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Fix LEDC 100% is not 100% duty with ESP32 IDF (#6997)
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1 changed files with 4 additions and 1 deletions
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@ -115,12 +115,15 @@ void LEDCOutput::write_state(float state) {
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const uint32_t max_duty = (uint32_t(1) << this->bit_depth_) - 1;
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const float duty_rounded = roundf(state * max_duty);
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auto duty = static_cast<uint32_t>(duty_rounded);
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#ifdef USE_ARDUINO
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ESP_LOGV(TAG, "Setting duty: %u on channel %u", duty, this->channel_);
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ledcWrite(this->channel_, duty);
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#endif
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#ifdef USE_ESP_IDF
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// ensure that 100% on is not 99.975% on
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if ((duty == max_duty) && (max_duty != 1)) {
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duty = max_duty + 1;
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}
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auto speed_mode = get_speed_mode(channel_);
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auto chan_num = static_cast<ledc_channel_t>(channel_ % 8);
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int hpoint = ledc_angle_to_htop(this->phase_angle_, this->bit_depth_);
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