本题目是采用vc设计的可视化串口通信的实用软件，可应用于两台电脑相互间的通信。只需要通过两条串口线将两台电脑的TXD和RXD口相连之后即可完成通行功能。-This topic is designed using vc visual serial communication utility software can be used in communication between two computers. Only two serial lines need to be two compute