Design and realization of profibus dp intelligent slave station 智能从站的设计与实现
2.
The process by which a master station asks a slave station to identify itself and to give its status 在数据通信中，主站要求从站标识自己和给出其状态的过程。
3.
Rtu is the key device to accomplish communication in scada system and takes on the responsibility of " uploading and downloading information " between master station and slave station Rtu ，是scada系统中实现远程通信的关键设备，承担着主站和测站间信息“上传下达”的重要工作。
4.
In addition , this thesis introduces the control system ' s software programming process briefly from the following aspects : the touch panel ' s software design , the profffius master station and slave stations " control software design . and , it also gives the corresponding control flowcharts 此外，本文从触摸屏组态软件的设计、 profibus主站及从站控制程序设计等几个方面简要介绍了控制系统的软件设计过程，并给出了相应的控制流程图。
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