介绍了基于ADE7878测量芯片和LPC2212嵌入式ARM7平台的电子式多功能电能表的设计思路,实现了对各种电力参数的高精度测量、显示和存储,同时还设置了对各种异常情况进行报警和事件存储的功能。
This article introduces a design of electronic multi-function watt-hour meter based on one measurement IC, ADE7878, and one embedded ARM7 platform LPC2212. It is consist of the highly accurate measurement, display and storage of all electric parameters. Function of the alarm and event storage for various abnormalities is set.