81 lines
1.5 KiB
C
81 lines
1.5 KiB
C
#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ----------------------------------------------------------------- */
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#include "device.h"
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#include "bsp/pwm.h"
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#include <stddef.h>
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#include <stdint.h>
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/* USER INCLUDE BEGIN */
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/* USER INCLUDE END */
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/* Exported constants ------------------------------------------------------- */
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/* USER DEFINE BEGIN */
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/* USER DEFINE END */
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/* Exported types ----------------------------------------------------------- */
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typedef enum {
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NOTE_C = 0,
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NOTE_CS = 1, // C#
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NOTE_D = 2,
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NOTE_DS = 3, // D#
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NOTE_E = 4,
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NOTE_F = 5,
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NOTE_FS = 6, // F#
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NOTE_G = 7,
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NOTE_GS = 8, // G#
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NOTE_A = 9,
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NOTE_AS = 10, // A#
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NOTE_B = 11,
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NOTE_REST = 255 // 休止符
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} NOTE_t;
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typedef struct {
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NOTE_t note; // 音符名称
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uint8_t octave; // 八度
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uint16_t duration_ms; // 持续时间，单位毫秒
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} Tone_t;
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typedef enum {
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MUSIC_RM,
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MUSIC_NOKIA,
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} MUSIC_t;
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typedef struct {
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DEVICE_Header_t header;
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BSP_PWM_Channel_t channel;
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} BUZZER_t;
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/* USER STRUCT BEGIN */
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/* USER STRUCT END */
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/* Exported functions prototypes -------------------------------------------- */
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int8_t BUZZER_Init(BUZZER_t *buzzer, BSP_PWM_Channel_t channel);
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int8_t BUZZER_Start(BUZZER_t *buzzer);
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int8_t BUZZER_Stop(BUZZER_t *buzzer);
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int8_t BUZZER_Set(BUZZER_t *buzzer, float freq, float duty_cycle);
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int8_t BUZZER_PlayMusic(BUZZER_t *buzzer, MUSIC_t music);
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/* USER FUNCTION BEGIN */
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/* USER FUNCTION END */
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#ifdef __cplusplus
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}
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#endif
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