46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
#pragma once
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// TLC5947 24-Channel, 12-Bit PWM LED Driver
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// https://www.ti.com/lit/ds/symlink/tlc5947.pdf
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#include <vector>
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#include "esphome/components/output/float_output.h"
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#include "esphome/core/component.h"
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#include "esphome/core/hal.h"
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namespace esphome {
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namespace tlc5947 {
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class TLC5947 : public Component {
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public:
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const uint8_t N_CHANNELS_PER_CHIP = 24;
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void set_data_pin(GPIOPin *data_pin) { data_pin_ = data_pin; }
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void set_clock_pin(GPIOPin *clock_pin) { clock_pin_ = clock_pin; }
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void set_lat_pin(GPIOPin *lat_pin) { lat_pin_ = lat_pin; }
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void set_outenable_pin(GPIOPin *outenable_pin) { outenable_pin_ = outenable_pin; }
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void set_num_chips(uint8_t num_chips) { num_chips_ = num_chips; }
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void setup() override;
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void dump_config() override;
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float get_setup_priority() const override { return setup_priority::HARDWARE; }
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/// Send new values if they were updated.
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void loop() override;
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void set_channel_value(uint16_t channel, uint16_t value);
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protected:
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GPIOPin *data_pin_;
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GPIOPin *clock_pin_;
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GPIOPin *lat_pin_;
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GPIOPin *outenable_pin_{nullptr};
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uint8_t num_chips_;
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std::vector<uint16_t> pwm_amounts_;
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bool update_{true};
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};
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} // namespace tlc5947
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} // namespace esphome
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