摘要
提出一种长延时计时器的设计方法。通过分析计时器的基本工作原理,运用COMS集成芯片实现计时器各部分功能,同时对电源、驱动等部分进行深入的分析,以提高电路的抗干扰性和稳定性。实验表明,该计时器具有延时时间长、计时精度高等特点。该计时器具有良好的实用价值和市场前景。
This paper presents a method of designing the long time delay timer. By analyzing the basic principle of timer, each function of the timer is implemented with CMOS chip. And at the same time, this paper deeply analyses the details on power circuit and driving circuit to improve anti-jamming and stabilization capabilities. The experiment shows that the timer is characterized with long time delay and high accuracy. The timer designed is well valuable application and market prospect.
出处
《电脑开发与应用》
2006年第8期34-35,共2页
Computer Development & Applications
关键词
计数器
时钟信号
分频器
译码器
延时
counter, clock signal, frequency-divider, decoder, delay time
