简易数字电子时钟设计  

Design of Simple Digital Electronic Clock

作　　者：李雨星 LI Yuxing(School of Mechanical and Electrical Engineering,Gansu Agricultural University,Lanzhou 730070,China)

机构地区：[1]甘肃农业大学机电工程学院,甘肃兰州730070

出　　处：《电工技术》2021年第18期22-23,共2页Electric Engineering

摘　　要：介绍了用数字集成芯片和逻辑门电路设计具有计数(23时59分59秒)、校时、清零和整点报时的简易数字电子时钟,最后通过Proteus软件绘制原理图及仿真调试整体电子时钟电路。The design of a simple digital electronic clock with counting(23:59:59),time calibration,zero clearing and whole point time reporting by using digital integrated chip and logic gate circuit is introduced.Finally,the schematic diagram is drawn by Proteus Software and the overall electronic clock circuit is simulated and debugged.

关 键 词：555振荡 计数 校时 清零 整点报时 仿真调试 

分 类 号：TN702[电子电信—电路与系统]