android串口通信API，让android手机实现串口通信。-the android serial communications API, android phone serial communication.

安卓手机的蓝牙通讯代码,可以实现简单的蓝牙搜索功能，及配对功能，实现蓝牙通讯-Android phone s Bluetooth communications code, can achieve a simple Bluetooth search function, and the pairing function, to achieve Bluetooth communication