带蓝牙控制的SD卡音乐播放器

SD card Music Player with Control of Bluetooth

使用单片机技术和SD卡存储和读取技术设计一种简易音乐播放器。利用蓝牙通信技术将无线信号转化为串口可识别的TTL电平,与自制单片机SD卡读取音乐播放器电路实现半双工通信。通过带蓝牙模块的安卓智能手机与STC12C5A60S2单片机主控板的蓝牙模块进行配对连接,建立无线通信链路。使用自制的安卓应用程序进行控制指令发送,控制音乐播放器工作。

For single-chip computer technology and the SD card to store and read the technical design of a music player. Using Bluetooth technology in the wireless signals into serial TTL level can be identified, and self-made STC12C5A60S2 single-chip SD card read music player circuit realization of half duplex communication. Pairing connected via Bluetooth module with Bluetooth module of the inteligent mobile phone and the MCU main control board, establishing a wireless communication link. The use of homemade Android application for sending control commands to control the music player, work.