The structure and principle of intelligent metering system based on CAN bus were introduced,and these key points,CAN intelligent node plus software/hardware design of embedded gateway.

• 介绍了一种基于CAN总线的智能抄表系统的结构和工作原理,对该系统的关键部分CAN智能节点和嵌入式网关的软硬件设计给出了详细说明。