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Disable allow power down when creating MCPWM timer #474

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Jun 17, 2025
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2 changes: 2 additions & 0 deletions src/drivers/hardware_specific/esp32/esp32_driver_mcpwm.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -282,6 +282,7 @@ void* _configure6PWMPinsMCPWM(long pwm_frequency, int mcpwm_group, int timer_no,
pwm_config.count_mode = MCPWM_TIMER_COUNT_MODE_UP_DOWN;
pwm_config.intr_priority = 0;
pwm_config.period_ticks = _calcPWMPeriod(pwm_frequency);
pwm_config.flags.allow_pd = 0;

CHECK_ERR(mcpwm_new_timer(&pwm_config, &timers[mcpwm_group][timer_no]), "Could not initialize the timer in group: " + String(mcpwm_group));
pwm_periods[mcpwm_group][timer_no] = pwm_config.period_ticks / 2;
Expand Down Expand Up @@ -410,6 +411,7 @@ void* _configurePinsMCPWM(long pwm_frequency, int mcpwm_group, int timer_no, int
pwm_config.count_mode = MCPWM_TIMER_COUNT_MODE_UP_DOWN;
pwm_config.intr_priority = 0;
pwm_config.period_ticks = _calcPWMPeriod(pwm_frequency);
pwm_config.flags.allow_pd = 0;
// initialise the timer
CHECK_ERR(mcpwm_new_timer(&pwm_config, &timers[mcpwm_group][timer_no]), "Could not initialize the timer in group: " + String(mcpwm_group));
// save variables for later
Expand Down