CAN总线型多功能汽车行驶记录仪

A system of multi-function automobile data recorder based on CAN-bus

介绍了一种基于CAN总线的多功能汽车行驶记录仪。阐述了该记录仪的软硬件结构设计,包括CPU的选择、CAN接口模块、存储器、通信模块、内部软件以及管理中心的建设等内容。详细说明了如何通过CAN总线的方式传输数据。这种新型记录仪具有较好的可扩展性和移植性,功能较为齐全,符合GB/T19056—2003的国家标准具有较好的应用前景。

This article introduces a System of multi-function vehicle traveling data recorder based on CAN-Bus.It indicates a design method about both hardware and software of the recorder which includes the choice of the CPU, the CAN connection module, memorizer, communicate module, the software inside and the establishment of the manage center. This article explained how to transfer the data by CAN-Bus in detail. This kind of recorder can be expanded and transplanted easily. What＇s more, it has multiple functions which accord with the National Standard GB/T 19056-2003. The multi function vehicle traveling data recorder will have a brilliant future.