用AT89C52实现智能型频率计  

Realizing Cymometer of Aptitude Type for Using AT89C52

作　　者：胡学武[1] 

机构地区：[1]苏州大学机电工程学院,江苏苏州215021

出　　处：《苏州大学学报（工科版）》2009年第4期33-35,共3页Journal of Soochow University Engineering Science Edition (Bimonthly)

摘　　要：以单片机AT89C52为核心,设计了一种频率计,从硬件电路和软件程序两方面详细介绍了这种频率计的工作原理及技术关键,实验表明测试精度极高,希望对科研、教学、制造业有所帮助。This paper design a cymometer for using AT89C52, to give a detailed introduction about working principle and technical key of this instrument from hardware circuit and software program. By experiment, it has been proved that testing precision is sky-high. Maybe, it is of aid to scientific research, teaching and manufacturing industry.

关 键 词：频率计 单片机应用 数字仪器 

分 类 号：TP368[自动化与计算机技术—计算机系统结构]