 | hbuss | 59 | Delay_ms_Mess(300); |
1638 | holgerb | 60 | |
1 | ingob | 61 | } |
62 | |||
918 | hbuss | 63 | void SucheGyroOffset(void) |
64 | { |
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65 | unsigned char i, ready = 0; |
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1219 | hbuss | 66 | int timeout; |
918 | hbuss | 67 | GyroDefektN = 0; GyroDefektR = 0; GyroDefektG = 0; |
1219 | hbuss | 68 | timeout = SetDelay(2000); |
918 | hbuss | 69 | for(i=140; i != 0; i--) |
70 | { |
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921 | hbuss | 71 | if(ready == 3 && i > 10) i = 9; |
918 | hbuss | 72 | ready = 0; |
73 | if(AdWertNick < 1020) AnalogOffsetNick--; else if(AdWertNick > 1030) AnalogOffsetNick++; else ready++; |
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74 | if(AdWertRoll < 1020) AnalogOffsetRoll--; else if(AdWertRoll > 1030) AnalogOffsetRoll++; else ready++; |
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75 | if(AdWertGier < 1020) AnalogOffsetGier--; else if(AdWertGier > 1030) AnalogOffsetGier++; else ready++; |
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1662 | killagreg | 76 | I2C_Start(TWI_STATE_GYRO_OFFSET_TX); |
1246 | killagreg | 77 | if(AnalogOffsetNick < 10) { GyroDefektN = 1; AnalogOffsetNick = 10;}; if(AnalogOffsetNick > 245) { GyroDefektN = 1; AnalogOffsetNick = 245;}; |
78 | if(AnalogOffsetRoll < 10) { GyroDefektR = 1; AnalogOffsetRoll = 10;}; if(AnalogOffsetRoll > 245) { GyroDefektR = 1; AnalogOffsetRoll = 245;}; |
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79 | if(AnalogOffsetGier < 10) { GyroDefektG = 1; AnalogOffsetGier = 10;}; if(AnalogOffsetGier > 245) { GyroDefektG = 1; AnalogOffsetGier = 245;}; |
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1219 | hbuss | 80 | while(twi_state) if(CheckDelay(timeout)) {printf("\n\r DAC or I2C ERROR! Check I2C, 3Vref, DAC and BL-Ctrl"); break;} |
1253 | killagreg | 81 | AdReady = 0; |
918 | hbuss | 82 | ANALOG_ON; |
1253 | killagreg | 83 | while(!AdReady); |
1246 | killagreg | 84 | if(i<10) Delay_ms_Mess(10); |
918 | hbuss | 85 | } |
1246 | killagreg | 86 | Delay_ms_Mess(70); |
87 | } |
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1 | ingob | 88 | |
1171 | hbuss | 89 | /* |
90 | |||
91 | 1 r |
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1246 | killagreg | 92 | 2 g |
1171 | hbuss | 93 | 3 y |
94 | 4 x |
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95 | 5 n |
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96 | 6 r |
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97 | 7 u |
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98 | 8 z |
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99 | 9 L |
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1246 | killagreg | 100 | 10 n |
1171 | hbuss | 101 | 11 r |
102 | 12 g |
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103 | 13 y |
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104 | 14 x |
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105 | 15 n |
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106 | 16 r |
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107 | 17 L |
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108 | */ |
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109 | |||
1 | ingob | 110 | //####################################################################################### |
111 | // |
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1561 | killagreg | 112 | ISR(ADC_vect) |
1 | ingob | 113 | //####################################################################################### |
114 | { |
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115 | static unsigned char kanal=0,state = 0; |
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1687 | holgerb | 116 | static signed char subcount = 0; |
1246 | killagreg | 117 | static signed int gier1, roll1, nick1, nick_filter, roll_filter; |
1687 | holgerb | 118 | static signed int accy, accx; |
1253 | killagreg | 119 | static long tmpLuftdruck = 0; |
120 | static char messanzahl_Druck = 0; |
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1171 | hbuss | 121 | switch(state++) |
122 | { |
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123 | case 0: |
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124 | nick1 = ADC; |
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125 | kanal = AD_ROLL; |
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126 | break; |
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127 | case 1: |
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128 | roll1 = ADC; |
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129 | kanal = AD_GIER; |
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130 | break; |
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131 | case 2: |
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132 | gier1 = ADC; |
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133 | kanal = AD_ACC_Y; |
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134 | break; |
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135 | case 3: |
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136 | Aktuell_ay = NeutralAccY - ADC; |
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137 | accy = Aktuell_ay; |
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138 | kanal = AD_ACC_X; |
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139 | break; |
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140 | case 4: |
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141 | Aktuell_ax = ADC - NeutralAccX; |
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142 | accx = Aktuell_ax; |
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143 | kanal = AD_NICK; |
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144 | break; |
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145 | case 5: |
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146 | nick1 += ADC; |
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147 | kanal = AD_ROLL; |
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148 | break; |
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149 | case 6: |
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150 | roll1 += ADC; |
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151 | kanal = AD_UBAT; |
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152 | break; |
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153 | case 7: |
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154 | UBat = (3 * UBat + ADC / 3) / 4; |
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155 | kanal = AD_ACC_Z; |
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156 | break; |
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157 | case 8: |
