ECU with the different real-time performance was linked by the highspeed CAN bus and the low-speed CAN bus,the realization of communication between different CAN buses was presented with gateway.

• 研究了CAN总线在汽车电控系统中的应用,设计了汽车内部网络拓扑结构,采用高、低速CAN总线连接实时性要求不同的ECU,通过网关完成不同速率CAN网络间的通信,并给出了网关和基本CAN节点的软、硬件实现。