LED光立方制作全过程(二十二)
Step38Buildthecontroller:AVRboardimagenotfoundiimagenotfoundiimagenotfoundiimagenotfoundIncircuitserialprogrammingheader.chriBraaaaainzz!!!ThisboardisthebrainoftheLEDcube.ThemaincomponentisanAtmelAVRATmega32.
发表于 5/5/2011 12:06:40 AM
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在keil里仿真I2C
前言:自己因为工作学习的缘故,经常要上网搜索资料,在搜索资料的过程当作,有时候会有意外的收获,找到很多很不错的网页或资料。在此,将自己找到的自认为不错的资料共享给网友,也权当自己备份一下。keil里的I2C虚拟仿真工具。K
发表于 5/4/2011 10:00:20 AM
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LED光立方制作全过程(二十一)
Step36Buildthecontroller:ConnecttheICs,8bitbus+OEimagenotfoundiInthepicture,youllnoticealotofwireshavecomeintoplace.Allthetinybluewiresmakeupthe8+1bitbusthatconnectsallthelatchICs.8bitsarefordata,andthe+1bitistheoutputenableline.Att
发表于 5/4/2011 8:49:43 AM
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LED光立方制作全过程(二十)
Step35Buildthecontroller:PowerrailsandICpowerimagenotfoundVCCcrossesGNDonceforeachrowofICschriimagenotfoundGNDandVCCrunsalongthelengthoftheboard.chriRememberthatprotoboardsolderingtrickweshowedyouinapreviousstep?Wetoldyouitwouldcome
发表于 5/3/2011 1:01:30 PM
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LED光立方制作全过程(十九)
Step34Buildthecontroller:ICsockets,resistorsandconnectorsimagenotfoundInputsidenotsolderedyet.chrResistorsolderedtoICchrResistorsolderedtoconnectorchriimagenotfoundiInthisstepyouwillbesolderinginthemaincomponentsofthemultiplexerarra
发表于 5/3/2011 10:44:43 AM
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LED光立方制作全过程(十八)
Step33Buildthecontroller:PowerterminalandfilteringcapacitorsThecubeiscomplete,nowallthatremainsisamonstercircuittocontrolthething.Letsstartwiththeeasiestpart,the"powersupply".ThepowersupplyconsistsofascrewterminalwhereyouconnecttheGNDandVCC
发表于 5/3/2011 10:39:01 AM
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LED光立方制作全过程(十七)
Step31Buildthecontroller:clockfrequencyWeuseanexternalcrystalof14.7456MHztodrivetheATmegasystemclock.Youmaybethinkingthatthisisanoddnumbertouse,andwhywedidntruntheATmegaatthe16MHzitisratedfor.WewanttobeabletocontroltheLEDcubefromacomputer,using
发表于 4/29/2011 11:16:19 AM
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LED光立方制作全过程(十六)
Step29Buildthecube:attachcables64+8wireshavetogofromthecontrollertotheLEDcube.Weusedribboncabletomakethingsalittleeasier.Thegroundlayersusean8-wireribboncable.Thecathodesareconnectedwith416-wireribboncables.Eachoftheseribboncablesaresplitintwoateithe
发表于 4/27/2011 10:01:47 PM
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LED光立方制作全过程(十五)
Step27Buildthecube:mountthecubeMountthecube.Thatsoundsveryeasy,butitsnot.Youhavetoalign64LEDlegstoslidethrough64holesatthesametime.Itslikethreadinganeedle,times64.Wefounditeasiesttostartwithoneend,thengraduallypoppingthelegsintoplace.Useapenors
发表于 4/27/2011 12:07:21 AM
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LED光立方制作全过程(十四)
Step25Buildthecube:solderthelayerstogetherNowcomesthetrickypart,solderingitalltogether!Thefirsttwolayerscanbequiteflimsybeforetheyaresolderedtogether.Youmaywanttoputthefirstlayerbackinthetemplatetogiveitsomestability.Inordertoavoidtotaldisaster,youwi
发表于 4/26/2011 12:54:06 AM
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LED光立方制作全过程(十三)
Step23Buildthecube:straigthenthepinsInouropinion,aLEDcubeisapieceofartandshouldbeperfectlysymmetricalandstraight.IfyoulookattheLEDsinyourtemplatefromtheside,theyareprobablybentinsomedirection.Youwantallthelegstopointstraightup,ata90degreeanglefromthe
发表于 4/24/2011 11:46:15 PM
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LED光立方制作全过程(十二)
Step21Buildthecube:solderalayerEachlayerismadeupof8columnsofLEDsheldtogetherbythelegsofeachLED.AtthetopofeachlayereachLEDisrotated90degreesclockwise,sothatthelegconnectswiththetopLEDofthenextcolumn.Onthecolumntotherightthislegwillstickoutofthes
发表于 4/24/2011 12:37:49 AM
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LED光立方制作全过程(十一)
Step19Buildthecube:solderingadviceYouaregoingtobesolderingVERYclosetotheLEDbody,andyouareprobablygoingtobeusingreallycheapLEDsfromeBay.LEDsdontlikeheat,cheapLEDsprobablymoresothanothers.ThismeansthatyouhavetotakesomeprecautionsinordertoavoidbrokenLED
发表于 4/23/2011 12:13:58 AM
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LED制作全过程(十)
Step17PracticeinsmallscaleWheneverMythBustersaretestingacomplexmyth,theystartbysomesmallscaleexperiments.Werecommendthatyoudothesamething.Beforewebuiltthe8x8x8LEDcube,westartedbymakingasmallerversionofit,4x4x4.Bymakingthe4x4x4versionfirst,youca
发表于 4/21/2011 10:13:26 PM
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LED光立方制作全过程(九)
本来想说等翻译的更上转载的进度时再继续转载,后来想下那不是让大家两边都要等,所以还是继续转吧,如果大家对翻译版有兴趣的话可以返回去重温下,顺便共同交流心得,有好的建议欢迎大家提出。LED光立方翻译版http://group.chinaaet.com/218好了,进入正题吧。&n
发表于 4/19/2011 11:13:26 PM
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