摘要
介绍了利用中小规模集成电路和半导体器件进行数字倒计时秒表的设计与实现 ,阐述了数字计时装置的工作原理与设计方法 .同时指出了对此电路进行增加或改动 ,可以实现功能多样的数字计时器 .
The design and realization of counting down stopwatch with middle-small integrate circuit is analyzed and working principle is distinctly explained in the article. Through adding or modifying some part of the circuit, electronic stopwatch can obtain some functions.
出处
《中南民族大学学报（自然科学版）》
CAS
2005年第1期79-81,共3页
Journal of South-Central University for Nationalities：Natural Science Edition
