本文介绍了立体车库的PLC控制系统总体设计、控制程序设计、PLC与上位机接口的通信方案设计、计算机从PLC读取数据的程序设计等。
The main description is on designs such as overall scheme, control program, communication interface between PLC and upper computer, data read program.
CAN总线提供监测装置与上位机之间的通信接口。
CAN provide communication interface for monitoring installment and upper monitor.
提供由上位机(计算机)接口，可实现在线检测。
The provided by the host (computer) interface, can realize online detection.
在上位机应用软件中，预留了对下位机进行扩充的接口。
The upper order computer preserves expandable interface for lower order computers.
控制接口能够进行设备上位机与下位机的通讯，能够控制激光输出模式、功率调节、温度控制。
The Control interface can communicate between the PC and the under device, . controling the laser output mode, conditioning power, and controling temperature.
本文以MSC1210微处理器为核心，对8路模拟称重传感器信号的采集，通过RS232接口与上位机进行通信，构成一个智能汽车称重系统。
This article designs an intelligent cars weighting system with MSC1210 MCU, 8 channels analog weighting sensor single collection, RS232 serial port to communicate with MWD.
前端数据采集装置和后台上位机之间数据通信采用RS485总线，设计了RS485通信接口电路和通信协议。
The data communicating between the data sampling unit and the computer adopts RS485 fieldbus. At the same time, the communication protocols and RS485 communication interface are designed.
其次作者采用光电编码器作为位置传感器并且利用了RS—232标准接口建立了多功能控制器与上位机的之间的位置信息传输；
The second one is to adopt optics encode as position sensor, and to use RS-232 criterion interface to make the multifunction control and PC communicate.
上位机通信接口软件的开发。
上位机、下位机之间通过RS232C串行通讯接口总线交换数据。
The communication between host computer and slave computers is accomplished through their serial ports, RS232C.
仪器通过USB接口与上位机通信；
The instrument communicated with master computer through USB interface.
以89c51为例介绍了多片机与上位微机组成所分布式测控系统的硬件接口与通讯技术，并给出了该技术的应用实例。
The technology of interface and communication for 89c51 single-chip microcomputers and personal computer is introduced and its application is given in this paper.
本控制器可通过串口直接与上位机通信，亦可借助于CAN- USB转换器件，通过CAN接口实现与上位机通信。
This controller can communicate directly with the PC computer through the serial port, or through the can interface helped with the CAN-USB conversion devices.
上位机与下位机之间既可通过RS485口通讯，也可以通过USB接口通讯。
The host computer and the slave computers can communicate with each other either through the interface RS485 or the interface USB.
以单片机为核心的各传感器接口模块并行处理各传感器信号，并通过双口存储器与上位处理器通信。
Modules with microcontrollers in the system process their signals parallelly, and communicate with host processor by dual port memory.
系统选用USB(通用串行接口)作为和上位机通信的接口，实现处理数据的上传以及上位机对DSP的控制。
We choose USB (Universal Serial Bus) as the communication interface of DSP and the computer which can fulfill up data transfer and the control to DSP.
以工业组态软件WINCC和OPC技术为基础，设计了友好的上位机人机接口。
Based on industrial configuration software WINCC and OPC technology, friendly man-machine interface is designed.
按照微型化、模块化的设计原则，适配器分为命令的传输解析模块、逻辑控制模块和存储模块；与上位机通信采用以太网接口。
According to the design principles of miniaturization and modularization, adaptor includes command transmission and analysis module, logical control module and memory module.
通过分析和研究上位机各种接口方式，提出了一种智能化接口技术的实现方法。
Based on the analysis and study on different interface modes of the upper computer, a kind of intelligence interface technology method has been put forward.
介绍了一种基于USB通讯的高速硬件精插补器的设计，设计中采用F PGA实现精插补，并通过USB接口实现与上位PC机的高速数据通讯。
A high- speed hardware fine- interpolator based on USB communication is introduced in this paper. The fine- interpolator is implemented by FPGA and communicates with local PC through USB.
系统的高性能上位机同时为嵌入式系统提供了应用接口。
In the mean time, the high-powered upper PC support the application of the embedded system.
其中传统的串行通信方法是利用单片机和串行接口来实现与上位机的通信。
The traditional serial correspondence method is to use the SCM and the serial interface to realize the correspondence with the computer.
疯牛病病原体快速检测仪包含两部分，上位机和测试仪，这两部分通过USB接口来实现。
The BSE Pathogen Rapid Autoanalyzer has a detector, which is connected with a computer through USB bus.
上位机和下位机之间的数据传输则是通过目前比较流行的USB接口技术实现。
The transmission of the dates between epigynous machine and hypogyny-machine is achieved via the popular interface-USB.
上位机基于CF接口与下位机进行数据通信，给下位机发送量程控制字、数据采集参数等命令，采用中断方式接收下位机采集过来的数据并进行处理，下位机只完成数据的采集。
Host accesses client's data across CF interface, sends instructions to client such as range select word and DAQ parameter, data are sent to host in interrupt mode and then processed.
最后通过综合调试，实现了数据由底层硬件传送至上位机程序的过程，完成了一个基于usb接口的虚拟仪器数据采集系统的雏形。
After integration debugging, it has been successful to transmit data from bottom hardware to application software and accomplish the initial prototype of virtual instruments system based on USB.
针对以上需求，本文致力于开发一个基于HID的人机接口设备，在上位机编写相应的应用软件，实现人机接口设备与主机的通信。
So as this, this project aims to develop a HID device based on HID class . To implement the communication between PC host and the device, I need to program the PC application program software etc.
针对以上需求，本文致力于开发一个基于HID的人机接口设备，在上位机编写相应的应用软件，实现人机接口设备与主机的通信。
So as this, this project aims to develop a HID device based on HID class . To implement the communication between PC host and the device, I need to program the PC application program software etc.
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