| Line | Branch | Decision | Exec | Source |
|---|---|---|---|---|
| 1 | /** | |||
| 2 | * @file trigger_nissan.cpp | |||
| 3 | * | |||
| 4 | * https://rusefi.com/forum/viewtopic.php?f=3&t=1194&start=150#p27784 | |||
| 5 | * | |||
| 6 | * @date Sep 19, 2015 | |||
| 7 | * @author Andrey Belomutskiy, (c) 2012-2020 | |||
| 8 | */ | |||
| 9 | ||||
| 10 | #include "pch.h" | |||
| 11 | ||||
| 12 | #include "trigger_nissan.h" | |||
| 13 | #include "trigger_universal.h" | |||
| 14 | #include "trigger_subaru.h" | |||
| 15 | ||||
| 16 | /** | |||
| 17 | * 8,2,2,2 Nissan pattern | |||
| 18 | */ | |||
| 19 | 5 | void initializeNissanSR20VE_4(TriggerWaveform *s) { | ||
| 20 | 5 | s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::Both); | ||
| 21 | ||||
| 22 | 5 | s->tdcPosition = 630; | ||
| 23 | ||||
| 24 | 5 | s->setTriggerSynchronizationGap2(9.67 * 0.75, 16); | ||
| 25 | ||||
| 26 | 5 | float width = 4; | ||
| 27 | ||||
| 28 | 5 | s->addEvent720(1 * 180 - 4 * width, TriggerValue::RISE); | ||
| 29 | 5 | s->addEvent720(1 * 180, TriggerValue::FALL); | ||
| 30 | ||||
| 31 | 5 | s->addEvent720(2 * 180 - width, TriggerValue::RISE); | ||
| 32 | 5 | s->addEvent720(2 * 180, TriggerValue::FALL); | ||
| 33 | ||||
| 34 | 5 | s->addEvent720(3 * 180 - width, TriggerValue::RISE); | ||
| 35 | 5 | s->addEvent720(3 * 180, TriggerValue::FALL); | ||
| 36 | ||||
| 37 | 5 | s->addEvent720(4 * 180 - width, TriggerValue::RISE); | ||
| 38 | 5 | s->addEvent720(4 * 180, TriggerValue::FALL); | ||
| 39 | 5 | } | ||
| 40 | ||||
| 41 | 6 | void initializeNissanVQvvt(TriggerWaveform *s) { | ||
| 42 | 6 | s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::RiseOnly); | ||
| 43 | ||||
| 44 | 6 | int offset = 360 - 260; | ||
| 45 | ||||
| 46 | 6 | s->addToothRiseFall(offset + 20); | ||
| 47 | 6 | s->addToothRiseFall(offset + 80); | ||
| 48 | 6 | s->addToothRiseFall(offset + 100); | ||
| 49 | 6 | s->addToothRiseFall(offset + 140); | ||
| 50 | 6 | s->addToothRiseFall(offset + 160); | ||
| 51 | 6 | s->addToothRiseFall(offset + 260); | ||
| 52 | ||||
| 53 | 6 | s->setTriggerSynchronizationGap2(4, 6); | ||
| 54 | 6 | s->setSecondTriggerSynchronizationGap2(0.35f, 0.7f); | ||
| 55 | 6 | } | ||
| 56 | ||||
| 57 | 6 | void makeNissanPattern(TriggerWaveform* s, size_t halfCylinderCount, size_t totalWheel, size_t missing) { | ||
| 58 | ||||
| 59 | 6 | auto toothAngle = 360.0f / totalWheel; | ||
| 60 | ||||
| 61 | 6 | auto patternTeeth = totalWheel / halfCylinderCount; | ||
| 62 | 6 | auto toothCount = patternTeeth - missing; | ||
| 63 | ||||
| 64 | 6 | float currentAngle = missing * toothAngle; | ||
| 65 |
2/2✓ Branch 0 taken 66 times.
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2/2✓ Decision 'true' taken 66 times.
