sony 351音响串口控制程序！程序本身提供了操作界面，可以切换351的四路输入ABCD，同时也可以增加对声音实现增加、减小、静音等功能。-351 serial control procedures! The process itself provides a user interface that can switch 351 4P ABCD input, but can also increase the voice added, reduce, mute function.

一个VS版本C++的串口通讯源代码，界面和常用的调试助手基本一致，支持16进制和ASCII码切换等功能，不可多得的源码程序-A VS version of c++ source code, serial port communication interface and common debugging assistant, support hexadecimal and ASCII switch features, such as rare source programs