英文翻译-基于单片机的电子密码锁.doc

英文翻译-基于单片机的电子密码锁本科毕业设计(外文翻译)题目基于单片机的电子密码锁的设计与制作姓名杜祥专业电子科学与技术学号201031107指导教师李大海郑州科技学院电气工程学院二○一四年五月THEDESIGNOFMATRIXKEYBOARDANDLCDDISPLAYBASEDONMCUAbstractThedevelopmentofmicroelectronicstechnologyandindustrialmeasurerequirementbringagoodopportunityfordevelopmentandresearchsystem,,,,,puter,plexinstruments,,usingbuttonstocontrolthedisplay,includesomemoduleslikeLCD1602liquidcrystaldisplay,4*4matrixkeyboard,STC89C52single-binewiththeProteussoftware,:Single-chip;LCD1602liquidcrystaldisplay;4*4Matrixkeyboard1IntroductionWiththedevelopmentofeconomyandtheprogressofscienceandtechnology,,datamemory,parallel,serial,I/Otiming/counter,ponentsareintegratedinachip—,Thesmallerlithographyprocessimprovesintegrationwhichmakethechipspacesmaller,lowercost,lowerworkingvoltage,,increasingthewidthofdatabus,improvethespeedandtheabilityofdataprocessing,apipelinestructure,putingspeed,inordertomeettheneedsofreal-,theinternalEPROMEPPROM,secureprogram,toimprovethedrivingcapabilityofparallelport,inordertoreducetheperipheraldrivingchip,increasethelogicfunctionandcontroltheexternalI/;.-endmicrocontrollerandlaunchedinrecentyearsalsocontainsmany