介绍了一种用于变电站自动化系统中的通用测控装置，重点介绍了CPU主模板中PLC模块的实现。
A universal measurement and control equipment for automatic system of the substation is introduced. The realization of the PLC module in the CPU master module is presented emphatically.
该装置具有广泛的通用性，可用于工业测控系统中进行多种参数的检测与控制，也可作为科学研究使用。
The instrument can be used widely not only in industrial control systems for the measure and control of different kinds of parameters, but also in scientific research field.
文中介绍了一种具有通用性的基于CAN总线的智能测控单元的设计方法，阐述了系统各部分的硬件结构及相应的芯片功能。
This paper presents an all-purpose design for an intelligent measurement and control unit based on a CAN bus, and describes its hardware structure and chip functions.
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