用Android Studio编写的基于蓝牙BleGatt协议的app上位机程序，并且可以接收单片机传来的书据进行绘图，适合大家用于做无线蓝牙数据控制，和无线蓝牙绘制数据图。(App Bluetooth PC program based on BleGatt protocol with Android Studio to write, and can receive from SCM books according to the drawing, suitable for everyone to