trigger_universal.h File Reference

Functions
void	addSkippedToothTriggerEvents (TriggerWheel wheel, TriggerWaveform *s, int totalTeethCount, int skippedCount, float toothWidth, float offset, float engineCycle, float filterLeft, float filterRight)
void	initializeSkippedToothTrigger (TriggerWaveform *s, int totalTeethCount, int skippedCount, operation_mode_e operationMode, SyncEdge syncEdge)
void	configure3_1_cam (TriggerWaveform *s)
void	configureOnePlusOne (TriggerWaveform *s)
void	configureQuickStartSenderWheel (TriggerWaveform *s)
void	configureKawaKX450F (TriggerWaveform *s)
void	configure3ToothCrank (TriggerWaveform *)
void	configure6ToothCrank (TriggerWaveform *)
void	configure12ToothCrank (TriggerWaveform *)

Function Documentation

addSkippedToothTriggerEvents()

void addSkippedToothTriggerEvents	(	TriggerWheel	wheel,
		TriggerWaveform *	s,
		int	totalTeethCount,
		int	skippedCount,
		float	toothWidthPercentage,
		float	offset,
		float	engineCycle,
		float	filterLeft,
		float	filterRight
	)

last fall aligned at 720 and skipped area is right before 720

Definition at line 22 of file trigger_universal.cpp.

                                                                                                          {
    criticalAssertVoid(totalTeethCount > 0, "total count");
    criticalAssertVoid(skippedCount >= 0, "skipped count");
    criticalAssertVoid(toothWidthPercentage < 1, "toothWidthPercentage");
 
    float oneTooth = engineCycle / totalTeethCount;
 
    for (int i = 0; i < totalTeethCount - skippedCount - 1; i++) {
        float angleDown = oneTooth * (i + (1 - toothWidthPercentage));
        float angleUp = oneTooth * (i + 1);
        s->addEventClamped(offset + angleDown, TriggerValue::RISE, wheel, filterLeft, filterRight);
        s->addEventClamped(offset + angleUp, TriggerValue::FALL, wheel, filterLeft, filterRight);
    }
 
    float angleDown = oneTooth * (totalTeethCount - skippedCount - 1 + (1 - toothWidthPercentage));
    s->addEventClamped(offset + angleDown, TriggerValue::RISE, wheel, filterLeft, filterRight);
    // custom handling of last event in order to avoid rounding error
    s->addEventClamped(offset + engineCycle, TriggerValue::FALL, wheel, filterLeft, filterRight);
}

Referenced by configureArcticCat(), configureKawaKX450F(), configureTriTach(), initDodgeRam(), initialize36_2_1(), initialize36_2_1_1(), initialize60_2_2_Renault_F(), initializeSkippedToothTrigger(), and setVwConfiguration().

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configure12ToothCrank()

void configure12ToothCrank

(

TriggerWaveform *

s

)

Definition at line 175 of file trigger_universal.cpp.

                                               {
    s->initialize(FOUR_STROKE_TWELVE_TIMES_CRANK_SENSOR, SyncEdge::RiseOnly);
 
    // 2JZ would be global trigger offset 65 but same wheel could be Honda, not hard coding for now
  commonSymmetrical(s, 12, 0.2f, 3.4f);
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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configure3_1_cam()

void configure3_1_cam

(

TriggerWaveform *

s

)

Definition at line 84 of file trigger_universal.cpp.

                                          {
    s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::RiseOnly);
 
 
    const float crankW = 360 / 3 / 2;
 
 
    TriggerWheel crank = TriggerWheel::T_SECONDARY;
 
    s->addEvent720(10, TriggerValue::RISE, TriggerWheel::T_PRIMARY);
    s->addEvent720(50, TriggerValue::FALL, TriggerWheel::T_PRIMARY);
 
 
    float a = 2 * crankW;
 
    // #1/3
    s->addEvent720(a += crankW, TriggerValue::RISE, crank);
    s->addEvent720(a += crankW, TriggerValue::FALL, crank);
    // #2/3
    s->addEvent720(a += crankW, TriggerValue::RISE, crank);
    s->addEvent720(a += crankW, TriggerValue::FALL, crank);
    // #3/3
    a += crankW;
    a += crankW;
 
    // 2nd #1/3
    s->addEvent720(a += crankW, TriggerValue::RISE, crank);
    s->addEvent720(a += crankW,  TriggerValue::FALL, crank);
 
    // 2nd #2/3
    s->addEvent720(a += crankW, TriggerValue::RISE, crank);
    s->addEvent720(a += crankW, TriggerValue::FALL, crank);
 
    s->isSynchronizationNeeded = false;
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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configure3ToothCrank()

void configure3ToothCrank

(

TriggerWaveform *

s

)

Definition at line 182 of file trigger_universal.cpp.

