硬件实现的

Based on the analysis of construction and function of the control system of the computerized flat knitting machine, the paper proposes a design of an embedded control system based on ARM microprocessor, FPGA and Linux for the flat knitting machine. GPIO driver program provides the communication service between S3C2410 and EPGA, and knitting control program completes the whole process from the input of knitting file to the output of floriated pattern.

通过分析电脑横机整机控制系统的结构和功能，构建以ARM微处理器S3C2410和协处理器FPGA为中心的硬件平台、基于Linux的嵌入式横机控制系统，利用GPIO驱动程序实现S3C2410和FPGA之间的通讯，编织控制程序可完成从读入花型数据到编织出图案的整个过程。

About the intelligential measuring and controlling node, the composing of its function modules, the work principle, the hardware frame, software design and the method of realization of each module are recommended in details.

对智能测控节点的功能模块组成，各模块的工作原理、硬件设计、软件设计及它们的实现方法进行了较深入的探讨和详细的论述。

A image processing based jointless track of passenger dedicated line parameter monitoring system is proposed, and the basic structure and working principles of this system is presented.

分析了对本系统中的关键设备&智能电子眼&的结构和实现方法，并对此设备所需的硬件以及利用图像采集卡采集图像的方法进行了详细的介绍。

The products of the project integrates first-class electronic devices of PHILIS ,ARM,IR,INFINEON , real-time operating system of embedded as well as high-reliability uC/OS-Ⅱ,CAN BUS and LIN BUS as a whole system . Through modular and standardized design, it reaches the international standards in the thermal radiation,over-current protection ,quakeproof, moisture-proof and interference prevention. Furthermore, the implementation of modular design in the software design as well as the independence among the modules leads to the perfect combination of hardware and software which certify for the high-performance smart power management and control system that achieve great breakthrough in power management of the vehicles.

项目简介：该项目产品把PHILIS、ARM、IR、INFINEON 等一流的电子器件、高可靠性的嵌入式实时操作系统μC/OS—II、CAN 总线、LIN 总线等集成一体，通过模块化、规范化设计，在散热、过流保护、防震、防潮湿、抗干扰等方面均达到国际标准的有关要求，同时在软件设计实行模块化，模块之间独立，这样使硬件和软件完美的结合在一起，形成高性能的智能电源管理与控制系统，从而使车辆的电源管理数字化实现了重大突破。

Arbitrary waveform generator is widely used in experiment and practical work as signal sourer. Apply the HSO function of 8OC198KC MCU to generate PWM waveform, then use the PWM to compose arbitrary waveform. The concrete hardware control circuit and the software realization method are presented. Then take the three-phase SPWM waveform generator for example, pot forward the application circuit and show the result of test. Experiment shows that the waveform distortion of sine, triangle and sawtooth is small and the operation is simple. The performance is high.

任意波形发生器作为信号源，在实验教学和实际工作中有着广泛的应用；应用Intel公司80C196KC单片机的HSO功能产生PWM波形，再由FWM波合成频率在20~100Hz之间的任意波形；设计了具体的硬件控制电路和详细的软件实现方法，并以三相SPWM波形发生器为例，给出了实际应用电路及其测试结果；实验结果表明，该波形发生器产生的三相正弦波，三角波、锯齿波失真度小，操作简单，直观，性能价格比高。

ABSTRACT: In the article, the author tries to talk on the concepts of digitalization and network, the significance and importance of digitalization and network for Mongolian documents and books, and its present condition, the problems to solve, the problem setting methods, the digitalizing standards, the digitalizing steps and skills, and related hardware and software for digitalization and network.

本文阐述了数字化与网络化的基本概念、实现蒙古文文献的数字化与网络化的意义，分析了目前状况与存在的问题、提出了解决这些问题的实际方法、用于蒙古文文献数字化与网络化的统一标准，建议研究开发软件和筹备硬件，达到数字化与网络化目的的实际步骤与技术方法等。

Aiming at realizing embeddedARM control system on musical fountain, the design of software and hardware of this system was completed by Linux operating system with the frame of SAMSUNGs S3C2440 microprocessor. After extracting the sounds volume and tonality by dealing with the music signal in advance, the musical fountains spraying height, light and shape of water were controlled efficiently by embedded system.

为实现基于嵌入式ARM的音乐喷泉控制系统，采用三星公司以S3C2440微处理器为核心的架构，以Linux操作系统为平台，完成了音乐喷泉控制系统的软、硬件设计，并通过对音乐信号的预处理提取声音中的音量和音调，利用嵌入式系统有效地控制了音乐喷泉的喷水高度、灯光和水型变换。

In the previous issue on the basis of the theory, structure based on the 8051 MCU EAF arc length waveform generator system, through a link on the waveform of the hardware and software to achieve a further wave of EAF the main circuit hardware simulation.

本课题在前人的理论基础上，构造了基于8051单片机的电弧炉弧长波形产生系统，通过对波形的发生环节的软硬件实现产生波形进而对电弧炉主电路的硬件进行仿真。

The principle of laser diode digital temperature control system is introduced. Aiming at the characteristics of controlled object, the mathematical model of the system is constructed and analyzed. By adopting the method of dual-closed-loop cascade control system, the structure of system hardware is designed and the implementing measure of software is introduced.

介绍了半导体激光器数字温度控制系统的工作原理，针对被控对象的特点，建立和分析了系统的数学模型，并采用双闭环串级调节系统结构的方法，设计了系统的硬件结构，介绍了软件实现方法。

Base on the analysis of the grating linear displacement measurement theory,t he measure errors especially the subdivision error of the grating scale,this paper focuses on the theory of switch and merge of dual grating scales'signals,builds the design criteria of high speed high precision displacement measurement by using dual grating sales,designs the switch picking reference with high precision and fast switch and merge method,analyses the errors brought in by switch and merge of the duals grating scales.

针对光栅尺的电子细分信号具有细分误差的特性，本文提出了对莫尔条纹信号不细分的方法以提高双光栅尺信号切换合成值的精度。经过对双光栅计数切换基准、切换与合成特征和规律的探讨，本文设计了实现双光栅尺双重测量、计数值切换合成法的硬件电路，主要通过可编程芯片FPGA，设计了双光栅尺信号处理的各电路模块，如双光栅尺信号四倍频辨向模块、速度判断模块、切换模块、计数值合成处理模块。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。