32 lines
815 B
C++
32 lines
815 B
C++
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#pragma once
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#include <cstdint>
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namespace microbu {
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/// XIAO ESP32-C5 active-low user LED: a visual indicator for TX/RX activity.
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class BoardControls {
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public:
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/// @brief Configures the LED GPIO and sets its idle state.
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BoardControls();
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enum class LedMode {
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normal_tx, // Normally off, pulses on upon frame dissemination
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inverted_rx // Normally on, pulses off upon frame reception
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};
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/// @brief Triggers visual indication (blink on in normal_tx mode, blink off in inverted_rx mode).
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void blink();
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/// @brief Updates LED state and checks indication timers; call periodically.
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void tick();
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private:
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void apply_led_state();
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LedMode mode_ = LedMode::normal_tx;
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bool pulsing_ = false;
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std::int64_t pulse_until_us_ = 0;
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};
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} // namespace microbu
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