数字式工频交流电参数多用表  

Digital Alternating Current Parameter Multi-Function Meter

作　　者：邓重一[1] 

机构地区：[1]罗定职业技术学院电子工程系,罗定527200

出　　处：《电源世界》2005年第8期70-73,共4页The World of Power Supply

摘　　要：本文介绍了数字式工频交流电参数多用表的作用,描述了系统的设计过程,给出了系统的组成框图及各部分的连线图;说明了核心部件数字式电位器AD5242的结构、性能特点;简述了交流采样法的原理及实现过程;对系统的软件设计也进行了叙述,给出了部分软件模块。In this atricle,the functions of digital alternating current parameter Multi-function meter are introduced.The system design process is described.The constitute frame diagram and each part on-lines diagram are given.The construction and function characteristics of core digitally controllable variable resistors AD5242 are elucidated.The principle with realized process of AC sampling methods are described in brief.The software design of system is described also.The part software blocks are given.

关 键 词：交流参数表 数字电位器 交流采样 I^2总线 单片机 

分 类 号：TM92[电气工程—电力电子与电力传动]