TI中文支持网Part Number:TMS320F280039C
PWM配置
EPWM_enableGlobalLoad(myEPWM1_BASE); EPWM_enableGlobalLoadOneShotMode(myEPWM1_BASE); EPWM_setGlobalLoadOneShotLatch(myEPWM1_BASE); EPWM_forceGlobalLoadOneShotEvent(myEPWM1_BASE); EPWM_setClockPrescaler(myEPWM1_BASE, EPWM_CLOCK_DIVIDER_1, EPWM_HSCLOCK_DIVIDER_1); EPWM_setTimeBasePeriod(myEPWM1_BASE, 400); EPWM_enableGlobalLoadRegisters(myEPWM1_BASE, EPWM_GL_REGISTER_TBPRD_TBPRDHR); EPWM_setTimeBaseCounter(myEPWM1_BASE, 0); EPWM_setTimeBaseCounterMode(myEPWM1_BASE, EPWM_COUNTER_MODE_UP); EPWM_disablePhaseShiftLoad(myEPWM1_BASE); EPWM_setPhaseShift(myEPWM1_BASE, 0); EPWM_setSyncInPulseSource(myEPWM1_BASE, EPWM_SYNC_IN_PULSE_SRC_DISABLE); EPWM_enableSyncOutPulseSource(myEPWM1_BASE, EPWM_SYNC_OUT_PULSE_ON_CNTR_ZERO); EPWM_setSyncPulseSource(myEPWM1_BASE, HRPWM_PWMSYNC_SOURCE_ZERO); EPWM_setCounterCompareValue(myEPWM1_BASE, EPWM_COUNTER_COMPARE_A, 200); EPWM_enableGlobalLoadRegisters(myEPWM1_BASE, EPWM_GL_REGISTER_CMPA_CMPAHR); EPWM_setCounterCompareShadowLoadMode(myEPWM1_BASE, EPWM_COUNTER_COMPARE_A, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_setCounterCompareValue(myEPWM1_BASE, EPWM_COUNTER_COMPARE_B, 200); EPWM_enableGlobalLoadRegisters(myEPWM1_BASE, EPWM_GL_REGISTER_CMPB_CMPBHR); EPWM_setCounterCompareShadowLoadMode(myEPWM1_BASE, EPWM_COUNTER_COMPARE_B, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_enableGlobalLoadRegisters(myEPWM1_BASE, EPWM_GL_REGISTER_AQCTLA_AQCTLA2); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_enableGlobalLoadRegisters(myEPWM1_BASE, EPWM_GL_REGISTER_AQCTLB_AQCTLB2); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM1_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_setFallingEdgeDeadBandDelayInput(myEPWM1_BASE, EPWM_DB_INPUT_EPWMB); EPWM_setDeadBandDelayPolarity(myEPWM1_BASE, EPWM_DB_FED, EPWM_DB_POLARITY_ACTIVE_LOW); EPWM_setDeadBandDelayMode(myEPWM1_BASE, EPWM_DB_RED, true); EPWM_setRisingEdgeDelayCount(myEPWM1_BASE, 12); EPWM_setDeadBandDelayMode(myEPWM1_BASE, EPWM_DB_FED, true); EPWM_setFallingEdgeDelayCount(myEPWM1_BASE, 12); EPWM_enableTripZoneSignals(myEPWM1_BASE, EPWM_TZ_SIGNAL_DCAEVT1 | EPWM_TZ_SIGNAL_OSHT2 | EPWM_TZ_SIGNAL_OSHT3); EPWM_selectDigitalCompareTripInput(myEPWM1_BASE, EPWM_DC_TRIP_COMBINATION, EPWM_DC_TYPE_DCAH); EPWM_enableDigitalCompareTripCombinationInput(myEPWM1_BASE, EPWM_DC_COMBINATIONAL_TRIPIN10 | EPWM_DC_COMBINATIONAL_TRIPIN11 | EPWM_DC_COMBINATIONAL_TRIPIN12 | EPWM_DC_COMBINATIONAL_TRIPIN4 | EPWM_DC_COMBINATIONAL_TRIPIN5 | EPWM_DC_COMBINATIONAL_TRIPIN6 | EPWM_DC_COMBINATIONAL_TRIPIN7 | EPWM_DC_COMBINATIONAL_TRIPIN8 | EPWM_DC_COMBINATIONAL_TRIPIN9, EPWM_DC_TYPE_DCAH); EPWM_setTripZoneDigitalCompareEventCondition(myEPWM1_BASE, EPWM_TZ_DC_OUTPUT_A1, EPWM_TZ_EVENT_DCXH_HIGH); EPWM_enableInterrupt(myEPWM1_BASE); EPWM_setInterruptSource(myEPWM1_BASE, EPWM_INT_TBCTR_ZERO); EPWM_setInterruptEventCount(myEPWM1_BASE, 15); EPWM_enableADCTrigger(myEPWM1_BASE, EPWM_SOC_A); EPWM_setADCTriggerSource(myEPWM1_BASE, EPWM_SOC_A, EPWM_SOC_TBCTR_U_CMPA); EPWM_setADCTriggerEventPrescale(myEPWM1_BASE, EPWM_SOC_A, 1); EPWM_enableGlobalLoad(myEPWM2_BASE); EPWM_enableGlobalLoadOneShotMode(myEPWM2_BASE); EPWM_setGlobalLoadOneShotLatch(myEPWM2_BASE); EPWM_forceGlobalLoadOneShotEvent(myEPWM2_BASE); EPWM_setupEPWMLinks(myEPWM2_BASE, EPWM_LINK_WITH_EPWM_1, EPWM_LINK_GLDCTL2); EPWM_setClockPrescaler(myEPWM2_BASE, EPWM_CLOCK_DIVIDER_1, EPWM_HSCLOCK_DIVIDER_1); EPWM_setTimeBasePeriod(myEPWM2_BASE, 400); EPWM_setupEPWMLinks(myEPWM2_BASE, EPWM_LINK_WITH_EPWM_1, EPWM_LINK_TBPRD); EPWM_enableGlobalLoadRegisters(myEPWM2_BASE, EPWM_GL_REGISTER_TBPRD_TBPRDHR); EPWM_setTimeBaseCounter(myEPWM2_BASE, 0); EPWM_setTimeBaseCounterMode(myEPWM2_BASE, EPWM_COUNTER_MODE_UP); EPWM_enablePhaseShiftLoad(myEPWM2_BASE); EPWM_setPhaseShift(myEPWM2_BASE, 0); EPWM_setSyncPulseSource(myEPWM2_BASE, HRPWM_PWMSYNC_SOURCE_ZERO); EPWM_setCounterCompareValue(myEPWM2_BASE, EPWM_COUNTER_COMPARE_A, 200); EPWM_enableGlobalLoadRegisters(myEPWM2_BASE, EPWM_GL_REGISTER_CMPA_CMPAHR); EPWM_setCounterCompareShadowLoadMode(myEPWM2_BASE, EPWM_COUNTER_COMPARE_A, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_setCounterCompareValue(myEPWM2_BASE, EPWM_COUNTER_COMPARE_B, 200); EPWM_enableGlobalLoadRegisters(myEPWM2_BASE, EPWM_GL_REGISTER_CMPB_CMPBHR); EPWM_setCounterCompareShadowLoadMode(myEPWM2_BASE, EPWM_COUNTER_COMPARE_B, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_setCounterCompareValue(myEPWM2_BASE, EPWM_COUNTER_COMPARE_C, 