| 实时多任务系统下的CAN通信模块的设计 |
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| 引用本文： | 于世涛,龚元明,杨林,卓斌. 实时多任务系统下的CAN通信模块的设计[J]. 汽车工程, 2006, 28(3): 296-299 |
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| 作者姓名： | 于世涛 龚元明 杨林 卓斌 |
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| 作者单位： | 上海交通大学机械与动力工程学院,上海,200030;上海交通大学机械与动力工程学院,上海,200030;上海交通大学机械与动力工程学院,上海,200030;上海交通大学机械与动力工程学院,上海,200030 |
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| 摘 要： | 介绍了高压共轨柴油机控制器的CAN接口硬件电路的设计;着重进行了实时多任务系统下的CAN通信模块的软件结构设计方法的研究。研究结果表明,所设计的CAN接口硬件电路能够满足实际发动机控制系统的应用需要;所构建的CAN通信软件模块,在满足CAN通信实时性要求的同时,降低了CAN通信模块对发动机控制器CPU的资源消耗,同时为整个CAN通信软件模块的扩展提供了一个很好的开发平台。
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| 关 键 词： | CAN 实时多任务系统 高压共轨柴油机 |
| 收稿时间： | 2005-03-28 |
| 修稿时间： | 2005-03-282005-05-27 |
Design of CAN Communication Module in a Real-time Multi-task System |
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| Yu Shitao,Gong Yuanming,Yang Lin,Zhuo Bin. Design of CAN Communication Module in a Real-time Multi-task System[J]. Automotive Engineering, 2006, 28(3): 296-299 |
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| Authors: | Yu Shitao Gong Yuanming Yang Lin Zhuo Bin |
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| Affiliation: | School of Mechanical Engineering, Shanghai JiaoTong University, Shanghai 200030 |
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| Abstract: | The design of a hardware interface circuit of CAN for the controller in a high-pressure common rail diesel engine is presented and the software design method for CAN communication module in a real-time multi-task system is studied in particular.The result shows that the designed interface circuit of CAN can meet the requirements of its application to engine control system;The software module of CAN communication built can satisfy the real-time requirements of CAN communication and reduce the expense of CPU resource of the ECU,as well as provide a good development platform for the function expansion of CAN communication software module. |
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| Keywords: | CAN Real-time multi-task system High-pressure common rail diesel engine |
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