大电流数控可调电压源的设计

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1、数控电压源设计报告ByKuangJunBinKuangJunBin：如您对本项目感兴趣或者有任何疑问，欢迎与我一起探讨：geforcefat@gmail.com。谢谢您的阅读！-30-数控电压源设计报告数控电压源摘要：本作品采用AT89S52作为系统的控制核心，基于芯片MC34063、DAC0832、CD4511、LM358、ICL7107、LM311，良好地实现电压转换、电压控制、实时显示、电流扩大、同步电压电流测量、过压保护等主要功能。另外，采用1*4键盘进行参数设置，采用LED显示参数设置，界面清晰，人机交互友好。本电压源的特色是增加了13V过压提示

2、和1.3A过流保护，以及采用ICL7107芯片实现对输出电压和输出电流电流实时测量、显示。关键词：DC-DC转换、AT89S52、数控、扩流、同步电压电流测量、过压保护ABSTRACT：ThisworkadoptstheAT89S52asthecontrol-centerofthesystem,basingonMC34063、DAC0832、CD4511、LM358、ICL7107、LM311,performingthemainfunctionsofvolttransfer,voltcontrol,displayin-phase,currentamplif

3、y,voltandcurrentmeasuringin-phase、overflowprotection.Inaddition,itadopts1*4keyboardstosetparametersandLEDtodisplaytheparameters.Theintercoursebetweenmanandmachineisfriendly.Thefunctionofourworkispowerful.KEYWORD:DC-DCtransfe、AT89S52、digitalcontrol、currentamplify、voltandcurrentmeas

4、uringin-phase、overflowprotection-30-数控电压源设计报告目录摘要·····························································1目录·····························································2第一章总论··················································41.1参赛题目···········································

5、·······41.2设计分析与比较论证··········································6第二章电路原理···············································72.1电压转换模块·············································82.2数字控制模块-30-数控电压源设计报告·············································122.1电压处理模块······························

6、···············152.2电流扩大模块·············································172.3功能扩展模块·············································18第三章软件流程···············································223.1主体流程·················································22第四章测试分析·······························

7、···················254.1测试仪器··················································254.2测试方法与数据···········································26第五章完成与总结-30-数控电压源设计报告············································28第一章总论A题数控电压源一、任务设计并制作一个简易数控稳压电源。二、要求（一）基本要求1、在输入直流电压变化范围+3V~+12V的条件下：（1）输出要求：a.

8、输出电压：0V到+10V/DC可调，步进为0.1V，误差的绝对值小