| 基于ARM平台Modbus RTU协议的研究与实现 |
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| 引用本文： | 张桂,金国强,李辉. 基于ARM平台Modbus RTU协议的研究与实现[J]. 电力科学与工程, 2011, 27(1): 23-27 |
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| 作者姓名： | 张桂 金国强 李辉 |
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| 作者单位： | 张桂,李辉,Zhang Gui,Li Hui(上海电力学院,电力与自动化工程学院,上海,200090);金国强,Jin Guoqiang(西安热工研究院有限公司,陕西,西安,710032) |
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| 基金项目： | 上海市教育委员会"晨光计划"资助，上海高校选拔培养优秀青年教师科研专项基金 |
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| 摘 要： | Modbus协议以其高效性,可靠性,广泛应用于电力行业。分析了Modbus RTU的协议构成及其通信规约,基于ARM9平台和嵌入式实时操作系统Linux分别实现了Modbus RTU的主站和从站通信程序的开发。通过将从站采集的电压值传输至主站实时显示验证了该方案,实验表明该方案有效地实现了Mod-bus RTU协议,可用于电站等现场数据传输。
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| 关 键 词： | Modbus RTU 嵌入式ARM Linux 数据传输 |
Research and Implementation of Modbus RTU Protocol Based on ARM |
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| Zhang Gui,Jin Guoqiang,Li Hui. Research and Implementation of Modbus RTU Protocol Based on ARM[J]. Power Science and Engineering, 2011, 27(1): 23-27 |
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| Authors: | Zhang Gui Jin Guoqiang Li Hui |
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| Affiliation: | Zhang Gui1,Jin Guoqiang2,Li Hui1(1.College of Electric Power and Automation Engineering,Shanghai University of Electric Power,Shanghai 200090,China,2.Xi'an Thermal Power Research Institute Co.,Ltd,Xi'an 710032,China) |
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| Abstract: | Modbus protocol is wildly applied in electronic field,due to its advantages such as efficient,reliable and free.Respectively based on an ARM9 hardware platform and embedded real-time operation system-Linux.This paper mainly analyzes the protocol composition and architecture of Modbus RTU,implements master and slave of Modbus RTU,realizes signal acquisition and reception by sampling the values of voltage,sending them in the form of digital signals and showed in real time.The result has showed that it can eff... |
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| Keywords: | Modbus RTU Linux |
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