点阵发光二极管广告牌单片机远程控制的硬件线路的设计.zip

ZIP格式版权申诉手机打开展开

点阵发光二极管广告牌单片机远程控制的硬件线路的设计,目录一、摘要..1二、项目概述和设计思路..41、 硬件部分..42、 软件部分..4三、本设计原理...51、 硬件系统.52、 设计基本原理.6四、时钟电路..8五、复位电路..9六、电源电路.10七、主电路.131、 at89c51132、 74ls273.193、 lmm-1088be..204、 元件列表.....
编号:15-261229大小:152.38K
分类: 论文>通信/电子论文

该文档为压缩文件,包含的文件列表如下:

内容介绍

原文档由会员 冬天的秘密 发布

目录
一、摘要……………………………………………………..1
二、项目概述和设计思路…………………………………..4
1、 硬件部分………………………………………………..4
2、 软件部分………………………………………………..4
三、本设计原理……………………………………………...5
1、 硬件系统………………………….……………………5
2、 设计基本原理………………………………………….6
四、时钟电路………………………………………………..8
五、复位电路………………………………………………..9
六、电源电路……………………………………………….10
七、主电路………………………………………………….13
1、 AT89C51………………………………………………13
2、 74LS273……………………………………………….19
3、 LMM-1088BE………………………………………..20
4、 元件列表……………………………………………...20
八、计算书………………………………………………….21
九、软件系统……………………………………………….22
1、 软件系统………………………………………………22
2、 流程图……………………………………………….…22
十、调试程序………………………………………………..23
十一、电路调试……………………………………………..30
1、 硬件调试………………………………………………..30
2、 软件调试………………………………………………..31
参考文献……………………………………………………...32
鸣谢…………………………………………………………...33



     摘要
   
   单片机自20世纪70年代问世以来,以极其高的性价比受到人们的重视和关注,所以应用很广,发展很快。单片机的优点是体积小、重量轻、抗干扰能力强,对环境要求不高,价格低廉,可靠性高,灵活性好,开发较为容易。在我国,单片机已被广泛应用于工业自动化控制、自动检测、智能仪表、家用电器等各个方面。在现代工业控制和一些智能化仪器仪表中,越来越多的场所需要用点阵图形显示器显示汉字。汉字显示方式是先根据所需要的汉字提取汉字点阵(如16×16点阵),将点阵文件存入ROM,形成新的汉字编码;而在使用时则需要先根据新的汉字编码组成语句,提取相应的点阵进行汉字显示。
   本设计由单片机AT89C51的P0口传送数据,P1口和P0口配合选择所要显示的行,P2口和P0口配合选择所要显示的列。再由 8×8点阵LED显示器及其他一些外围电路显示所要求的显示的点阵式汉字、图形以及动画。其中的汉字编码由Zimo221应用程序提取。
   关键词:单片机,LED显示器
   
   
   
   
   
   
   
   
   
   
   
   
   
  
    Introduction
   The single chip Microcomputer has been published since the 20thcentury 70's, compared to is valued people's and the attention by the extremely high natural price, therefore application very broad, the development is very quick. The single chip Microcomputer is the volume small, the weight light, the antijamming ability strong, is not high to the environment request, price inexpensive, reliability high, flexibility good, the development is easy. General engineers and technicians after study related monolithic integrated circuit knowledge, also can depend upon the single chip Microcomputer system which own strength develops hoped, and may obtain the highereconomic efficiency. Because of this, in our country, the single chip Microcomputer widely has been applied in the industrial automation control, the automatic detection, the intelligent measuring appliance, the domestic electric appliances and so on each aspect. In the modern industry control and in some intellectualized instrument measuring appliances, more and more  many  places need to use the lattice graph monitor to demonstrate the Chinese character. The Chinese character display mode is first according to the Chinese character which needs withdraws the Chinese character lattice (for example 16×16 lattice), stores the lattice document ROM, forms the new Chinese character code; But when use needs first according to the new Chinese character code composition sentence, then acts according to the new code by MCU to withdraw the corresponding lattice to carryon the Chinese character demonstration.
   The single chip Microcomputer controls the LED lattice demonstration at present extremely to be widespread in the public place application. For example the station starts out the time toinstruct that, the stock hall stock price display panel, the market active billboard, waits for a plane the hall to take off timetable and so on.
   The lattice demonstrated the characteristic is the size, the shape and the color which may defer to needs carries on the combination ,realizes each kind of language and the graph change with the monolithic integrated circuit control, achieves the advertisement spropaganda and the prompt goal.
   This design single chip Microcomputer AT89C51 8×8 lattice LED monitor and other some periphery electric circuit composition lattice type Chinese character, graph.
   Key word: The single chip Microcomputer, LED monitor