从站

• This paper designs the hardware circuit and completed the hardware manufacture of the slave node . the slave node combined with the 5136 - dnp - pci master board made by woodhead company make up of a typical master / slave network . an easy build and reliable hardware solution is available in this paper
  本文设计了从站通讯接口的硬件连接原理图，完成了硬件电路板的制作，并与woodhead公司的5136 - dnp - pci主站卡一起组成了一个典型的主从网络，从而提供了一种易实现、高可靠的硬件解决方案。
• The designed base - station and substation ( dolly controler ) both have infrared interface which can beam and receive infrared signal . by accreting the beaming power , one base - station can control 64 set of substations at mostthe base - station and master pc computer is connected with rs - 485 interface , this fullfils the demand of long - distance and high - speed commnication
  通过增大发射功率，一台基站最多可控制64台从站。基站与上位pc机之间采用rs - 485接口进行通信，可以满足远距离高速通信的要求。
• First , the communication principle of profibus dp is analyzed in this thesis . then , according to the principle , the hardware and software design of the slave is deeply described . thereinto , extended multifunction of the slave upon the communication protocol is especially emphasized and the implementation of every function is detailedly expatiated
  本文首先对profibusdp的总线通信原理进行了分析,然后以此为依据,深入探讨了从站的软硬件设计,其中重点阐述了从站在实现通信协议基础之上的多功能扩展,并对每种功能的实现加以详述。
• In the control system , ac inverters , dc rectifiers , remote distributed i / o , servo positioning controller , and touch panel form the dp slaves in the site field to realize the drive and control ; a siemens s7 - 300 plc , which acts as a dp maser , is used to harmonize the work among these dp slaves via fieldbus communication ; a ipc is used to display parameters , deal with alarm information , manage recipe , print report forms
  控制系统以交流变频器、直流调速器、远程分布式i o 、伺服位置控制器、触摸屏等构成现场底层dp从站，实现各传动点的驱动以及测控信息处理的现场化；以s7 - 300plc为dp主站，通过与各从站的总线通讯实现各从站工作的高度协调一致；以ipc为操作站，实现数据显示、报警处理、配方管理、报表打印等功能。
• The amk - apros software of amk company and the s7 - 400 plc programs of siemens company are used to carry out all sorts of the actions needed in the normal running of the combinations . the profibus - dp fieldbus is used to realize the communication of the data and information between the dp master and the dp slave to complete the normal running of the combinations
  利用amk伺服系统的amk - apros软件和西门子公司的s7 - 400plc编程软件编写系统控制程序,完成机组正常运行需要的各种动作,通过profibus ? dp现场总线实现主、从站间的数据与信息的通讯,达到机组正常运转的目的。
• The profibus - dp bus - mastering network of the system researched in this article was constructed which adopts plc300 as main site and the module of em277 date bus mating with plc200 as subordinate site , through the hardware station construction and the software configuration realized the network communication , and edited the master site procedure to realize controlling subordinate sites , then the master station procedure has been carried on simulation running and debugging
  本文研究的系统构建了一个以西门子公司的s7 - 300plc为主站、以s7 - 200plc配合em277总线模块作为从站的profibus - dp总线控制网络,通过硬件建站、软件组态来实现网络的通讯,并编辑主站程序实现了对从站的控制,然后对主站程序进行了仿真运行和调试。
• The program of expanding the original mechatronical teaching and training system has been presented in this article , and chose the protocol of field bus and the program realizing the communication of the network which suit constructing the network of this system in term of the actual situation and the characteristics of field bus , and then switch to a detailed analysis of the communications technology of profibus - dp field bus , introduce the program of developing subordinate sites of the system by the hardware station construction and the
  本文提出了对原柔性实训系统的扩展方案,根据实际情况和现场总线的特征选择适合系统网络构建的总线协议和总线通讯的实现方案,对profibus - dp总线通讯技术进行了详细地分析,提出了硬件建站、软件组态的系统从站开发方案,重点介绍了profibus - dp总线通讯技术中硬件建站和软件组态的实施方法和步骤。