摘  要：本文在簡介了網絡協議和通信模型的基礎上，重點闡述了PROFIBUS協議結構、組成PROFIBUS的PROFIBUS-PA、PROFIBUS-DP和PROFIBUS-FMS三個系列的特性、PROFIBUS模塊化設計及應用領域。 關鍵詞： 協議  結構  特性 Abstract: Based on the introduction of the network protocol and communication model, focuses on the PROFIBUS protocol structure, PROFIBUS PROFIBUS-PA, PROFIBUS-DP and PROFIBUS-FMS three series of PROFIBUS characteristics, modular design and application. Key Words: Protocol[登陸后可查看全文]