串口通信的一个很典型的VB通信实例源程序，里边涉及到了串口通信的各种运用，可以说只要掌握了这个源程序，串口通讯的其他VB运用均不会再有问题！强烈推荐！-Serial communication is a very typical instance of the VB communication source, inside it comes to the use of a variety of serial communication, it can be said as long as the master source, and serial communication VB use will not have a problem! Highly recommended!