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对mp3-tf-16p模块原有的51单片机上的串口通信进行改良和适应
void SendCmd(u8 len) { u8 i = 0 ; USART_SendData(USART1,0x7E); delay_ms(2); for(i=0; i<len; i++)//Êý¾Ý { USART_SendData(USART1,sendbuf[i]) ; delay_ms(2); } USART_SendData(USART1,0xEF) ; delay_ms(2);//½áÊø } void uart_send(u8 CMD,u8 feedback,u8 dat) { sendbuf[0] = 0xff; //±£Áô×Ö½Ú sendbuf[1] = 0x06; //³¤¶È sendbuf[2] = CMD; //¿ØÖÆÖ¸Áî sendbuf[3] = feedback;//ÊÇ·ñÐèÒª·´À¡ sendbuf[4] = 0x00; sendbuf[5] = dat; // sendbuf[6] = 0xFE; // sendbuf[7] = 0XE8; SendCmd(6); }
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