100); EPWM_enableGlobalLoadRegisters(myEPWM2_BASE, EPWM_GL_REGISTER_AQCTLA_AQCTLA2); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_enableGlobalLoadRegisters(myEPWM2_BASE, EPWM_GL_REGISTER_AQCTLB_AQCTLB2); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM2_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_setFallingEdgeDeadBandDelayInput(myEPWM2_BASE, EPWM_DB_INPUT_EPWMB); EPWM_setDeadBandDelayPolarity(myEPWM2_BASE, EPWM_DB_FED, EPWM_DB_POLARITY_ACTIVE_LOW); EPWM_setDeadBandDelayMode(myEPWM2_BASE, EPWM_DB_RED, true); EPWM_setRisingEdgeDelayCount(myEPWM2_BASE, 12); EPWM_setDeadBandDelayMode(myEPWM2_BASE, EPWM_DB_FED, true); EPWM_setFallingEdgeDelayCount(myEPWM2_BASE, 12); EPWM_setDeadBandOutputSwapMode(myEPWM2_BASE, EPWM_DB_OUTPUT_A, true); EPWM_setDeadBandOutputSwapMode(myEPWM2_BASE, EPWM_DB_OUTPUT_B, true); EPWM_enableTripZoneSignals(myEPWM2_BASE, EPWM_TZ_SIGNAL_DCAEVT1 | EPWM_TZ_SIGNAL_OSHT2 | EPWM_TZ_SIGNAL_OSHT3); EPWM_selectDigitalCompareTripInput(myEPWM2_BASE, EPWM_DC_TRIP_COMBINATION, EPWM_DC_TYPE_DCAH); EPWM_enableDigitalCompareTripCombinationInput(myEPWM2_BASE, EPWM_DC_COMBINATIONAL_TRIPIN10 | EPWM_DC_COMBINATIONAL_TRIPIN11 | EPWM_DC_COMBINATIONAL_TRIPIN12 | EPWM_DC_COMBINATIONAL_TRIPIN4 | EPWM_DC_COMBINATIONAL_TRIPIN5 | EPWM_DC_COMBINATIONAL_TRIPIN6 | EPWM_DC_COMBINATIONAL_TRIPIN7 | EPWM_DC_COMBINATIONAL_TRIPIN8 | EPWM_DC_COMBINATIONAL_TRIPIN9, EPWM_DC_TYPE_DCAH); EPWM_setTripZoneDigitalCompareEventCondition(myEPWM2_BASE, EPWM_TZ_DC_OUTPUT_A1, EPWM_TZ_EVENT_DCXH_HIGH); EPWM_enableInterrupt(myEPWM2_BASE); EPWM_setInterruptSource(myEPWM2_BASE, EPWM_INT_TBCTR_U_CMPC); EPWM_setInterruptEventCount(myEPWM2_BASE, 1); EPWM_enableGlobalLoad(myEPWM3_BASE); EPWM_enableGlobalLoadOneShotMode(myEPWM3_BASE); EPWM_setGlobalLoadOneShotLatch(myEPWM3_BASE); EPWM_forceGlobalLoadOneShotEvent(myEPWM3_BASE); EPWM_setupEPWMLinks(myEPWM3_BASE, EPWM_LINK_WITH_EPWM_1, EPWM_LINK_GLDCTL2); EPWM_setClockPrescaler(myEPWM3_BASE, EPWM_CLOCK_DIVIDER_1, EPWM_HSCLOCK_DIVIDER_1); EPWM_setTimeBasePeriod(myEPWM3_BASE, 399); EPWM_setupEPWMLinks(myEPWM3_BASE, EPWM_LINK_WITH_EPWM_1, EPWM_LINK_TBPRD); EPWM_enableGlobalLoadRegisters(myEPWM3_BASE, EPWM_GL_REGISTER_TBPRD_TBPRDHR); EPWM_setTimeBaseCounter(myEPWM3_BASE, 0); EPWM_setTimeBaseCounterMode(myEPWM3_BASE, EPWM_COUNTER_MODE_UP); EPWM_enablePhaseShiftLoad(myEPWM3_BASE); EPWM_setPhaseShift(myEPWM3_BASE, 0); EPWM_setSyncPulseSource(myEPWM3_BASE, HRPWM_PWMSYNC_SOURCE_ZERO); EPWM_setCounterCompareValue(myEPWM3_BASE, EPWM_COUNTER_COMPARE_A, 