VS1003 MP3 모듈과 ST ARM7 STR711을 이용한 MP3 Player 테스트 예제 소스코드 이다. #define VS1003_DREQ_BIT BIT14 #define VS1003_DREQ_INIT() GPIO_Config(GPIO1, BIT15, GPIO_IN_TRI_CMOS); #define VS1003_DREQ() GPIO_BitRead(GPIO1, 15) #define VS1003_CS_INIT() GPIO_Config(GPIO1, BIT14, GPIO_OUT_PP) #define VS1003_CS_H() GPIO_BitWrite(GPIO1, 14, 1) #define VS1003_CS_L() GPIO_BitWrite(GPIO1, 14, 0) #define vs1003_enable() ..
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https://nexp.tistory.com/369
MP3 Module,STR711,VS1003,VS1033