| 基于S7-200 PLC的Modbus主从站编程与应用 |
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| 引用本文： | 熊田忠.基于S7-200 PLC的Modbus主从站编程与应用[J].自动化技术与应用,2012(5):55-57. |
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| 作者姓名： | 熊田忠 |
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| 作者单位： | 三江学院电气与自动化工程学院,江苏南京,210012 |
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| 摘 要： | 从工程需求出发,提出了利用S7-200 PLC集成免费的Modbus RTU主站和从站通信库,以一个典型实例编程实现S7-200PLC作为工业自动化领域含Modbus通信协议的网络中间设备,具有很好的实用价值。
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| 关 键 词： | S7-200 PLC Modbus 主从站 |
Programming and Application of Master/Slavery Station of Modbus Protocol Based on S7-200 PLC |
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| XIONG Tian-zhong.Programming and Application of Master/Slavery Station of Modbus Protocol Based on S7-200 PLC[J].Techniques of Automation and Applications,2012(5):55-57. |
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| Authors: | XIONG Tian-zhong |
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| Affiliation: | XIONG Tian-zhong(College of Electrical & Automatic Engineering,Sanjiang College,Nanjing 210012 China) |
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| Abstract: | Programming application of master/slavery station of Modbus RTU protocol by S7-200 PLC is proposed originally from the engineering requirements.Due to its free and integrated Modbus RTU library,the S7-200 acts as a media device in the automation area including Modbus as a typical example.It shows that the method in this paper has a good practical value. |
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| Keywords: | S7-200 PLC modbus mater/slavery station |
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