I am working on sample project epwm_ex8_deadband project. I do not see any dead band. I am trying.at ePWM at base period of 50KHZ
these are my settings
/**
* Import the modules used in this configuration.
*/
const epwm = scripting.addModule("/driverlib/epwm.js", {}, false);
const epwm1 = epwm.addInstance();
const epwm2 = epwm.addInstance();
const epwm3 = epwm.addInstance();
const epwm4 = epwm.addInstance();
const epwm5 = epwm.addInstance();
const epwm6 = epwm.addInstance();
/**
* Write custom configuration values to the imported modules.
*/
epwm1.$name = "myEPWM1";
epwm1.epwmTimebase_counterMode = "EPWM_COUNTER_MODE_UP_DOWN";
epwm1.epwmTimebase_hsClockDiv = "EPWM_HSCLOCK_DIVIDER_1";
epwm1.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_UP_CMPA = "EPWM_AQ_OUTPUT_HIGH";
epwm1.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_DOWN_CMPA = "EPWM_AQ_OUTPUT_LOW";
epwm1.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_UP_CMPB = "EPWM_AQ_OUTPUT_LOW";
epwm1.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_DOWN_CMPB = "EPWM_AQ_OUTPUT_HIGH";
epwm1.epwmTimebase_period = 1000;
epwm1.epwmCounterCompare_cmpA = 500;
epwm1.epwmCounterCompare_cmpB = 500;
epwm1.epwmDeadband_enableRED = true;
epwm1.epwmDeadband_delayRED = 100;
epwm1.epwmTimebase_syncInPulseSource = "EPWM_SYNC_IN_PULSE_SRC_DISABLE";
epwm1.epwm.$assign = "EPWM1";
epwm1.epwm.epwm_aPin.$assign = "GPIO0";
epwm1.epwm.epwm_bPin.$assign = "GPIO1";
epwm2.epwmDeadband_enableRED = true;
epwm2.epwmDeadband_enableFED = true;
epwm2.epwmTimebase_clockDiv = "EPWM_CLOCK_DIVIDER_4";
epwm2.epwmTimebase_hsClockDiv = "EPWM_HSCLOCK_DIVIDER_4";
epwm2.epwmTimebase_period = 2000;
epwm2.epwmTimebase_counterMode = "EPWM_COUNTER_MODE_UP_DOWN";
epwm2.epwmCounterCompare_cmpA = 500;
epwm2.epwmCounterCompare_cmpB = 1500;
epwm2.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm2.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_UP_CMPA = "EPWM_AQ_OUTPUT_HIGH";
epwm2.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_DOWN_CMPA = "EPWM_AQ_OUTPUT_LOW";
epwm2.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm2.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_UP_CMPB = "EPWM_AQ_OUTPUT_HIGH";
epwm2.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_DOWN_CMPB = "EPWM_AQ_OUTPUT_LOW";
epwm2.$name = "myEPWM2";
epwm2.copyUse = true;
epwm2.copyFrom = "myEPWM1";
epwm2.epwmDeadband_delayRED = 400;
epwm2.epwmDeadband_delayFED = 200;
epwm2.epwm.$assign = "EPWM2";
epwm2.epwm.epwm_aPin.$assign = "GPIO2";
epwm2.epwm.epwm_bPin.$assign = "GPIO3";
epwm3.epwmDeadband_polarityRED = "EPWM_DB_POLARITY_ACTIVE_LOW";
epwm3.epwmDeadband_polarityFED = "EPWM_DB_POLARITY_ACTIVE_LOW";
epwm3.epwmDeadband_enableRED = true;
epwm3.epwmDeadband_enableFED = true;
epwm3.epwmTimebase_clockDiv = "EPWM_CLOCK_DIVIDER_4";
epwm3.epwmTimebase_hsClockDiv = "EPWM_HSCLOCK_DIVIDER_4";
epwm3.epwmTimebase_period = 2000;
epwm3.epwmTimebase_counterMode = "EPWM_COUNTER_MODE_UP_DOWN";
epwm3.epwmCounterCompare_cmpA = 500;
epwm3.epwmCounterCompare_cmpB = 1500;
epwm3.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm3.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_UP_CMPA = "EPWM_AQ_OUTPUT_HIGH";
epwm3.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_DOWN_CMPA = "EPWM_AQ_OUTPUT_LOW";
epwm3.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm3.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_UP_CMPB = "EPWM_AQ_OUTPUT_HIGH";
epwm3.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_DOWN_CMPB = "EPWM_AQ_OUTPUT_LOW";
epwm3.$name = "myEPWM3";
epwm3.copyUse = true;
epwm3.copyFrom = "myEPWM1";
