摘要
介绍一种利用单片机自身资源测量工频电压的方法。整个电路是采用通用、廉价的器件来实现,具有较高的性价比和应用价值。
A method of power frequency signal measurement in use of self-resource of MCU is introduced in this paper. The conventional and cheap components are adopted in this circuit. This method has higher ratio of performance to cost and application value.
出处
《仪表技术》
2008年第2期3-5,共3页
Instrumentation Technology
关键词
工频信号
积分器
单片机
power frequency signals
integrator
single-chip computer
