提出了一种基于计算机并行口的运动控制系统的设计方案。
A design scheme of motion control system based on parallel port of computer was proposed.
由于微机的并行口只有一个，只能直接控制一台步进电机。
Because PC has only one parallel interface, it can directly control only one stepping motor.
提出了一种基于计算机并行口的运动控制系统的设计方案。
The application of computers parallel interface (LPT) in a distributing control system;
增强型并行口接口协议解决了PC与数据采集系统间的高速双向数据通信问题。
EPP is an answer to the problem of high speed, bi directional data communication between PC and data collection and conditioning system.
EPP是双向数据传输的增强并行口协议，速度较高，扩展方便，手提电脑均支持。
EPP is a bi directional data communication protocol of enhanced parallel port, it has performances of high speed and easy extensibility, which is provided by luggable computer.
简要介绍了增强型并行口EPP协议，并在此基础上开发研制出PCB故障诊断系统。
The EPP handshake in brief and the design course of the fault diagnosis system based on EPP for PCB in detail are presented.
在最不顺的情况下，这只是系统的小故障，单片机仍然能够通过串行或并行口与测试设备对话。
In the last unfavorable situation this is a minor dysfunction of the system and the microcontroller is still able to dialog with a test station via a serial or parallel interface.
最后讲解了声发射源定位的原理和通过多路开关、计算机并行口构建多通道源定位系统的硬件结构。
At last it discusses the principle of AE source location and constructs the hardware structure of locating via multi-passages switch and parallel port of computer.
通过对at89s5 1单片机编程特性的描述，给出了利用PC并行口进行在系统编程的系统设计。
By describing the programming characteristics of AT89S51 LPT, the systematic design for doing in-line system programming with PC LPT was provided.
基于计算机通用并行口的设备状态监测与故障诊断系统具有采集与数据传输速度快，控制方便等优点。
High speed data acquisition and transmission, and simple control are the advantages of the condition monitoring system based on PC parallel port.
介绍了计算机增强型并行口epp协议的基本特点，给出了基于EPP协议的硬件加密卡的一种设计方案。
The article introduced the characteristics of Enhanced Parallel Port of the computer and gave a design of the hardware encrypt card based on EPP.
分析了传统的多路检测系统存在的缺陷，提出一种基于计算机并行口和MC 145027的多路数据采集系统。
Has analyzed the traditional multi-channel examination system existence flaw, proposes one kind multi-channel data acquisition system which based on computer parallel interface and the MC145027.
文章介绍了一种不添置任何硬件直接利用PC并行口控制的数控系统的设计，并说明了系统的软、硬件的设计方法。
This article puts forward a design in which NC system is operated by LTP of PC and as well describes the way to design its software and hardware.
给出了PC并行口与常用I2C器件AT24C02的接口方法实例，介绍了用PC并行口模拟I2C总线控制时序的实现方法。
To provide examples about the interface of common I2C and AT24C02. And then to introduce the methods of simulating controlled I2C Bus interface with PC parallel socket.
本课题主要做了以下工作：首先设计了一套DSP—VC5402开发系统，包括计算机串行通信、HPI口与计算机并行口通信的接口电路；
The main work of design are follows: first we designed DSP-VC5402 development system include the interface of communicating with PC series port and HPI port communicating with PC parallel port;
双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。
To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.
双回转机构的步进电机控制电路由TDA1521音频集成功率放大器组成平衡桥式功率驱动电路，由计算机并行口经过锁存器构成脉冲分配器。
To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.
应用推荐