✓ Decision 'false' taken 6 times.
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72 | for (size_t i = 0; i < toothCount; i++) { |
| 66 | 66 | currentAngle += toothAngle; | ||
| 67 | 66 | s->addEventAngle(currentAngle - 5, TriggerValue::RISE); | ||
| 68 | 66 | s->addEventAngle(currentAngle, TriggerValue::FALL); | ||
| 69 | } | |||
| 70 | 6 | } | ||
| 71 | ||||
| 72 | 5 | void initializeNissanVQ35crank(TriggerWaveform *s) { | ||
| 73 | 5 | s->initialize(FOUR_STROKE_THREE_TIMES_CRANK_SENSOR, SyncEdge::RiseOnly); | ||
| 74 | ||||
| 75 | 5 | s->tdcPosition = 675; | ||
| 76 | ||||
| 77 | // 6 cylinder = 36 tooth wheel, missing 2 teeth in 3 spots | |||
| 78 | 5 | makeNissanPattern(s, 3, 36, 2); | ||
| 79 | 5 | s->setTriggerSynchronizationGap3(/*gapIndex*/0, 0.2, 0.5); | ||
| 80 | 5 | s->setTriggerSynchronizationGap3(/*gapIndex*/1, 2, 4); | ||
| 81 | 5 | s->setTriggerSynchronizationGap3(/*gapIndex*/2, 0.6, 1.4); | ||
| 82 | 5 | } | ||
| 83 | ||||
| 84 | 1 | void initializeNissanMR18crank(TriggerWaveform *s) { | ||
| 85 | 1 | s->initialize(FOUR_STROKE_SYMMETRICAL_CRANK_SENSOR, SyncEdge::RiseOnly); | ||
| 86 | ||||
| 87 | 1 | s->tdcPosition = 80; | ||
| 88 | ||||
| 89 | // 4 cylinder = 36 tooth wheel, missing 2 teeth in 2 spots | |||
| 90 | 1 | makeNissanPattern(s, 2, 36, 2); | ||
| 91 | 1 | s->setTriggerSynchronizationGap(0.33); | ||
| 92 | 1 | } | ||
| 93 | ||||
| 94 | 1 | void initializeNissanQR25crank(TriggerWaveform *s) { | ||
| 95 | 1 | s->initialize(FOUR_STROKE_SYMMETRICAL_CRANK_SENSOR, SyncEdge::RiseOnly); | ||
| 96 | 1 | s->setTriggerSynchronizationGap(0.33); | ||
| 97 | 1 | s->setSecondTriggerSynchronizationGap(3); | ||
| 98 | ||||
| 99 | 1 | s->tdcPosition = 585; | ||
| 100 | ||||
| 101 | 1 | float currentAngle = 20; | ||
| 102 |
2/2✓ Branch 0 taken 16 times.
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2/2✓ Decision 'true' taken 16 times.
