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测量实验

  • 基于C8051F020单片机的多路压力测量仪

    介绍了一种基于C8051F020单片机的多路压力测量仪。该测量仪选用电阻应变式压力传感器采集压力信号,并经放大电路处理后送入C8051F020单片机,再由C8051F020单片机内部的A/D转换器将采集到的压力信号进行模数转化,然后分别对数据进行存储和显示。该测量仪能测量6路压力信号,并且各测量点都能单独检测和设置。由于采用了C8051F020单片机,简化了硬件电路,增强了抗干扰能力,使得测量仪具有测量精度高,冲击小等特点。 Abstract:  A measurement apparatus for multi-channel pressure based on single chip microcomputer is introduced.It can measure 6 channels signal of the pressure,and the pressure measure points can be detection and located individually.The pressure signal sampling is obtained by resistor stress-type pressure sensors,the digital signals of 6 channels are collected through amplifying and adjustment circuit of pressure signals and internal integrated A/D converter of MCU.Finally,and it realizes the function to store and display data separately.C8051F020 was used to made hardware circuit simple,and it also enhanced the anti-interference ability.It features high precision and little impact.

    标签: C8051F020 单片机 多路 压力

    上传时间: 2013-11-16

    上传用户:yare

  • LAB6000U(USB接口)单片机/微控制器仿真实验系统

    伟福LAB6000U系列仿真实验系统性能特点:USB通信接口+串行通信接口含伟福先进的E6000仿真功能,硬件断点、不占用用户资源含32路、16K深度、10M的逻辑分析仪,32K深度跟踪器,8路、20M波形发生器含静态硬件测试仪(windows版本)含保护电路,仿真器部分与用户电路部分采用隔离技术,使用更加安全可靠一机多用,配置51/96/8088仿真板可以仿真MCS51/MCS96/8086具有扩展功能,在板DIP扩展座和EPLD扩展座给实验的扩展提供空间软件平台使用最新伟福E6000仿真器软件,运行于WIN9x/WINME/WINNT

    标签: 6000U 6000 LAB USB

    上传时间: 2013-10-23

    上传用户:chfanjiang

  • USB全自动下载单片机移动实验板实验指导书

    概述 USB全自动下载(在线编程)STC单片机实验板,是浙江省《单片机原理及应用》精品课程组2009年新推出的,专为无串行口的笔记本电脑用户而设计的单片机学习实验板,该板的最大特点:既是单片机的学习实验板,又是STC系列单片机的在线编程调试器。

    标签: USB 全自动 单片机

    上传时间: 2013-10-26

    上传用户:yjj631

  • AT89S51单片机实验及实践教程

    概述: 单片机以其高可靠性、高性价比、低电压、低功耗等一系列优点,近几年得到迅猛发展和大范围推广,广泛应用于工业控制系统,数据采集系统、智能化仪器仪表,及通讯设备、日常消费类产品、玩具等。并且已经深入到工业生产的各个环节以及人民生活的各层次中,如车间流水线控制、自动化系统等、智能型家用电器(冰箱、空调、彩电)等,无不含有CPU控制器,即单片机。 为适应目前人才紧缺的状态、着眼于培养单片机人才、单片机工程师。我们推出了针对培养学习者应用能力的AT89-ISP在线下载实验仪。以配合各大、中专院校、高职、技校等纷纷增加及扩大的单片机教学的需要。

    标签: 89S S51 AT 89

    上传时间: 2013-11-18

    上传用户:小宝爱考拉

  • 基于单总线器件DS18B20的温度测量仪

    针对目前采用的热敏电阻测量方法,提出了采用单总线数字式温度传感器DS18B20和单片机组成的新型温度测量仪。介绍DS18B20的结构和工作原理,以及单总线工作原理,给出了由Mega8单片机和DS18B20构成的单总线温度测量仪的硬件电路及软件流程图。经试验基于单总线器件DS18B20的温度测量仪,具有测量准确、测温范围宽、体积小、控制方便等优点。 Abstract:  This paper brings forward a new temperature meter composed of 1-Wire temperature sensor DS18B20 and MCU which has advantage of the thermistor. In the article, the DS18B20's structure and controlling principles are introduced and hardware circuit and software diagram of the temperature meter are given.After been tested,the temperature meter has the advantages of accurate measurement, wide temperature range, small volume and convenient controlling.

