21 lines
489 B
C++
21 lines
489 B
C++
#pragma once
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#include <Arduino.h>
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#define POLYBUZZER_MAX_TONES 2
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// PolyBuzzer provides a proritized monophonic buzzer.
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//
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// A given tone will only be played when all higher priority tones have stopped.
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class PolyBuzzer {
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public:
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unsigned int tones[POLYBUZZER_MAX_TONES];
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unsigned int playing;
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uint8_t pin;
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PolyBuzzer(uint8_t pin);
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void update();
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void Tone(int slot, unsigned int frequency);
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void Note(int slot, uint8_t note);
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void NoTone(int slot);
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};
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