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17 | for (int i = 0;i < 16;i++) { |
| 103 | 16 | currentAngle += 10; | ||
| 104 | 16 | s->addEventAngle(currentAngle - 5, TriggerValue::RISE); | ||
| 105 | 16 | s->addEventAngle(currentAngle, TriggerValue::FALL); | ||
| 106 | } | |||
| 107 | 1 | } | ||
| 108 | ||||
| 109 | 31 | static void addvq30tooth(TriggerWaveform *s, float angle) { | ||
| 110 | 31 | s->addEvent360(angle - 4, TriggerValue::RISE); | ||
| 111 | 31 | s->addEvent360(angle, TriggerValue::FALL); | ||
| 112 | 31 | } | ||
| 113 | ||||
| 114 | // yes, this is CAM shaft shape NOT crank shaft shape! | |||
| 115 | // we will add crank shape once Pavel makes progress | |||
| 116 | 1 | void initializeNissanVQ30cam(TriggerWaveform *s) { | ||
| 117 | 1 | s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::RiseOnly); | ||
| 118 | ||||
| 119 | 1 | s->tdcPosition = 120; | ||
| 120 | ||||
| 121 | 1 | int x = 360 + 52; | ||
| 122 | ||||
| 123 | 1 | addvq30tooth(s, x - (360 - 9 * 0)); | ||
| 124 | 1 | addvq30tooth(s, x - (360 - 9 * 1)); | ||
| 125 | 1 | addvq30tooth(s, x - (360 - 9 * 2)); | ||
| 126 | ||||
| 127 | 1 | addvq30tooth(s, x - (252 + 9 * 5)); | ||
| 128 | 1 | addvq30tooth(s, x - (252 + 9 * 4)); | ||
| 129 | 1 | addvq30tooth(s, x - (252 + 9 * 3)); | ||
| 130 | 1 | addvq30tooth(s, x - (252 + 9 * 2)); | ||
| 131 | 1 | addvq30tooth(s, x - (252 + 9 * 1)); | ||
| 132 | 1 | addvq30tooth(s, x - (252 + 9 * 0)); | ||
| 133 | ||||
| 134 | 1 | addvq30tooth(s, x - (236 )); | ||
| 135 | ||||
| 136 | 1 | addvq30tooth(s, x - (152 + 9 * 3)); | ||
| 137 | 1 | addvq30tooth(s, x - (152 + 9 * 2)); | ||
| 138 | 1 | addvq30tooth(s, x - (152 + 9 * 1)); | ||
| 139 | 1 | addvq30tooth(s, x - (152 + 9 * 0)); | ||
| 140 | ||||
| 141 | 1 | addvq30tooth(s, x - (85 + 9 * 4)); | ||
| 142 | 1 | addvq30tooth(s, x - (85 + 9 * 3)); | ||
| 143 | 1 | addvq30tooth(s, x - (85 + 9 * 2)); | ||
| 144 | 1 | addvq30tooth(s, x - (85 + 9 * 1)); | ||
| 145 | 1 | addvq30tooth(s, x - (85 + 9 * 0)); | ||
| 146 | ||||
| 147 | 1 | addvq30tooth(s, x - (52 + 9 * 1)); | ||
| 148 | 1 | addvq30tooth(s, x - (52 + 9 * 0)); | ||
| 149 | ||||
| 150 | 1 | s->setTriggerSynchronizationGap4(/*gapIndex*/0, 5.78); | ||
| 151 | 1 | s->setTriggerSynchronizationGap4(/*gapIndex*/1, 0.38); | ||
| 152 | 1 | s->setTriggerSynchronizationGap4(/*gapIndex*/2, 2.67); | ||
| 153 | 1 | } | ||
| 154 | ||||
| 155 | 1 | void initializeNissanMRvvt(TriggerWaveform *s) { | ||
| 156 | 1 | s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::RiseOnly); | ||
| 157 | 1 | s->tdcPosition = 0; | ||
| 158 | ||||
| 159 | 1 | int x = 73; | ||
| 160 | ||||
| 161 | // All "groups" start every 90 degrees of cam rotation | |||
| 162 | // The groups have 1, 3, 4, 2 teeth each (which is the firing order?) | |||
| 163 | ||||
| 164 | // Teeth within a group are spaced 17 cam degrees apart | |||
| 165 | 1 | int toothSpacing = 17; | ||
| 166 | ||||
| 167 | // "1" | |||
| 168 | 1 | addvq30tooth(s, x + 0); // <-- sync point here | ||
| 169 | ||||
