Design for Intelligent Measuring and Controlling Unit Based on CAN Bus

In this paper,a kind of allpurpose design for the intelligent measuring and controlling unit based on CAN bus is introduced,its hardware structure and chip function are expounded.The system based on 80C31 MCU,necessary periphery is extended.82C200 and 82C250 is used by data communications.Finally,results verify that the design is available and effective.