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https://github.com/DarkFlippers/unleashed-firmware.git
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69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
/**
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* @file furi_hal_speaker.h
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* Speaker HAL
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*/
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#pragma once
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#include <furi.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Init speaker */
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void furi_hal_speaker_init(void);
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/** Deinit speaker */
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void furi_hal_speaker_deinit(void);
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/** Acquire speaker ownership
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*
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* @warning You must acquire speaker ownership before use
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*
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* @param timeout Timeout during which speaker ownership must be acquired
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*
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* @return bool returns true on success
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*/
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FURI_WARN_UNUSED bool furi_hal_speaker_acquire(uint32_t timeout);
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/** Release speaker ownership
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*
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* @warning You must release speaker ownership after use
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*/
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void furi_hal_speaker_release(void);
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/** Check current process speaker ownership
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*
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* @warning always returns true if called from ISR
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*
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* @return bool returns true if process owns speaker
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*/
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bool furi_hal_speaker_is_mine(void);
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/** Play a note
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*
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* @warning no ownership check if called from ISR
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*
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* @param frequency The frequency
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* @param volume The volume
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*/
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void furi_hal_speaker_start(float frequency, float volume);
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/** Set volume
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*
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* @warning no ownership check if called from ISR
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*
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* @param volume The volume
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*/
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void furi_hal_speaker_set_volume(float volume);
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/** Stop playback
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*
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* @warning no ownership check if called from ISR
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*/
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void furi_hal_speaker_stop(void);
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#ifdef __cplusplus
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}
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#endif
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