本文提出了应用TP801 单板机实现时序控制器的新方法,阐述了实时时钟的建立、时刻标志字的设置以及应软件编制的方法和技巧等共性问题。所介绍的设计思想和系统设计中的一些规律可以推广到其它应用领域,因此具有一定的通用性. This paper presents a new method to realize the timing controller by using the TP801 single board computer, expounds the common problems such as the establishment of real-time clock, the setting of time mark words and the methods and techniques of software programming. The described design ideas and system design in some of the laws can be extended to other applications, it has a certain versatility.