应用Profibus实现WinCC和多处理器S5-135U PLC的通信

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介绍了应用Profibus实现WinCC和多处理器S5 135UPLC的通信方法 ,对系统软硬件构成和组态过程进行了分析 Introduced the application of Profibus WinCC and multi-processor S5 135UPLC communication method, the system hardware and software composition and configuration process were analyzed
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