LED星型发光时钟（二）
Step1CollecttheSuppliesIhaveBasicKitsandEconomyKitsfortheLEDDriverIusedforthisproject.AswellasPCBswithfreeshipping.GetatheSameKitasseeninthisInstructable,with12xPirahnaRGBLEDsMix20ofanyColor5mmLED
发表于 2011/5/30 下午3:22:04
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LED星型发光时钟（一）
LEDStarBeamClockForthisdesign,somePiranhaRGBLEDsarepositionedaroundtheoutsideedgeofaclockthathangsonthewall.Theyareslightlyangledsotheirbeamswillcreateastarpatternagainstthewallasitcyclesthroughapprox16millioncolors.Iamusingac
发表于 2011/5/30 下午3:18:09
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海绵+氯化铁=1分钟完成PCB雕刻（三）
刚才用了同学的浏览器，出了一些小问题，果断的还是自己的比较好用，呵呵。前面一篇现在看起来显示正常了。。。。Step3EtchtheBoard(InstantGratification!)Putonyourrubbergloves.Openthebottleofferricchlorideandputthespongeovertheopening,andtipthebottletoletabo
发表于 2011/5/29 下午4:31:33
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海绵+氯化铁=1分钟完成PCB雕刻（二）
Step1WhatYouWillNeedYoudontneedalotofsuppliesforthisInstructable,justthefollowing:oFerricchloride(availableatRadioShack,16ozbottlefor$10,partnumber276-1535)oSponge(2"x2"square,cutfromanysponge,orpapertowelwillworktoo)oRubberGloves(youdontwa
发表于 2011/5/29 下午1:54:49
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海绵+氯化铁=1分钟完成PCB雕刻（一）
InthisInstructable,Iwillshowyouhowtoetchacircuitboardwithaboutatablespoonofferricchlorideetchingsolutionanda2inchsquaresponge.YouwillbeamazedastheexposedcopperonthePCBdisappearsbeforeyoureyes,andyourboardiscompletelyetchedinaminuteorless!Ifoundapassi
发表于 2011/5/29 下午1:46:28
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简单DIY制作——分光计（七）
Step7SomeresultsMeasuringdyesAsafirsttest,Idecidedtomeasuresomesamplesoffoodcoloringandmethyleneblue.IdonthavealotofdatapointsbecausethesteppermotorImusingtakesratherbigsteps,resultinginratherbigwavelength-jumps.Also,becauseth
发表于 2011/5/28 下午8:39:30
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简单DIY制作——分光计（六）
Step6Letsmeasure!WorkinginthedarkBecausetheLDRreactstolight,youllhavetomakesuretoworkinasdarkanenvironmentaspossibletopreventanystraylightfromhittingthedetector.Youcouldputthewholedeviceinadarkbox,ordarkentheroomyoureworkingin.Blankmeasurements
发表于 2011/5/28 上午11:30:56
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简单DIY制作——分光计（四）
Step4SelectingthewavelengthTheslitToaccuratelyselectaverysmallsectionofthespectrum,onewouldhavetomakeanextremelynarrowslit.Sincethisisveryhardtodoathome,Ichosetomaketwoslitsinsteadthatarenot100%aligned,soonlyaverynarrowbandoflightcanpassthrough
发表于 2011/5/28 上午11:20:11
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简单DIY制作——分光计（二）
Step1SourcingthepartsMostpartsarefairlyeasytoobtain.Youwillneed:Forthesteppercircuit:AsteppermotoranArduino(orastepperdrivercircuit)2x10kresistor2x1kresistorL293DH-Bridge2xNPNtransistor(IusedtheBC547A)ApowersupplyForthedetectionandamplifi
发表于 2011/5/27 下午11:20:44
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单片机控制诺基亚2600彩屏（七）
Step7Text!AlthoughthisisagraphicalLCD,itisstillusefultobeabletoprinttexttoit.Unlikecharacter-basedLCDs,graphicalLCDsdonotcontainacharactermaporfonttableoranything.ToprinttexttoagraphicalLCD,youmustdefineyourownfonttableinyourcodeand
发表于 2011/5/25 下午8:08:59
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单片机控制诺基亚2600彩屏（二）
Step1LCDConnectorandBreakoutBoardIfyoudonthaveabreakoutboard,youneedtofirstmakesomesortofconnectorfortheLCD.Myfirstattemptwastosolderthinmagnetwiretoeachlegoftheconnectorwithafine-tipsolderingiron.ThistookseveraltriesbuteventuallyIg
发表于 2011/5/23 下午10:05:13
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单片机控制诺基亚2600彩屏（一）
HowToUseaNokiaColorLCD!NokiamanufacturesawidevarietyofcellphonesandmanyoftheircheaperphonescontainsimpleLCDswhichmaybeusedinmicrocontrollerprojects.ThereisoneparticularLCDmodelthatisusedinawidevarietyoftheirphonesandisoftenreferredt
发表于 2011/5/23 下午10:00:54
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无线自行车里程计（十一）
Step12FinishedMaking!Nowthatweredonemaking,powerupyournewArduinobasedcyclecomputer!OpenuptheProcessingsketch,movethefrontwheelsothatthemagnetpassesthesensorandyoushouldseethegraphcometolife!Youcurrentspeedwillalsobedisplayedonthe16x2lcd!NOTE:Ic
发表于 2011/5/22 下午3:22:01
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无线自行车里程计（十）
Step10SecuretotheBikeIveusedsomevelcrotiestomountthealtoidscaseandthe9vbatterytothebikeframe.YoumightbeabletodosomethingsimilarwiththeLCD.Itreallydependswhatyourbikehandlebarsarelike.Iusedsomehotgluetofixthedisplaytoapre-existingclamp.&nb
发表于 2011/5/22 下午3:10:14
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无线自行车里程计（五）
Step4AltoidsSurfacePreparationAsiconicastheAltoidsgraphicsare,IfoundthatIquitelikedthebrushedmetallook.>>Takesomesandpaperandbeginwearingawaythetoplayerofpaint.Thefinerthegradeofabrasionyouhave,thesmootherthefinishwillbe.Step5CutPVC
发表于 2011/5/21 下午3:35:58
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