4、describesthehardwaredesignoftheLEDdotmatrixdisplay,andtheprinciplefunctionofthevariouspartsofthecircuit,thecorrespondingsoftwareprogramdesign and the use of some such.Thewholeequipmentiswiththe40-pinAT89C51MCU(MicroControllerUnit)producedbytheAmericanATMELcompanyatthecore,introduc
5、edtakeitasthecontrolsystemLEDlatticeelectrondisplaymonitordynamicdesignandthedevelopmentprocess.Controlsgooddriver74HC154andtworowdriver74H-C595throughthischipactuatesthedisplaymonitordemonstration.SCM process c-ontrol system used for editing MCU C language, Programming cont-rol p
6、oints indicate-d by the corresponding LED anode and overcast extreme level. We c-an effectively cont-rol the defense showed bright spots. The lattice data shows characters can prepare themselves (that is, direct lattice Painting), which can also be extracted from the standard fon-
7、t.ThroughtheSystemdebugging, thisdesignmeetsthebasic requirements.Key words:Micro Controller Unit, Latticedrive, Lattice display40目录第一章绪论11.1课题背景11.2选题意义21.3研究现状及发展趋势21.3.1单片机的发展历史和发展方向21.3.2单片机的应用31.3.3LED显示屏产业现状及发展趋势41.4功能要求及方案论证51.4.1功能要求51.4.2显示模式方案论证51.4.3显示数据传输方案论证6第二章系统硬件电路