    标签: 18B B20 DS 18

    上传时间: 2013-10-31

    上传用户:hzy5825468

  • MSP430在频率测量系统中的应用

       介绍一种以MSP430单片机为基础的智能频率测量系统,采用硬件逻辑与软件指令相结合的方式控制闸门,实现0 MHz~10 MHz范围内无档切换的等精度测量。 Abstract:  An intelligent frequency measurement system based on MSP430 singlechip is introduced. The system uses a way that can combine hardware logic and software instructions to contronl the strobe ,and completes the functions of equal precision in the range of 0MHz~10MHz without shifting

    标签: MSP 430 频率测量

    上传时间: 2013-10-28

    上传用户:dbs012280

  • 基于ATmgea8单片机的加热控制系统

     介绍基于ATmega8型单片机的温度测量及加热控制系统。分析系统的工作原理,详尽讨论系统的硬件电路和软件流程。实验证明,该系统工作可靠,稳定性高。 Abstract:  The new temperature measuring and heating control system based on ATmega8 MCU is introduced.The system’s working principles is analyzed.The design principles of hardware and software are also discussed in detail.This system has been testified and it works steady and reliably.

    标签: ATmgea8 单片机 加热控制

    上传时间: 2013-11-21

    上传用户:caiguoqing

  • 基于单片机与ADS1121的示波器数字多用表实现

    以FPGA为数字逻辑平台,借助继电器矩阵和多路模拟开关,以ADS1211为核心,在单片机控制下,联合实现手持式虚拟/智能存储示波表中数字多用表功能,实验表明该设计是行之有效的。文中介绍了数字多用表的系统结构,重点讨论了其测量电路和智能控制方案。   Abstract:  The digital multimeter in virtual/intellect digital-oscillorgaph was fulfilled, which was controlled by singlechip computer by relay matrix and analogue switches,in which FPGA was used for digital logical plot-form, ADS1211 for kernel chip, the experiment showed the design was feasible, the system struction was present-ed in the paper, measure circuit and intellect control plan of digital multimeter were mainly given.

    标签: 1121 ADS 单片机 示波器

    上传时间: 2013-11-02

    上传用户:瓦力瓦力hong

  • 基于MSP430单片机和DS18B20的数字温度计

    为了在工业生产及过程控制中准确测量温度,设计了一种基于低功耗MSP430单片机的数字温度计。整个系统通过单片机MSP430F1121A控制DS18B20读取温度,采用数码管显示,温度传感器DS18B20与单片机之间通过串口进行数据传输。MSP430系列单片机具有超低功耗,且外围的整合性高,DS18B20只需一个端口即可实现数据通信,连接方便。通过多次实验证明,该系统的测试结果与实际环境温度一致,除了具有接口电路简单、测量精度高、误差小、可靠性高等特点外,其低成本、低功耗的特点使其拥有更广阔的应用前景。 Abstract:  In order to obtain accurate measuring temperature in industrial production and process control, a digital thermometer based on MSP430 MCU is designed. The system uses MSP430F1121A MCU to control DS18B20, and gets the temperature data, which is displayed on the LED. The temperature sensor DS18B20 and MCU transmit data through serial communication. MSP430 series has ultra-low power and high integration, DS18B20 only needs one port to achieve data communication. Through many experimental results prove, this system is consistent with actual environment temperature. The system has characteristics of interface circuit simple, high measuring accuracy, minor error, high reliability, besides, the characteristics of low cost and low power make it having vaster application prospect.

    标签: MSP 430 18B B20

    上传时间: 2013-10-16

    上传用户:wettetw

  • DP-51PROD单片机教学实验仪简介

    DP-51PROD单片机教学实验仪是广州致远电子有限公司09年生产的一款单片机教学产品。是一套设计独特、功能强大的单片机、CPLD、FPGA学习开发工具。DP-51PROD单片机教学实验仪向用户提供了丰富的外围器件和接口,整个产品由多个功能模块构成,各个功能模块之间相互独立,分布在11块电路板上。不仅包含LED、数码管、按键、蜂鸣器、直流电机、步进电机、AD、DA、LCD、实时时钟等基本模块帮助初学者入门,又包含温度采集、湿度采集、红外收发、CAN总线、收音机、语音模块、非接触式IC卡等复杂模块,为用户产品开发提供了平台。是学校教学、个人学习、公司产品开发的好帮手。

    标签: PROD DP 51 单片机

    上传时间: 2013-11-04

    上传用户:wpt