测试有效的OTG-安卓驱动 CH340G，CH340T，CH340C，CH340N, CH340K, CH340E，CH340B，CH341A，CH341F, CH341T，CH341B，CH341C，CH341U CH340/CH341的USB转串口安卓免驱应用库，用于Android操作系统3.1及以上版本的USB Host模式，无需加载Android内核驱动，无需root权限操作。包含apk安装程序，lib库文件（Java Driver），App Demo例程(USB转UART Demo工程