rc6_codec.hpp

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/*
 * SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
 *
 * SPDX-License-Identifier: MIT
 */
#ifndef M5_UNIT_INFRARED_IR_RC6_CODEC_HPP
#define M5_UNIT_INFRARED_IR_RC6_CODEC_HPP
 
#include "ir_codec.hpp"
 
namespace m5 {
namespace unit {
namespace ir {
 
class Rc6Codec : public IRCodec {
public:
    Rc6Codec() : IRCodec(CodecType::RC6)
    {
    }
 
    item_container_type encode(uint16_t address, uint16_t command, bool repeat) override;
    bool decode(const gpio::m5_rmt_item_t* items, uint32_t num, DecodeResult& result) override;
 
    uint32_t carrierFrequencyHz() const override
    {
        return 36000;
    }
 
    bool toggle() const
    {
        return _toggle;
    }
    void setToggle(bool t)
    {
        _toggle = t;
    }
    void flipToggle()
    {
        _toggle = !_toggle;
    }
 
private:
    bool _toggle{};
 
    static constexpr uint16_t T_UNIT{444};        // 1t
    static constexpr uint16_t LEADER_MARK{2666};  // 6t
    static constexpr uint16_t LEADER_SPACE{889};  // 2t
    static constexpr uint16_t HALF_BIT{444};      // 1t for normal bits
    static constexpr uint16_t HALF_BIT_TR{889};   // 2t for trailer bit
    static constexpr uint16_t TOLERANCE{150};
};
 
}  // namespace ir
}  // namespace unit
}  // namespace m5
#endif