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1、英文原文LCDDesignGuideThefollowingsectionsprovidebasicinformationonLCDglassandLCDmodules,whichisusefulwhenyoustartdesigningyourownLCDorsubmitrequeststoLCDmanufacturers.TypesofLCDProducts-GlassorModulesThemostfundamentaldecisiontomakeiswhetherthedisplaywillhavethedrivecircuitryattached
2、(module),ornot(glassonly).Thereareadvantagesanddisadvantagestoeachapproach.WhenpurchasingaCustomLCDModule,thebasicelectronicdesignworkwillbedonebythemanufacturer.Thisobviouslysavesdesigntimeandreducesthemanpowerneededtobringaproducttomarket.Youcanbenefitfromtheexperiencewehavegain
3、edduringourpreviousdesignstoshortenthedesigncycleanddeliveranoptimizedproduct.Themajordecisionsyouneedtomakearetheinterfacetype,withstandardserialorparallelinterfacesbeingthemostcommon,andthetypeofintegratedbacklightingdesired.Thetemperaturerange,viewingangle,viewingmode,andcontra
4、stwillneedtobeconsidered,butthosedecisionsarecommontobothapproaches.Aglassonlydesignputsthedesignburdenontheenduser.YouwillneedtolearnagreatdealaboutLCD'sinordertocompleteyourdesign.Luckily,ourwebsiteprovidesApplicationInformationandWebLinkstoassistyouinthesearchfortheinformationy
5、oumayneed.ThemainreasonstobuyjusttheLCDglassaretoreducecosts,andprovidedesignflexibility.Thetotalcostofthecomponentsnecessarytobuildthedrivecircuitryistypicallylessthanthecostofapre-builtmodule,andaslongasyouhavespaceonyourexistingPCboard,youwon'thavetopayforanextraPCboardonwhicht
6、omountthedisplay,andhaveaccesstocosteffectiveassemblyandtest.Bydoingalittlehomework,yourdesignwillworkjustaswellasamodule,andwillallowtheflexibilitymostdesignersneedtoadapttheirdesigntoeverchangingdemands.TypesofLCDImagesTheLCDcancontaincharactericons,segments,graphicdotarrays,ora
7、nycombination.Icons:BymakingacustomLCD,youcanplaceimagesontheglassthatspecificallycomplementyourproduce,thesearecalled"Icons".ThesesilhouettescantaketheshapeofanyimageyoumayneedandcountasonepixelordotontheLCD.Segments:SegmentsonanLCDdisplaymakeupalargercharacter,suchasasegmentinas
8、evensegmentnumericcharacter(displ
