毕业设计（论文）报告题目LED点阵显示屏设计系别专业微电子技术（液晶显示技术与应用）班级学生姓名学号指导教师2010年4月LED点阵显示屏设计摘要：本文研究了基于AT89C51单片机8×8LED汉字滚动显示屏的设计并运用Proteus软件的仿真和实现。主要介绍了LED汉字显示屏的硬件电路设计、汇编程序设计与调试、Proteus软件仿真和实物制作等方面的内容，本显示屏的设计具有体积小、硬件少、电路结构简单及容易实现等优点。能帮助广大电子爱好者了解汉字的点阵显示原理，认识单片机的基本结构、工作原理及应用方法，并提高单片机知识技术的运用能力。关键词：单片机、LED、点阵、Proteus仿真LEDDotＭatrixDisplayDesignSummary：Thispaper,basedonAT89C51microcontroller8×8LEDscrollingdisplaycharacterdesignandtheuseofsoftwareinthesimulationandrealizationofProteus.IntroducesthecharacterLEDdisplayhardwaredesign,assemblyprogramminganddebugging,Proteussoftwaresimulationandotheraspectsofphysicalproduction,thedesignofthescreenissmall,lesshardware,thecircuitstructureissimpleandeasytoimplement.Canhelpthefansunderstandthecharacterofthelatticeelectronicdisplayprinciple,understandingthebasicstructureofSCM,workingprincipleandapplicationmethods,AndimprovetheabilitytouseknowledgeandtechnologyMCU.Keywords:SCM、LED、Lattice、Proteus、Simulation目录前言................................................................1第一章概述.........................................................21.1单片机概述..................................................21.2单片机特点..................................................31.3汇编语言及其优点............................................31.4LED点阵数码显示屏概述.......................................41.4.1LED的简介.............................................41.4.2点阵的概述.............................................41.5LED点阵数码显示屏的前景和发展...............................5第二章硬件介绍.....................................................72.1AT89C51单片机简介...........................................72.1.1主要特性...............................................72.1.2管脚说明...............................................82.2汉字的点阵显示原理及字库代码获取方法........................92.38×8LED点阵介绍...........................................10第三章电路设计....................................................123.1硬件电路组成及工作原理.....................................123.2时钟电路...................................................133.3复位电路...................................................143.4列扫描驱动电路.............................................14第四章程序设计....................................................154.1在Keil环境中程序设计......................................154.1.1程序清单..............................................154.2基于PROTEUS的电路仿真.....................................174.3用PROTEUS绘制原理图.......................................184.4PROTEUS对单片机内核的仿真.................................18第五章LED汉字显示屏实例制作......................................205.1元器件选择..................................................205.2制作PCB板.................................................205.3电路装配与调试.............................................21谢辞...............................................................23参考文献...........................................................24第1页共30页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共30...
