sound.h

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#ifndef __xenon_sound_h
#define __xenon_sound_h
 
#ifdef __cplusplus
extern "C" {
#endif
 
void xenon_sound_init(void);
 
void xenon_sound_submit(void *data, int len);
 
int xenon_sound_get_free(void);
 
int xenon_sound_get_unplayed(void);
 
void xenon_tone(uint32_t frequency, uint32_t duration, int16_t amplitude);
 
#define XENON_TONE_AMPLITUDE_100 12000
#define XENON_TONE_AMPLITUDE_50  6000
#define XENON_TONE_AMPLITUDE_25  3000
 
#define xenon_post_beep() xenon_tone(950, 250, XENON_TONE_AMPLITUDE_50)
 
#ifdef __cplusplus
};
#endif
 
#endif