摘  要：用FXGPWIN軟件，設計基于PLC的交通控制系統，設計可通過基本指令和步進指令實現，然后下載到三菱的試驗箱上模擬，實現交通燈自動的維持十字路口交通，能讓車和人在十字路口正常通行，以保證安全運行。 關鍵詞：PLC   SFC   模擬 Summary: Design the traffic control system based on PLC using FXGPWIN software. The design can be realized by basic instructions and stepping instructions. Then it can be downloaded to Mitsubishi's test box to simulate and realize the automatic m[登陸后可查看全文]