200); EPWM_enableGlobalLoadRegisters(myEPWM3_BASE, EPWM_GL_REGISTER_CMPA_CMPAHR); EPWM_setCounterCompareShadowLoadMode(myEPWM3_BASE, EPWM_COUNTER_COMPARE_A, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_setCounterCompareValue(myEPWM3_BASE, EPWM_COUNTER_COMPARE_B, 200); EPWM_enableGlobalLoadRegisters(myEPWM3_BASE, EPWM_GL_REGISTER_CMPB_CMPBHR); EPWM_setCounterCompareShadowLoadMode(myEPWM3_BASE, EPWM_COUNTER_COMPARE_B, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_enableGlobalLoadRegisters(myEPWM3_BASE, EPWM_GL_REGISTER_AQCTLA_AQCTLA2); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_enableGlobalLoadRegisters(myEPWM3_BASE, EPWM_GL_REGISTER_AQCTLB_AQCTLB2); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM3_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_setFallingEdgeDeadBandDelayInput(myEPWM3_BASE, EPWM_DB_INPUT_EPWMB); EPWM_setDeadBandDelayPolarity(myEPWM3_BASE, EPWM_DB_FED, EPWM_DB_POLARITY_ACTIVE_LOW); EPWM_setDeadBandDelayMode(myEPWM3_BASE, EPWM_DB_RED, true); EPWM_setRisingEdgeDelayCount(myEPWM3_BASE, 12); EPWM_setDeadBandDelayMode(myEPWM3_BASE, EPWM_DB_FED, true); EPWM_setFallingEdgeDelayCount(myEPWM3_BASE, 12); EPWM_enableTripZoneSignals(myEPWM3_BASE, EPWM_TZ_SIGNAL_DCAEVT1 | EPWM_TZ_SIGNAL_OSHT2 | EPWM_TZ_SIGNAL_OSHT3); EPWM_selectDigitalCompareTripInput(myEPWM3_BASE, EPWM_DC_TRIP_COMBINATION, EPWM_DC_TYPE_DCAH); EPWM_enableDigitalCompareTripCombinationInput(myEPWM3_BASE, EPWM_DC_COMBINATIONAL_TRIPIN10 | EPWM_DC_COMBINATIONAL_TRIPIN11 | EPWM_DC_COMBINATIONAL_TRIPIN12 | EPWM_DC_COMBINATIONAL_TRIPIN4 | EPWM_DC_COMBINATIONAL_TRIPIN5 | EPWM_DC_COMBINATIONAL_TRIPIN6 | EPWM_DC_COMBINATIONAL_TRIPIN7 | EPWM_DC_COMBINATIONAL_TRIPIN8 | EPWM_DC_COMBINATIONAL_TRIPIN9, EPWM_DC_TYPE_DCAH); EPWM_setTripZoneDigitalCompareEventCondition(myEPWM3_BASE, EPWM_TZ_DC_OUTPUT_A1, EPWM_TZ_EVENT_DCXH_HIGH); EPWM_enableGlobalLoad(myEPWM4_BASE); EPWM_enableGlobalLoadOneShotMode(myEPWM4_BASE); EPWM_setGlobalLoadOneShotLatch(myEPWM4_BASE); EPWM_forceGlobalLoadOneShotEvent(myEPWM4_BASE); EPWM_setupEPWMLinks(myEPWM4_BASE, EPWM_LINK_WITH_EPWM_1, EPWM_LINK_GLDCTL2); EPWM_setClockPrescaler(myEPWM4_BASE, EPWM_CLOCK_DIVIDER_1, EPWM_HSCLOCK_DIVIDER_1); EPWM_setTimeBasePeriod(myEPWM4_BASE, 