| AT91M40800与CAN总线的接口设计与软件编程 |
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| 引用本文： | 王小进,李世学.AT91M40800与CAN总线的接口设计与软件编程[J].船电技术,2010,30(4):41-44. |
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| 作者姓名： | 王小进 李世学 |
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| 作者单位： | 中国船舶重工集团公司第712研究所,武汉,430064;中国船舶重工集团公司第712研究所,武汉,430064 |
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| 摘 要： | 介绍了AT91系列ARM芯片AT91M40800和CAN控制器SJA1000的主要特点，设计了基于ARM芯片AT91M40800与SJA1000的接口电路。介绍了CAN控制器SJA1000的初始化、AT91M40800外部中断设置，详细给出了CAN报文接收和发送流程图，并进行了相应的方法说明。
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| 关 键 词： | ARM AT91M40800 CAN总线 SJA1000 |
Interface Design and Software Programming of AT91M40800 and CAN Bus |
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| Wang Xiaojin,Li Shixue.Interface Design and Software Programming of AT91M40800 and CAN Bus[J].Marine Electric & Electronic Technology,2010,30(4):41-44. |
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| Authors: | Wang Xiaojin Li Shixue |
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| Institution: | (Wuhan Institute of Marine Electric Propulsion, Wuhan 430064, China) |
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| Abstract: | The main features of ARM（Advanced RISC Machines） chip AT91M40800 and CAN controller SJAIO000 are introduced The interface circuit and software programming of SJAIO00 with ARM chip AT91M40800 are presented It is introduced that the initialization of the CAN controller and SJA1000, and the external interrupt setting of the AT91M40800. It is presented in detail that the flowchart of the receptions and transmissons of CAN messages, and the corresponding methods. |
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| Keywords: | ARM AT91M40800 SJA1000 |
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