【摘要】 介绍了利用ＶＢ实现的ＰＣ与多台单片机之间通信的方法，并从软、硬件两个方面阐述了设计思想，给出了应用实例，说明了通信时数据文件的使用。更多还原

【Abstract】 The VB-based communication method between PC and multiple single chip computers is introduced, The design concept is described from both hardware and software areas. The example of application is given and the usage of communication on date files is pre-更多还原