mirror of https://github.com/rusefi/rusefi.git
89 lines
3.3 KiB
C++
89 lines
3.3 KiB
C++
/**
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* @file test_quad_cam.cpp
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*
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*/
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#include "pch.h"
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TEST(trigger, testQuadCam) {
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// setting some weird engine
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EngineTestHelper eth(FORD_ESCORT_GT);
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setOperationMode(engineConfiguration, FOUR_STROKE_CRANK_SENSOR);
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// changing to 'ONE TOOTH' trigger on CRANK with CAM/VVT
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engineConfiguration->useOnlyRisingEdgeForTrigger = true;
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engineConfiguration->vvtMode[0] = VVT_FIRST_HALF;
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engineConfiguration->vvtMode[1] = VVT_FIRST_HALF;
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engineConfiguration->camInputs[0] = GPIOA_10; // we just need to indicate that we have CAM
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// this crank trigger would be easier to test, crank shape is less important for this test
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eth.setTriggerType(TT_ONE);
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engineConfiguration->useOnlyRisingEdgeForTrigger = true;
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engineConfiguration->vvtCamSensorUseRise = true;
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ASSERT_EQ(0, GET_RPM());
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for (int i = 0; i < 3;i++) {
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eth.fireRise(25);
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ASSERT_EQ( 0, GET_RPM());
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}
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eth.fireRise(25);
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// first time we have RPM
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ASSERT_EQ(2400, GET_RPM());
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// need to be out of VVT sync to see VVT sync in action
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eth.fireRise(25);
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eth.fireRise(25);
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eth.moveTimeForwardUs(MS2US(3)); // shifting VVT phase a few angles
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float d = 4;
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int firstCam = 0;
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int secondCam = 1;
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int firstBank = 0;
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int secondBank = 1;
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int firstCamSecondBank = secondBank * CAMS_PER_BANK + firstCam;
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int secondCamSecondBank = secondBank * CAMS_PER_BANK + secondCam;
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// Cams should have no position yet
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ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(firstBank, firstCam));
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ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(firstBank, secondCam));
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ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(secondBank, firstCam));
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ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(secondBank, secondCam));
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), firstCam);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), secondCam);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), firstCamSecondBank);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), secondCamSecondBank);
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float basePos = -80.2f;
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// All four cams should now have the same position
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EXPECT_NEAR(360 + basePos, engine->triggerCentral.getVVTPosition(firstBank, firstCam), EPS3D);
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EXPECT_NEAR(basePos, engine->triggerCentral.getVVTPosition(firstBank, secondCam), EPS3D);
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EXPECT_NEAR(basePos, engine->triggerCentral.getVVTPosition(secondBank, firstCam), EPS3D);
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EXPECT_NEAR(basePos, engine->triggerCentral.getVVTPosition(secondBank, secondCam), EPS3D);
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// Now fire cam events again, but with time gaps between each
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eth.moveTimeForwardMs(1);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), firstCam);
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eth.moveTimeForwardMs(1);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), secondCam);
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eth.moveTimeForwardMs(1);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), firstCamSecondBank);
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eth.moveTimeForwardMs(1);
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hwHandleVvtCamSignal(TV_RISE, getTimeNowNt(), secondCamSecondBank);
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// All four cams should have different positions, each retarded by 1ms from the last
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float oneMsDegrees = 1000 / ENGINE(rpmCalculator).oneDegreeUs;
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EXPECT_NEAR(basePos - oneMsDegrees * 1, engine->triggerCentral.getVVTPosition(firstBank, firstCam), EPS3D);
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EXPECT_NEAR(basePos - oneMsDegrees * 2, engine->triggerCentral.getVVTPosition(firstBank, secondCam), EPS3D);
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EXPECT_NEAR(basePos - oneMsDegrees * 3, engine->triggerCentral.getVVTPosition(secondBank, firstCam), EPS3D);
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EXPECT_NEAR(basePos - oneMsDegrees * 4, engine->triggerCentral.getVVTPosition(secondBank, secondCam), EPS3D);
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}
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