399); EPWM_setupEPWMLinks(myEPWM4_BASE, EPWM_LINK_WITH_EPWM_1, EPWM_LINK_TBPRD); EPWM_enableGlobalLoadRegisters(myEPWM4_BASE, EPWM_GL_REGISTER_TBPRD_TBPRDHR); EPWM_setTimeBaseCounter(myEPWM4_BASE, 0); EPWM_setTimeBaseCounterMode(myEPWM4_BASE, EPWM_COUNTER_MODE_UP); EPWM_enablePhaseShiftLoad(myEPWM4_BASE); EPWM_setPhaseShift(myEPWM4_BASE, 0); EPWM_setSyncPulseSource(myEPWM4_BASE, HRPWM_PWMSYNC_SOURCE_ZERO); EPWM_setCounterCompareValue(myEPWM4_BASE, EPWM_COUNTER_COMPARE_A, 200); EPWM_enableGlobalLoadRegisters(myEPWM4_BASE, EPWM_GL_REGISTER_CMPA_CMPAHR); EPWM_setCounterCompareShadowLoadMode(myEPWM4_BASE, EPWM_COUNTER_COMPARE_A, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_setCounterCompareValue(myEPWM4_BASE, EPWM_COUNTER_COMPARE_B, 200); EPWM_enableGlobalLoadRegisters(myEPWM4_BASE, EPWM_GL_REGISTER_CMPB_CMPBHR); EPWM_setCounterCompareShadowLoadMode(myEPWM4_BASE, EPWM_COUNTER_COMPARE_B, EPWM_COMP_LOAD_ON_CNTR_ZERO); EPWM_enableGlobalLoadRegisters(myEPWM4_BASE, EPWM_GL_REGISTER_AQCTLA_AQCTLA2); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_A, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_enableGlobalLoadRegisters(myEPWM4_BASE, EPWM_GL_REGISTER_AQCTLB_AQCTLB2); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_ZERO); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_PERIOD); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_LOW, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPA); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPA); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_HIGH, EPWM_AQ_OUTPUT_ON_TIMEBASE_UP_CMPB); EPWM_setActionQualifierAction(myEPWM4_BASE, EPWM_AQ_OUTPUT_B, EPWM_AQ_OUTPUT_NO_CHANGE, EPWM_AQ_OUTPUT_ON_TIMEBASE_DOWN_CMPB); EPWM_setFallingEdgeDeadBandDelayInput(myEPWM4_BASE, EPWM_DB_INPUT_EPWMB); EPWM_setDeadBandDelayPolarity(myEPWM4_BASE, EPWM_DB_FED, EPWM_DB_POLARITY_ACTIVE_LOW); EPWM_setDeadBandDelayMode(myEPWM4_BASE, EPWM_DB_RED, true); EPWM_setRisingEdgeDelayCount(myEPWM4_BASE, 12); EPWM_setDeadBandDelayMode(myEPWM4_BASE, EPWM_DB_FED, true); EPWM_setFallingEdgeDelayCount(myEPWM4_BASE, 12); EPWM_setDeadBandOutputSwapMode(myEPWM4_BASE, EPWM_DB_OUTPUT_A, true); EPWM_setDeadBandOutputSwapMode(myEPWM4_BASE, EPWM_DB_OUTPUT_B, true); EPWM_enableTripZoneSignals(myEPWM4_BASE, EPWM_TZ_SIGNAL_DCAEVT1 | EPWM_TZ_SIGNAL_OSHT2 | EPWM_TZ_SIGNAL_OSHT3); EPWM_selectDigitalCompareTripInput(myEPWM4_BASE, EPWM_DC_TRIP_COMBINATION, EPWM_DC_TYPE_DCAH); EPWM_enableDigitalCompareTripCombinationInput(myEPWM4_BASE, EPWM_DC_COMBINATIONAL_TRIPIN10 | EPWM_DC_COMBINATIONAL_TRIPIN11 | EPWM_DC_COMBINATIONAL_TRIPIN12 | EPWM_DC_COMBINATIONAL_TRIPIN4 | EPWM_DC_COMBINATIONAL_TRIPIN5 | EPWM_DC_COMBINATIONAL_TRIPIN6 | EPWM_DC_COMBINATIONAL_TRIPIN7 | EPWM_DC_COMBINATIONAL_TRIPIN8 | EPWM_DC_COMBINATIONAL_TRIPIN9, EPWM_DC_TYPE_DCAH); EPWM_setTripZoneDigitalCompareEventCondition(myEPWM4_BASE, EPWM_TZ_DC_OUTPUT_A1, EPWM_TZ_EVENT_DCXH_HIGH);
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EPWM中断更新 global load
EPWM_setTimeBasePeriod(myEPWM1_BASE, counter_PRI);
EPWM_setCounterCompareValue(myEPWM1_BASE,EPWM_COUNTER_COMPARE_A,CMPA_PRI_1);
EPWM_setCounterCompareValue(myEPWM1_BASE,EPWM_COUNTER_COMPARE_B,CMPB_PRI_1);
EPWM_setRisingEdgeDelayCount(myEPWM1_BASE, DEADTIME_PRI);
EPWM_setFallingEdgeDelayCount(myEPWM1_BASE, DEADTIME_PRI);
EPWM_setTimeBasePeriod(myEPWM2_BASE, counter_PRI);
EPWM_setCounterCompareValue(myEPWM2_BASE,EPWM_COUNTER_COMPARE_A,CMPA_PRI_24);
EPWM_setCounterCompareValue(myEPWM2_BASE,EPWM_COUNTER_COMPARE_B,CMPB_PRI_24);
EPWM_setRisingEdgeDelayCount(myEPWM2_BASE, DEADTIME_PRI);
EPWM_setFallingEdgeDelayCount(myEPWM2_BASE, DEADTIME_PRI);
EPWM_setPhaseShift(myEPWM2_BASE, phase_shift_PRI_commom);
EPWM_setTimeBasePeriod(myEPWM3_BASE, counter_PRI);
EPWM_setCounterCompareValue(myEPWM3_BASE,EPWM_COUNTER_COMPARE_A,CMPA_PRI_3);
EPWM_setCounterCompareValue(myEPWM3_BASE,EPWM_COUNTER_COMPARE_B,CMPB_PRI_3);
EPWM_setRisingEdgeDelayCount(myEPWM3_BASE, DEADTIME_PRI);
EPWM_setFallingEdgeDelayCount(myEPWM3_BASE, DEADTIME_PRI);
EPWM_setPhaseShift(myEPWM3_BASE, phase_shift_PRI_commom);
EPWM_setTimeBasePeriod(myEPWM4_BASE, counter_PRI);
EPWM_setCounterCompareValue(myEPWM4_BASE,EPWM_COUNTER_COMPARE_A,CMPA_PRI_24);
EPWM_setCounterCompareValue(myEPWM4_BASE,EPWM_COUNTER_COMPARE_B,CMPB_PRI_24);
EPWM_setRisingEdgeDelayCount(myEPWM4_BASE, DEADTIME_PRI);
EPWM_setFallingEdgeDelayCount(myEPWM4_BASE, DEADTIME_PRI);
EPWM_setPhaseShift(myEPWM4_BASE, phase_shift_PRI_commom);
EPWM_setGlobalLoadOneShotLatch(myEPWM1_BASE);
100us延时波形
Vivian Gao：
感谢您对TI产品的关注！关于你的咨询，我们正在确认你的问题，稍后回复您。
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Vivian Gao：
虽然帖子的标题提供了一些关于最终目标的描述，但你能提供更多关于你的设置和你正在观察的细节吗？这样我才能提供最好的帮助？
