30 lines
581 B
C
30 lines
581 B
C
#ifndef __MP3PLAYER_H__
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#define __MP3PLAYER_H__
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#include <inttypes.h>
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#include "./led/bsp_led.h"
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#define Delay_ms HAL_Delay
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#define SAI_AUDIOFREQ_DEFAULT SAI_AUDIO_FREQUENCY_8K
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/* 状态 */
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enum
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{
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STA_IDLE = 0, /* 待机状态 */
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STA_PLAYING, /* 放音状态 */
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STA_ERR, /* error */
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};
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typedef struct
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{
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uint8_t ucVolume; /* 当前放音音量 */
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uint8_t ucStatus; /* 状态，0表示待机，1表示播放中，2 出错 */
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uint32_t ucFreq; /* 采样频率 */
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}MP3_TYPE;
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void mp3PlayerDemo(const char *mp3file);
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void MusicPlayer_SAI_DMA_TX_Callback(void);
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#endif /* __MP3PLAYER_H__ */
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