论文部分内容阅读
运用 VB的串行通信控件 mscomm，实现 PC机与多台 80C31单片机系统间的通信。在 PC机与单片机的连接中采用了 RS－ 232与 RS－ 485转换器，实现较可靠的长距离通信。
Using VB serial communication control mscomm, PC and multiple 80C31 SCM system to achieve communication. In the PC and microcontroller connection using RS-232 and RS-485 converter, to achieve more reliable long-distance communications.