摘要
文章详细介绍了利用TDN86/88实验教学系统,综合应用8259A、8253、8255等芯片,实现十字路口交通灯控制的模拟实验,具体内容包括实验基本功能、软硬件设计方法以及利用中断嵌套功能处理紧急事件的方法等。
The article introduces in detail an experiment which is based on the TDN86/88 teaching system, makes full use of 8259A, 8253 and 8255 chips and accomplishes the control of a crossing traffic light. The article consists of the statement of the basic functions, the design of the hardware and software and the method of nested interruptions to deal with an emergency, etc.
出处
《实验室科学》
2009年第3期76-79,共4页
Laboratory Science
