Team Gray Wolf Propeller Display

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Team Gray Wolf Propeller Display. Team Brent Piriyakarnjanakul David Lewis Tom Fuchs. Advisor Dr . Inan , Dr. Osterberg Industry Representative Dr. Sig Lillevik Intel Corp. Thank You!. Thanks and Appreciation - PowerPoint PPT Presentation

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Lecture 1

Team Gray WolfPropeller DisplayTeamBrent PiriyakarnjanakulDavid LewisTom FuchsAdvisorDr. Inan, Dr. OsterbergIndustry RepresentativeDr. Sig LillevikIntel Corp.

CS-EE 481#Thank You!Thanks and AppreciationDr. Aziz Inan, Dr. Sig Lillevik, Dr. Peter Osterberg, Dr. Wayne Lu, Peter Rachor, Craig Henry and Allen Hansen

Founders Day University of Portland School of EngineeringCS-EE 481#2AgendaIntroductionTomBackground TomMethods Tom/DavidResults Tom/DavidConclusions DavidDemonstration DavidFounders Day University of Portland School of EngineeringCS-EE 481#3IntroductionWhy a Rotating LED Display?Unique image displayWhat you will learnBasic principles of the deviceDevice architecture and design Final resultsWhat we learned

Founders Day University of Portland School of Engineering

CS-EE 481#4BackgroundPersistence of Vision

Our Personal GoalsIncorporate: Semiconductor Design, PIC Microcontroller, Digital SensorFounders Day University of Portland School of Engineering

pUEE/cS(2000 RPM)CS-EE 481#5Background (Cont)Founders Day University of Portland School of EngineeringIR SensorPICLightsLogic UnitMOSISCS-EE 481#6Background (Cont)SensorInfrared PhototransistorInfrared Emitter

Founders Day University of Portland School of Engineering

CS-EE 481#7Background (Cont)Logic UnitMOSIS/CPLDCalculates the time of 1/120th section of one rotationPIC MicrocontrollerControls timing of light emitting diodes (LEDs)Founders Day University of Portland School of Engineering

CPLDPICCS-EE 481#8MethodsStandard Engineering ProcedureProposalFunctional SpecificationProject scope and functionalityDesignHigh and low level architecturesComplete detailed designImplementation and Testing

Founders Day University of Portland School of Engineering

CS-EE 481#9MethodsCommunication Weekly meetings with group and advisorOrganizational technologiesBasecamp, Google Calendar, GmailEffective Allocation of ResourcesDivision of tasks

Founders Day University of Portland School of Engineering

CS-EE 481#10MethodsFounders Day University of Portland School of EngineeringCS-EE 481#11ResultsFounders Day University of Portland School of EngineeringIR SensorPICLightsLogic UnitMOSISCS-EE 481#12ResultsMOSIS Educational Program Provided free masking, fabrication and packaging of device designStructured chip design experienceReal design necessitiesHard deadlines for complete designMOSIS ArchitectureDivides rotation time into 120 sectionsFounders Day University of Portland School of EngineeringCS-EE 481#13ResultsMOSIS ArchitectureChallengeUnknown rotation timeSolutionPrimary counter counts to 120 ResetSecondary counter increments each time Primary resetsSecondary is the number of clock ticks in one section (1/120th) of a rotation

Founders Day University of Portland School of Engineering100 /5 = ?PS1 51PS1 520PS1 510CS-EE 481#14ResultsFounders Day University of Portland School of Engineering

PS00PS1 1201PS1 120T1/120th

CS-EE 481#15MOSIS Chip Block DiagramFounders Day University of Portland School of Engineering

CS-EE 481#16ResultsMOSIS Device ArchitectureFounders Day University of Portland School of Engineering

CS-EE 481#17ResultsFounders Day University of Portland School of Engineering

CS-EE 481#ResultsPIC MicrocontrollerUses input time from MOSISIlluminates LEDs in every sectionFounders Day University of Portland School of Engineering

CS-EE 481#19ResultsFounders Day University of Portland School of Engineering

CS-EE 481#20System CircuitryFounders Day University of Portland School of Engineering

LEDsCPLDVR555 TimerPICIR SensorCPLDVR555 TimerLEDsIR SensorPICCS-EE 481#21Power Distribution System

Founders Day University of Portland School of Engineering

CS-EE 481#22Board Layout

Founders Day University of Portland School of EngineeringSMD LEDSPICCPLDIR SensorVoltage Regulator555 TimerCS-EE 481#23ConclusionsDevice Near Full FunctionalityPower fluctuationsIntegration of electronicsTechnical and Personal KnowledgeProblem solvingMultiple perspectives and handsStandard Engineering ProcedureFounders Day University of Portland School of EngineeringCS-EE 481#24Thank You.Are there any questions?Founders Day University of Portland School of Engineeringhttp://teaching.up.edu/srdesign/AY11/GrayWolf/index.htmCS-EE 481#25

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