| S7-200自由口通讯的实现及应用 |
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| 引用本文： | 刘红兵.S7-200自由口通讯的实现及应用[J].可编程控制器与工厂自动化(PLC FA),2009(2):58-62. |
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| 作者姓名： | 刘红兵 |
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| 作者单位： | 太原科技大学电子信息工程学院 |
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| 摘 要： | 本文主要介绍西门子S7-200系列可编程控制器的自由口和计算机的串口进行的通讯,计算机中采用Visual Basic进行编程,从而实现计算机与可编程控制器的直接控制。该通讯方式具有效率高、容易实现、通讯硬件简单、容易配置等特点在工业控制领域中被广泛应用。
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| 关 键 词： | PLC 自由口通讯 Visual Basic MSCOMM |
Application of Free Mode Communication between PLC and PC |
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| Liu Hongbing.Application of Free Mode Communication between PLC and PC[J].Programmable controller & Factory Automation(PLC & FA),2009(2):58-62. |
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| Authors: | Liu Hongbing |
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| Affiliation: | Liu Hongbing |
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| Abstract: | Free Mode Communication of PLC were been widely used in the various field of industry, and many manufacturer of PLC had developed the free mode communication in their PLC products（such as Omron Mitsubishi Siemens）, this paper based on the Siemens S7 Series PLC and PC Series Port, Giving an brief introduce of free port communication. |
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| Keywords: | PLC Free mode communication VisualBasic Mscomm |
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