epwm3.epwmDeadband_delayRED = 400;
epwm3.epwmDeadband_delayFED = 200;
epwm3.epwm.$assign = "EPWM3";
epwm3.epwm.epwm_aPin.$assign = "GPIO4";
epwm3.epwm.epwm_bPin.$assign = "GPIO5";
epwm4.epwmDeadband_polarityFED = "EPWM_DB_POLARITY_ACTIVE_LOW";
epwm4.epwmDeadband_enableRED = true;
epwm4.epwmDeadband_enableFED = true;
epwm4.epwmTimebase_clockDiv = "EPWM_CLOCK_DIVIDER_4";
epwm4.epwmTimebase_hsClockDiv = "EPWM_HSCLOCK_DIVIDER_4";
epwm4.epwmTimebase_period = 2000;
epwm4.epwmTimebase_counterMode = "EPWM_COUNTER_MODE_UP_DOWN";
epwm4.epwmCounterCompare_cmpA = 500;
epwm4.epwmCounterCompare_cmpB = 1500;
epwm4.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm4.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_UP_CMPA = "EPWM_AQ_OUTPUT_HIGH";
epwm4.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_DOWN_CMPA = "EPWM_AQ_OUTPUT_LOW";
epwm4.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm4.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_UP_CMPB = "EPWM_AQ_OUTPUT_HIGH";
epwm4.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_DOWN_CMPB = "EPWM_AQ_OUTPUT_LOW";
epwm4.$name = "myEPWM4";
epwm4.copyUse = true;
epwm4.copyFrom = "myEPWM1";
epwm4.epwmDeadband_delayRED = 400;
epwm4.epwmDeadband_delayFED = 200;
epwm4.epwm.$assign = "EPWM4";
epwm4.epwm.epwm_aPin.$assign = "GPIO6";
epwm4.epwm.epwm_bPin.$assign = "GPIO7";
epwm5.epwmDeadband_polarityRED = "EPWM_DB_POLARITY_ACTIVE_LOW";
epwm5.epwmDeadband_enableRED = true;
epwm5.epwmDeadband_enableFED = true;
epwm5.epwmTimebase_clockDiv = "EPWM_CLOCK_DIVIDER_4";
epwm5.epwmTimebase_hsClockDiv = "EPWM_HSCLOCK_DIVIDER_4";
epwm5.epwmTimebase_period = 2000;
epwm5.epwmTimebase_counterMode = "EPWM_COUNTER_MODE_UP_DOWN";
epwm5.epwmCounterCompare_cmpA = 500;
epwm5.epwmCounterCompare_cmpB = 1500;
epwm5.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm5.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_UP_CMPA = "EPWM_AQ_OUTPUT_HIGH";
epwm5.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_DOWN_CMPA = "EPWM_AQ_OUTPUT_LOW";
epwm5.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm5.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_UP_CMPB = "EPWM_AQ_OUTPUT_HIGH";
epwm5.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_DOWN_CMPB = "EPWM_AQ_OUTPUT_LOW";
epwm5.$name = "myEPWM5";
epwm5.copyUse = true;
epwm5.copyFrom = "myEPWM1";
epwm5.epwmDeadband_delayRED = 400;
epwm5.epwmDeadband_delayFED = 200;
epwm5.epwm.$assign = "EPWM5";
epwm5.epwm.epwm_aPin.$assign = "GPIO8";
epwm5.epwm.epwm_bPin.$assign = "GPIO9";
epwm6.epwmTimebase_clockDiv = "EPWM_CLOCK_DIVIDER_4";
epwm6.epwmTimebase_hsClockDiv = "EPWM_HSCLOCK_DIVIDER_4";
epwm6.epwmTimebase_period = 2000;
epwm6.epwmTimebase_counterMode = "EPWM_COUNTER_MODE_UP_DOWN";
epwm6.epwmCounterCompare_cmpA = 500;
epwm6.epwmCounterCompare_cmpB = 1500;
epwm6.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm6.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_UP_CMPA = "EPWM_AQ_OUTPUT_HIGH";
epwm6.epwmActionQualifier_EPWM_AQ_OUTPUT_A_ON_TIMEBASE_DOWN_CMPA = "EPWM_AQ_OUTPUT_LOW";
epwm6.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_ZERO = "EPWM_AQ_OUTPUT_LOW";
epwm6.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_UP_CMPB = "EPWM_AQ_OUTPUT_HIGH";
epwm6.epwmActionQualifier_EPWM_AQ_OUTPUT_B_ON_TIMEBASE_DOWN_CMPB = "EPWM_AQ_OUTPUT_LOW";
epwm6.$name = "myEPWM6";
epwm6.copyUse = true;
epwm6.copyFrom = "myEPWM1";
epwm6.epwmDeadband_outputSwapOutA = true;
epwm6.epwmDeadband_outputSwapOutB = true;
epwm6.epwm.$assign = "EPWM6";
epwm6.epwm.epwm_aPin.$assign = "GPIO10";
epwm6.epwm.epwm_bPin.$assign = "GPIO11";
