虚拟串口工具,可以虚拟任何一队串口,对于测试串口程序特别便利,永远告别了用两个电脑先做一根线然后把串口连起来.带破解补丁-Virtual serial port tools, can either of the teams in a virtual serial port, serial port for the test procedures in particular to facilitate, never said goodbye to the computer with two fir