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joseluu/gist:fbc0281ecd5ef343ebc65a5da732e142

Created November 2, 2017 17:00
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STM32F334 HRTIM PWM
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gistfile1.txt
compareCfg.CompareValue = min(period - 96, max(95, previousValue + update));
previousValue = compareCfg.CompareValue;
if (compareCfg.CompareValue < 96) {
   stopped_timer = true;
   HAL_HRTIM_WaveformOutputStop(&hhrtim1,
      HRTIM_OUTPUT_TC1);
   HAL_HRTIM_WaveformSetOutputLevel(&hhrtim1,
      HRTIM_TIMERINDEX_TIMER_C,
      HRTIM_OUTPUT_TC1,
      HRTIM_OUTPUTLEVEL_INACTIVE);
} else if (compareCfg.CompareValue >= period - 96) {
   stopped_timer = true;
   HAL_HRTIM_WaveformOutputStop(&hhrtim1,
      HRTIM_OUTPUT_TC1);
   HAL_HRTIM_WaveformSetOutputLevel(&hhrtim1,
      HRTIM_TIMERINDEX_TIMER_C,
      HRTIM_OUTPUT_TC1,
      HRTIM_OUTPUTLEVEL_ACTIVE);
} else {
   if (stopped_timer) {
      HAL_HRTIM_WaveformOutputStart(&hhrtim1,
      HRTIM_OUTPUT_TC1);
      stopped_timer = false;
   }
   HAL_HRTIM_WaveformCompareConfig(&hhrtim1,
      HRTIM_TIMERINDEX_TIMER_C,
      HRTIM_COMPAREUNIT_1,
      &compareCfg);
}
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joseluu commented Nov 2, 2017

See this problem using the HRTIM:
https://community.st.com/message/173955-re-stm32f334-hrtim-with-bad-behavior?commentID=173955#comment-173955

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