这是一个Android的蓝牙测试程序，接受蓝牙串口数据，将数据绘制成波形图-This is a Bluetooth test program of Android, accept the Bluetooth serial port data, the data plotted waveform

安卓bluetooth 串口通信，可以连接蓝牙，并可以画出波形，包括两个java文件，可以与单片机连接。-Android bluetooth serial port communication, can connect bluetooth and can draw waveform, including two Java files, can be connected to the microcontroller.