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158 | AdWertAccHoch = (signed int) ADC - NeutralAccZ; |
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1246 | killagreg | 159 | if(AdWertAccHoch > 1) |
1171 | hbuss | 160 | { |
1246 | killagreg | 161 | if(NeutralAccZ < 750) |
1171 | hbuss | 162 | { |
1695 | holgerb | 163 | subcount += 5; |
1701 | holgerb | 164 | if(modell_fliegt < 500) subcount += 10; |
1639 | holgerb | 165 | } |
1687 | holgerb | 166 | if(subcount > 100) { NeutralAccZ++; subcount -= 100;} |
1639 | holgerb | 167 | } |
168 | else if(AdWertAccHoch < -1) |
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169 | { |
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170 | if(NeutralAccZ > 550) |
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171 | { |
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1695 | holgerb | 172 | subcount -= 5; |
1701 | holgerb | 173 | if(modell_fliegt < 500) subcount -= 10; |
1687 | holgerb | 174 | if(subcount < -100) { NeutralAccZ--; subcount += 100;} |
1639 | holgerb | 175 | } |
176 | } |
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1171 | hbuss | 177 | messanzahl_AccHoch = 1; |
178 | Aktuell_az = ADC; |
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179 | Mess_Integral_Hoch += AdWertAccHoch; // Integrieren |
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180 | Mess_Integral_Hoch -= Mess_Integral_Hoch / 1024; // dämfen |
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181 | kanal = AD_DRUCK; |
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182 | break; |
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1701 | holgerb | 183 | // "case 9:" fehlt hier absichtlich |
1171 | hbuss | 184 | case 10: |
185 | nick1 += ADC; |
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186 | kanal = AD_ROLL; |
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187 | break; |
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188 | case 11: |
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189 | roll1 += ADC; |
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190 | kanal = AD_GIER; |
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191 | break; |
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192 | case 12: |
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193 | if(PlatinenVersion == 10) AdWertGier = (ADC + gier1 + 1) / 2; |
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1246 | killagreg | 194 | else |
1660 | holgerb | 195 | if(PlatinenVersion >= 20) AdWertGier = 2047 - (ADC + gier1); |
1171 | hbuss | 196 | else AdWertGier = (ADC + gier1); |
197 | kanal = AD_ACC_Y; |
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198 | break; |
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199 | case 13: |
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200 | Aktuell_ay = NeutralAccY - ADC; |
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201 | AdWertAccRoll = (Aktuell_ay + accy); |
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202 | kanal = AD_ACC_X; |
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203 | break; |
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204 | case 14: |
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205 | Aktuell_ax = ADC - NeutralAccX; |
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206 | AdWertAccNick = (Aktuell_ax + accx); |
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207 | kanal = AD_NICK; |
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208 | break; |
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209 | case 15: |
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210 | nick1 += ADC; |
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1173 | hbuss | 211 | if(PlatinenVersion == 10) nick1 *= 2; else nick1 *= 4; |
212 | AdWertNick = nick1 / 8; |
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213 | nick_filter = (nick_filter + nick1) / 2; |
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214 | HiResNick = nick_filter - AdNeutralNick; |
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1171 | hbuss | 215 | AdWertNickFilter = (AdWertNickFilter + HiResNick) / 2; |
216 | kanal = AD_ROLL; |
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217 | break; |
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218 | case 16: |
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219 | roll1 += ADC; |
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1173 | hbuss | 220 | if(PlatinenVersion == 10) roll1 *= 2; else roll1 *= 4; |
221 | AdWertRoll = roll1 / 8; |
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222 | roll_filter = (roll_filter + roll1) / 2; |
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223 | HiResRoll = roll_filter - AdNeutralRoll; |
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1171 | hbuss | 224 | AdWertRollFilter = (AdWertRollFilter + HiResRoll) / 2; |
225 | kanal = AD_DRUCK; |
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226 | break; |
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227 | case 17: |
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228 | state = 0; |
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229 | AdReady = 1; |
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230 | ZaehlMessungen++; |
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231 | // "break" fehlt hier absichtlich |
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232 | case 9: |
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1253 | killagreg | 233 | MessLuftdruck = ADC; |
234 | tmpLuftdruck += MessLuftdruck; |
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235 | if(++messanzahl_Druck >= 18) |
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236 | { |
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1266 | killagreg | 237 | Luftdruck = (7 * Luftdruck + tmpLuftdruck - (18 * 523) * (long)ExpandBaro + 4) / 8; // -523.19 counts per 10 counts offset step |
1253 | killagreg | 238 | HoehenWert = StartLuftdruck - Luftdruck; |
1272 | hbuss | 239 | SummenHoehe -= SummenHoehe/SM_FILTER; |
1253 | killagreg | 240 | SummenHoehe += HoehenWert; |
1695 | holgerb | 241 | VarioMeter = (31 * VarioMeter + 8 * (int)(HoehenWert - SummenHoehe/SM_FILTER))/32; |
1272 | hbuss | 242 | tmpLuftdruck /= 2; |
243 | messanzahl_Druck = 18/2; |
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1253 | killagreg | 244 | } |
1171 | hbuss | 245 | kanal = AD_NICK; |
246 | break; |
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1246 | killagreg | 247 | default: |
1171 | hbuss | 248 | kanal = 0; state = 0; kanal = AD_NICK; |
249 | break; |
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1246 | killagreg | 250 | } |
1171 | hbuss | 251 | ADMUX = kanal; |
252 | if(state != 0) ANALOG_ON; |
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253 | } |
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254 |