Structure and theory of wide magnitude electrical energy measurement module based on PSOC (EPSOC) are introduced in this paper,adjustable range algorithm and synchronous sampling are analyzed.

• 介绍了一种基于可编程片上系统(PSOC)的宽量程电能计量模块(EPSOC)的结构与原理,分析了自调增益算法及同步采样算法。