摘要
介绍了通过可编程并行通信接口芯片 82 5 5 A和可编程串行通信接口芯片 82 5 1 A实现计算机与开关电路和终端机信息交换的实验。该实验软、硬件相结合 。
A experiment was introduced,it carried out information exchange between computer and switched circuit,as well as terminal,by using programmable parallel communication interface chip 8255A and programmable serial communication interface chip 8251A.
出处
《太原理工大学学报》
CAS
2002年第1期86-88,共3页
Journal of Taiyuan University of Technology
