| Profibus总线存取机制分析 |
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| 引用本文： | 陈家佳. Profibus总线存取机制分析[J]. 重庆理工大学学报(自然科学版), 2007, 21(5): 104-106,110 |
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| 作者姓名： | 陈家佳 |
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| 作者单位： | 重庆邮电大学应用技术学院 重庆400065 |
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| 摘 要： | Profibus是目前世界上流行的现场总线技术.在介绍Profibus通信层次模型的基础上,探讨了profibus总线存取模型,分析了报文循环的访问流程,给出了Profibus的数据链路服务的通信过程,这是确保通信实时的关键所在.
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| 关 键 词： | Profibus 总线 令牌 报文循环 |
| 文章编号： | 1671-0924(2007)05-0104-03 |
| 修稿时间： | 2007-03-03 |
Analysis on Profibus Bus Accessing Mechanism |
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| CHEN Jia-jia. Analysis on Profibus Bus Accessing Mechanism[J]. Journal of Chongqing University of Technology(Natural Science), 2007, 21(5): 104-106,110 |
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| Authors: | CHEN Jia-jia |
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| Abstract: | Recently Profibus has become the popular field bus in the world.This paper introduces the communication architecture of Profibus and discusses access control model in Profibus.Then it analyses access process of Message Cycle,and presents the communication process of Profibus data link service,which is crucial to guarantee real time communication of Field bus. |
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| Keywords: | profibus bus token message cycle |
| 本文献已被 CNKI 等数据库收录！ |
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