Put forward a design method for multi-function power network measurement instrumen based on DSP,and discussed operation pattern and interface of AT73C501,AT73C500 and AT93C46 chip. Introduced measure-error rectify method.

• 提出了一种基于数字信号处理器(DSP)的多功能电网参数测量仪设计方案,对其中的AT73C500,AT73C501,AT93C46的工作方式和接口等进行了讨论,并介绍了测量参数的校正。