                                              {
    s->initialize(FOUR_STROKE_THREE_TIMES_CRANK_SENSOR, SyncEdge::RiseOnly);
  commonSymmetrical(s, 3, 0.5, 1.4);
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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configure6ToothCrank()

void configure6ToothCrank

(

TriggerWaveform *

s

)

Definition at line 187 of file trigger_universal.cpp.

                                              {
    s->initialize(FOUR_STROKE_SIX_TIMES_CRANK_SENSOR, SyncEdge::RiseOnly);
  commonSymmetrical(s, 6, 0.7, 1.4);
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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configureKawaKX450F()

void configureKawaKX450F

(

TriggerWaveform *

s

)

https://rusefi.com/forum/viewtopic.php?f=5&t=1977

Definition at line 123 of file trigger_universal.cpp.

                                             {
    float engineCycle = FOUR_STROKE_ENGINE_CYCLE;
    s->initialize(FOUR_STROKE_CRANK_SENSOR, SyncEdge::Rise);
 
    s->setTriggerSynchronizationGap(2.28);
 
    float toothWidth = 3 / 20.0;
 
    addSkippedToothTriggerEvents(TriggerWheel::T_PRIMARY, s, 18, 0, toothWidth, 0, engineCycle,
            NO_LEFT_FILTER, 720 - 39);
 
    s->addToothRiseFall(360, /* width*/10.80);
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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configureOnePlusOne()

void configureOnePlusOne

(

TriggerWaveform *

s

)

Definition at line 71 of file trigger_universal.cpp.

                                             {
    s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::Rise);
 
    s->addEvent360( 90, TriggerValue::RISE, TriggerWheel::T_PRIMARY);
    s->addEvent360(180, TriggerValue::FALL, TriggerWheel::T_PRIMARY);
 
    s->addEvent360(270, TriggerValue::RISE, TriggerWheel::T_SECONDARY);
    s->addEvent360(360, TriggerValue::FALL, TriggerWheel::T_SECONDARY);
 
    s->isSynchronizationNeeded = false;
    s->useOnlyPrimaryForSync = true;
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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configureQuickStartSenderWheel()

void configureQuickStartSenderWheel

(

TriggerWaveform *

s

)

Definition at line 138 of file trigger_universal.cpp.

                                                        {
    // todo: most cam wheels are defined as 'SyncEdge::Rise' or 'SyncEdge::RiseOnly' shall we unify?
    s->initialize(FOUR_STROKE_CAM_SENSOR, SyncEdge::Fall);
 
    // our preference is to sync not too close to crank sync point
    s->setTriggerSynchronizationGap(0.645);
    s->setSecondTriggerSynchronizationGap(1.556);
 
    s->addToothRiseFall(90, /* width*/ 70);
    s->addToothRiseFall(130, /* width*/ 20);
    s->addToothRiseFall(220, /* width*/ 20);
    s->addToothRiseFall(360, /* width*/ 70);
}

Referenced by TriggerWaveform::initializeTriggerWaveform().

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initializeSkippedToothTrigger()

void initializeSkippedToothTrigger	(	TriggerWaveform *	s,
		int	totalTeethCount,
		int	skippedCount,
		operation_mode_e	operationMode,
		SyncEdge	syncEdge
	)

Definition at line 43 of file trigger_universal.cpp.

                                                           {
    if (totalTeethCount <= 0) {
        firmwareError(ObdCode::CUSTOM_OBD_TRIGGER_WAVEFORM, "Invalid total tooth count for missing tooth decoder: %d", totalTeethCount);
        s->setShapeDefinitionError(true);
        return;
    }
    efiAssertVoid(ObdCode::CUSTOM_NULL_SHAPE, s != NULL, "TriggerWaveform is NULL");
 
    s->initialize(operationMode, syncEdge);
 
#if EFI_UNIT_TEST
    s->knownOperationMode = false;
#endif // EFI_UNIT_TEST
 
    s->setTriggerSynchronizationGap(skippedCount + 1);
    if (totalTeethCount > 6 && skippedCount > 0) {
        // this gap is not required to synch on perfect signal but is needed to handle to reject cranking transition noise and potentially high rev noise as well
        s->setSecondTriggerSynchronizationGap(1);
    }
    s->shapeWithoutTdc = (totalTeethCount > 1) && (skippedCount == 0);
    s->isSynchronizationNeeded = (totalTeethCount > 2) && (skippedCount != 0);
 
 
    addSkippedToothTriggerEvents(TriggerWheel::T_PRIMARY, s, totalTeethCount, skippedCount, 0.5, 0, getEngineCycle(operationMode),
    NO_LEFT_FILTER, NO_RIGHT_FILTER);
}

Referenced by customTrigger(), initializeMitsubishi4gSymmetricalCrank(), and TriggerWaveform::initializeTriggerWaveform().

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