上下位机之间通过RS-232C串行通讯交换数据。
PC and DSP can exchange data each other through RS-232C serial communication.
该方法提高了上下位机的运行效率，改善了插补质量。
In the servo control system, the operation efficiency and the interpolation quality are improved.
本论文设计了小型自来水厂的上下位机数据采集与控制系统。
This paper designs a Collection and Monitor System for small waterworks.
系统上下位机结合通信技术，可实现控制顶管掘进机的有效运转。
Combining to communication technology, Model Pipe Jacker can operate orderly under the control of the system.
该系统由上位机显示控制、下位机执行控制、上下位机通信三部分组成。
The system consists of an upper-computer display, a lower-computer execution control as well as an upper-lower computer communication.
设计了控制界面，分析了上下位机的通讯方式，并开发了相应的通讯程序。
Meanwhile the manipulate interface is designed and communication method between PC and PLC is analyzed, related software is developed.
本系统采取上下位机的控制模式，工控机做为上位机，PLC作为下位机。
This system takes the upper and lower machine control mode, which means PC as the host computer and PLC as the lower computer.
在前人研究的基础上，本文采用模块化设计方法设计了上下位机各自的软件系统。
On the basis of previous research, this thesis respectively designs the upper and lower computers' software system based on modularize design method.
通过上下位机的配合操作，完成电参数的自动检测、数据的实时分析和系统的整体管理。
By the operation of the up and down machine, it can detect the electric parameter automatically, process and analyse the data in time and after all manage the whole system.
该系统采用上下位机形式的结构以及触摸屏技术，实现了真空成型机电气控制技术的新突破。
The system adopts an upper - lower structure and touch screen technique. A great development in electric control theory of the vacuum - forming machine is made.
在深入研究相关理论及最新研究成果的基础上，本文致力于上下位机的设计及远程通信的实现。
After the study of correlative theory and latest research result, the thesis focuses on the designing of up-system, sub-system and the remote communication between them.
针对齿轮的脉冲电化学光整加工的实际特点 ，设计了一套基于上下位机结构的微机控制系统。
This paper designs a microcomputer control system based of upper and lower structure for pulse electrochemical polishing gear process.
系统采用上下位机协作模式，以S7-200PLC作为下位机处理核心，负责采集门站现场数据；
This system consists of upper and lower computer component. the lower computer uses S7-200 PLC to collect field data of the gas-gate station;
本课题研究使用上下位机结构的射频消融治疗仪的设计，上位机为PC机，下位机为单片机嵌入式系统。
Research on the question of the use of the top - bottom machine structure in the radiofrequency ablation treatment for the design, the top is PC and the bottom is MCU embedded systems.
采用工业PC (IPC)作为上下位机，并使用7521智能模块来控制RS- 485网络进行通信。
Industrial personal computers (IPC) are used as the host and slave computers. RS-485 network communication is controlled by 7521 intelligent module.
基于ipc机的控制软件主要包括四个部分：人机界面应用程序、上下位机通讯程序、运动程序和plc程序。
The IPC-based control software consists of man-machine interface application program, communication program between IPC and PMAC, motion programs and PLC programs.
本文介绍了该系统的系统结构、各子系统功能及各主要部分的设计与实现，并对数据采集、存储与选配算法及上下位机通信进行了详细介绍。
This paper introduces system structure, function and the major part of the subsystem design and implementation, and talks about the data collection, storage and matching algorithms in detail.
本文介绍了该系统的系统结构、各子系统功能及各主要部分的设计与实现，并对数据采集、存储与选配算法及上下位机通信进行了详细介绍。
This paper introduces system structure, function and the major part of the subsystem design and implementation, and talks about the data collection, storage and matching algorithms in detail.
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