CAN通信机理剖析及MCF52235FlexCAN底层驱动构件的开发.docCAN 通信机理剖析及 MCF52235FlexCAN 底层驱动构件 的开发 王玉丽 ;王宜怀 ;屯娜 【期刊名称】《计算机应用与软件》 【年(卷),期】2011(028)001 【摘要】 In this paper we analyse deeply the CAN bus' s communication mechanism with regard to the arbitration, acknowledge and message filtering based on the hardware principle model of CAN, bring forward a simplified hardware circuit design for CAN this as the basis, after having researched on and analysed the encapsulating method of low level drivers of MCF52235' s FlexCAN module which belongs to Freescale corporation, in this article we give the FlexCAN component design which meets the transplantation and reusability requirements in accordance with the principles of embedded software engineering, and provide the technical support to improving the development efficiency for similar applications and enhan