用AD7755实现电能有功功率计量

Using AD7755 to Realize the Active Power Measurement

本文介绍了用AD7755和AT89C2051单片机实现数字显示式电能表的方法,给出了系统工作原理、硬件设计、软件设计等。

This paper introduces a method of measuring the power with the AD7755 and the AT89C2051, and gives the working theory, hardware design and software design method