| 基于PROFIBUS-DP的智能温度测量模块 |
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| 引用本文： | 董行健,庄圣贤,黄河,庞林. 基于PROFIBUS-DP的智能温度测量模块[J]. 电子测量技术, 2010, 33(12): 87-90 |
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| 作者姓名： | 董行健 庄圣贤 黄河 庞林 |
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| 作者单位： | 西南交通大学电气工程学院,成都,610031;湖南银河电气有限公司,长沙,410000;西南交通大学电气工程学院,成都,610031;湖南银河电气有限公司,长沙,410000 |
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| 基金项目： | 国家中小企业技术创新基金 |
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| 摘 要： | 针对温度测量系统的现场总线需求,设计并实现了一种基于PROFIBUS-DP总线的智能多通道温度测量模块。介绍了PROFIBUS-DP总线的通信机制和智能温度测量模块的测量原理。采用ADS1216芯片完成了温度的测量,利用DP协议芯片SPC3实现了DP总线硬件接口电路的设计,给出了嵌入式软件的设计流程和DP子站GSD文件的编码,并利用OPC接口完成了智能温度测量模块的实时测试。测试结果证明系统的智能性、可靠性。
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| 关 键 词： | ADS1216 ATMEGA162 OPC PROFIBUS-DP SPC3 温度测量 |
PROFIBUS-DP based smart temperature measurement module |
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| Dong Xingjian,Zhuang Shengxian,Huang He,Pang Lin. PROFIBUS-DP based smart temperature measurement module[J]. Electronic Measurement Technology, 2010, 33(12): 87-90 |
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| Authors: | Dong Xingjian Zhuang Shengxian Huang He Pang Lin |
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| Affiliation: | 1.Department of Electric Engineering,Southwest Jiaotong University,Chengdu 610031;2.HuNan Yinhe Electric Limited Company,Changsha 410000) |
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| Abstract: | Aim to the filed bus requirement of temperature measurement system.A smart temperature measurement module is designed and implemented based on PROFIBUS-DP protocol.The communication mechanism of PROFIBUS-DP and The principle of the intelligent module are introduced.ADS1216 converter is adopted to collect temperature.The Profibus-DP interface is realized by using SPC3 based on DP protocol.The diagram of the embed software and the code of the GSD file are given.A real-time test via OPC interface is completed to verify the intelligence and reliability of the proposed module. |
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| Keywords: | ADS1216 ATMEGA162 OPC PROFIBUS-DP SPC3 temperature measurement |
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