1、[摘要]本文介绍了汽车电子控制系统单元的控制模块、CAN 通信模块的硬件设计及软件分析,给出了带ARM7 内核的实例。[关键词] ARM CAN 汽车总线Abstract: The system control unit of the car electric is introduced, including the design of control module and communication module. An application with ARM7 unit is given.Key words: ARM CAN Car-Bus