| 多设备系统中的状态显示和数据传输设计 |
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| 引用本文： | 余飞.多设备系统中的状态显示和数据传输设计[J].单片机与嵌入式系统应用,2017(11):17-21. |
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| 作者姓名： | 余飞 |
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| 作者单位： | 中国邮政集团公司上海研究院,上海,200062 |
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| 摘 要： | 为了满足越来越多的工业设备需要进行数据传输、状态显示的需求,设计了一种工业设备状态显示和数据传输系统.利用CAN总线将设备的实时数据传送到数据传输显示板并进行状态显示,再通过Modbus RTU协议传送到西门子S7-1200 PLC上,从而完成数据的传输.该系统实现了在应用中编程,具有可连接设备多、成本低、可靠性高等特点.
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| 关 键 词： | CAN总线 Modbus RTU IAP S7-1200 |
Design of Status Display and Data Transmission System for Multi-device |
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| Abstract: | As more and more industrial equipments need data transmission and status display,a status display and data transmission system is designed in the paper.The CAN bus is used to transmit real-time data from eqtipment to the data transmission and status display board for status display,then the data is transmitted to the SIEMENS S7-1200 PLC through the Modbus RTU protocol.The system can be programmed in application,and has the ability to connect more equipment with low cost and high reliability. |
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| Keywords: | CAN bus Modbus RTU IAP S7-1200 |
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