摘要
本文介绍了一种利用小型可编程序控制器的高速计数输入端实现高频脉冲精确计数的方法。该方法经济、实用、可靠，可进一步拓宽小型ＰＬＣ的应用范围。
This paper gives a method to realize counting high frequency pu1ses auurately with high speed counter input of mini-PLC. It is cheap, useful and reliable. It makes mini-PLc have more wide field of application.
出处
《工业控制计算机》
1996年第5期20-20,39,共2页
Industrial Control Computer