| 170 | // "3" | |||
| 171 | 1 | addvq30tooth(s, x + 90 + 0 * toothSpacing); | ||
| 172 | 1 | addvq30tooth(s, x + 90 + 1 * toothSpacing); | ||
| 173 | 1 | addvq30tooth(s, x + 90 + 2 * toothSpacing); | ||
| 174 | ||||
| 175 | // "4" | |||
| 176 | 1 | addvq30tooth(s, x + 180 + 0 * toothSpacing); | ||
| 177 | 1 | addvq30tooth(s, x + 180 + 1 * toothSpacing); | ||
| 178 | 1 | addvq30tooth(s, x + 180 + 2 * toothSpacing); | ||
| 179 | 1 | addvq30tooth(s, x + 180 + 3 * toothSpacing); | ||
| 180 | ||||
| 181 | // "2" | |||
| 182 | 1 | addvq30tooth(s, x + 270 + 0 * toothSpacing); | ||
| 183 | 1 | addvq30tooth(s, x + 270 + 1 * toothSpacing); | ||
| 184 | ||||
| 185 | // nominal gap 4.31 | |||
| 186 | 1 | s->setTriggerSynchronizationGap2(3.8, 5); | ||
| 187 | ||||
| 188 | // nominal gap 0.44 | |||
| 189 | 1 | s->setSecondTriggerSynchronizationGap2(0.3, 0.55); | ||
| 190 | 1 | } | ||
| 191 | ||||
| 192 | 7 | void initialize_one_of_36_2_2(TriggerWaveform *s, int firstCount, int secondCount) { | ||
| 193 | 7 | s->initialize(FOUR_STROKE_CRANK_SENSOR, SyncEdge::RiseOnly); | ||
| 194 | ||||
| 195 | 7 | float narrow = 360 / 36; | ||
| 196 | 7 | float wide = narrow * 3; | ||
| 197 | ||||
| 198 | 7 | float base = 0; | ||
| 199 | ||||
| 200 |
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70 | for (int i = 0; i < firstCount; i++) { |
| 201 | 63 | s->addToothFallRise(base + narrow, narrow / 2); | ||
| 202 | 63 | base += narrow; | ||
| 203 | } | |||
| 204 | ||||
| 205 | 7 | s->addToothFallRise(base + wide, wide / 2); | ||
| 206 | 7 | base += wide; | ||
| 207 | ||||
| 208 |
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154 | for (int i = 0; i < secondCount; i++) { |
| 209 | 147 | s->addToothFallRise(base + narrow, narrow / 2); | ||
| 210 | 147 | base += narrow; | ||
| 211 | } | |||
| 212 | ||||
| 213 | 7 | s->addToothFallRise(360, narrow/2); | ||
| 214 | 7 | } | ||
| 215 | ||||
| 216 | 7 | void initializeNissanHRcrank(TriggerWaveform *s) { | ||
| 217 | 7 | initialize_one_of_36_2_2(s, 9, 21); | ||
| 218 | ||||
| 219 | 7 | size_t count = 9; | ||
| 220 | ||||
| 221 | 7 | s->tdcPosition = 155 + 360; | ||
| 222 | ||||
| 223 | 7 | s->setTriggerSynchronizationGap3(/*gapIndex*/0, 1.7, 5); | ||
| 224 |
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63 | for (size_t i = 1 ; i < count ; i++) { |
| 225 | 56 | s->setTriggerSynchronizationGap3(/*gapIndex*/i, 0.6, 1.5); | ||
| 226 | } | |||
| 227 | 7 | s->setTriggerSynchronizationGap3(/*gapIndex*/count, 0.1, 0.5); | ||
| 228 | 7 | } | ||
| 229 | ||||
| 230 | ||||
| 231 | 3 | void initializeNissanHRvvtIn(TriggerWaveform *s) { | ||
| 232 | 3 | s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::RiseOnly); | ||
| 233 | ||||
| 234 | ||||
| 235 | 3 | s->addToothRiseFall(120); | ||
| 236 | 3 | s->addToothRiseFall(120 + 22); | ||
| 237 | 3 | s->addToothRiseFall(240); | ||
| 238 | 3 | s->addToothRiseFall(360); | ||
| 239 | ||||
| 240 | 3 | s->setTriggerSynchronizationGap3(/*gapIndex*/0, 0.1, 0.3); | ||
| 241 | 3 | } | ||
| 242 | ||||
| 243 |