| 基于MC9S12DG128B的LIN主/从节点设计与通信 |
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| 引用本文： | 王虹,梁杰申.基于MC9S12DG128B的LIN主/从节点设计与通信[J].组合机床与自动化加工技术,2011(1). |
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| 作者姓名： | 王虹 梁杰申 |
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| 作者单位： | 华南理工大学,自动化科学与工程学院,广东,广州,510640 |
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| 摘 要： | 文章简单介绍了LIN总线技术,并根据协议设计设计了LIN的主节点和从节点,完成了主从节点的硬件选型、节点电路设计.该设计的LIN网络的节点是采用MC9S12DG128为主控器、TJA1020为收发器,并使用FT232BL将SCI转USB接口模块与上位机通信.同时文章中还介绍了LIN的主/从节点软件设计流程,通过软件程序的设计实现主从节点之间的通信.通过实验来验证所设计的LIN节点能够正常稳定工作,并将所设计的模块搭建成网络,仿真实现LIN网络中主从节点之间的通信.经实际验证该模块在汽车电子的研发和汽车诊断模块中能够发挥重要作用.
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| 关 键 词： | 主/从节点 |
The Design and Communication of LIN Nodes Based on MC9SDG128B |
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| WANG Hong,LIANG Jie-shen.The Design and Communication of LIN Nodes Based on MC9SDG128B[J].Modular Machine Tool & Automatic Manufacturing Technique,2011(1). |
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| Authors: | WANG Hong LIANG Jie-shen |
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| Affiliation: | WANG Hong1,LIANG Jie-shen2(College of Automation Science and Engineering,South China University of Technology,Guangzhou 510640,China) |
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| Abstract: | This text has introduced the technology of LIN bus briefly,and shows how to design the LIN node including the selection of Micro programmed Control Unit and the design of the Schematic diagram.We use MC9S12DG128 as the controller and TJA1020 as the transceiver to design the master/slave node in the Local Interconnect Network(LIN).AND we use the FT232BL which is the module turn SCI to USB that communicate with the PC.This text also describes the software design process of the LIN master/slave node,the commun... |
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| Keywords: | LIN MC9S12DG128 |
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