diff options
| -rw-r--r-- | ports/esp32s2/common-hal/pulseio/PWMOut.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/ports/esp32s2/common-hal/pulseio/PWMOut.c b/ports/esp32s2/common-hal/pulseio/PWMOut.c index 15fe96a22..c4f5e18dd 100644 --- a/ports/esp32s2/common-hal/pulseio/PWMOut.c +++ b/ports/esp32s2/common-hal/pulseio/PWMOut.c @@ -34,7 +34,7 @@ #define INDEX_EMPTY 0xFF STATIC uint32_t reserved_timer_freq[LEDC_TIMER_MAX]; -STATIC uint8_t reserved_channels[LEDC_CHANNEL_MAX] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF}; +STATIC uint8_t reserved_channels[LEDC_CHANNEL_MAX]; STATIC bool never_reset_tim[LEDC_TIMER_MAX]; STATIC bool never_reset_chan[LEDC_CHANNEL_MAX]; @@ -135,8 +135,7 @@ pwmout_result_t common_hal_pulseio_pwmout_construct(pulseio_pwmout_obj_t* self, claim_pin(pin); // Set initial duty - ledc_set_duty(LEDC_LOW_SPEED_MODE, self->chan_handle.channel, duty >> (16 - duty_bits)); - ledc_update_duty(LEDC_LOW_SPEED_MODE, self->chan_handle.channel); + common_hal_pulseio_pwmout_set_duty_cycle(self, duty); return PWMOUT_OK; } @@ -160,7 +159,6 @@ void common_hal_pulseio_pwmout_deinit(pulseio_pwmout_obj_t* self) { return; } ledc_stop(LEDC_LOW_SPEED_MODE, self->chan_handle.channel, 0); - ledc_timer_rst(LEDC_LOW_SPEED_MODE, self->tim_handle.timer_num); // Search if any other channel is using the timer bool taken = false; for (size_t i =0; i < LEDC_CHANNEL_MAX; i++) { @@ -170,6 +168,7 @@ void common_hal_pulseio_pwmout_deinit(pulseio_pwmout_obj_t* self) { } // Variable frequency means there's only one channel on the timer if (!taken || self->variable_frequency) { + ledc_timer_rst(LEDC_LOW_SPEED_MODE, self->tim_handle.timer_num); reserved_timer_freq[self->tim_handle.timer_num] = 0; } reset_pin_number(self->pin_number); @@ -178,7 +177,7 @@ void common_hal_pulseio_pwmout_deinit(pulseio_pwmout_obj_t* self) { } void common_hal_pulseio_pwmout_set_duty_cycle(pulseio_pwmout_obj_t* self, uint16_t duty) { - ledc_set_duty(LEDC_LOW_SPEED_MODE, self->chan_handle.channel, duty >> (16 - self->duty_resolution)); + ledc_set_duty(LEDC_LOW_SPEED_MODE, self->chan_handle.channel, duty >> (16 - self->duty_resolution)); ledc_update_duty(LEDC_LOW_SPEED_MODE, self->chan_handle.channel); } |