Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable...
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Transcript of Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable...
![Page 1: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/1.jpg)
Final PresentationFinal Presentation
Music Alarm ClockMusic Alarm Clock
![Page 2: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/2.jpg)
Team MembersTeam Members
Will KalishElectrical Engineering
•Removable Media Device•Audio Decoder
Eric WomackElectrical Engineering
•MCU Setup•User Interface
Craig BilberryTeam Leader
Electrical Engineering•Layout and Design•Atomic Clock Signal
Erik LaVineElectrical Engineering•Layout and Design
•Audio Decoder
![Page 3: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/3.jpg)
OverviewOverview• IntroductionIntroduction
ProblemProblem SolutionSolution
• ConstraintsConstraints TechnicalTechnical PracticalPractical
• GoalsGoals• Changes/RefinementsChanges/Refinements• PCBPCB• Test PlanTest Plan• Bill of MaterialsBill of Materials• PackagingPackaging• Overall System TestOverall System Test• QuestionsQuestions
![Page 4: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/4.jpg)
Problem
• Limited customizable options for people without digital media players Beeping Buzzing Radio
• Conventional clocks develop inaccuracies over long periods of time
![Page 5: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/5.jpg)
SolutionSolution
A device that combines the functionality of an atomic clock, an alarm clock, and a portable media docking station without the need for a portable media player.
![Page 6: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/6.jpg)
ConstraintsConstraints
![Page 7: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/7.jpg)
Technical ConstraintsTechnical ConstraintsName Description
Audio Quality Music must be played at a sample rate of 44.1 kHz
Audio Compatibility The Music Alarm Clock must be able to play audio files that are widely used in order to be compatible with users existing audio libraries.
Storage Capacity The storage device must be able to store 30 minutes worth of audio files.
Time Accuracy The clock must be able to keep time accurately using the atomic signal.
Display Characteristics The display must be readable in all lighting conditions from across the room.
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Practical Constraints Practical Constraints
• Sustainability - Durability Sustainability - Durability The Music Alarm Clock must be able to The Music Alarm Clock must be able to
withstand mistreatment by the user.withstand mistreatment by the user.
• Social - CompatibilitySocial - Compatibility The removable storage device must be The removable storage device must be
compatible with current operating systems compatible with current operating systems and hardware in PCs. and hardware in PCs.
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GoalsGoals
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Design I Goals Design I Goals
Technical Constraint Constraint Met
Audio Quality YES
Audio Compatibility YESStorage Capacity YES
Time Accuracy YES
Display Characteristics
YES
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Senior Design II Goals Senior Design II Goals
Design PCB for Fabrication
Backup Battery System
Audio Amplifier
Design and Construct Enclosure
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System DiagramSystem Diagram
Micro-Controller
Audio Decoder
Media Drive
Atomic Signal
Receiver
Display
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PCB DesignPCB Design
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Main PCB Layout Design
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Main PCB
![Page 16: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/16.jpg)
Display PCB Layout Design
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Display PCB
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Test PlanTest Plan
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TestingTesting
•SubsystemsAtomic Receiver
Receiving and decoding accurate signalMaintain to keep time accurate
Backup Battery SystemSimulateTestDisplay Brightness
USB/MP3Read mp3 fileDecode mp3 dataAudio Amplifier
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Atomic Receiver Test
![Page 21: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/21.jpg)
Serial Data Transfer Test
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Serial Data Transfer Results
![Page 23: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/23.jpg)
Backup Battery SchematicBackup Battery Schematic
![Page 24: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/24.jpg)
Backup Battery SimulationBackup Battery Simulation
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Backup Battery Test DataBackup Battery Test Data
Battery Current
Plug Current
Plug Out
600mA 0
Plug In
0 610mA
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Display Brightness Test
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USB/MP3 TestUSB/MP3 Test
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USB/MP3 TestUSB/MP3 Test
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Audio Amplifier TestAudio Amplifier Test
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Audio Amplifier ResultAudio Amplifier Result
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Bill of MaterialsBill of MaterialsDescription Part Number Prototype Cost
Production Cost (per unit) 1000 Units
fuse holder F043TB-ND 1.24 0.38
clock chip DS1337 2.41 1.07
headers for breakout boards 4-103741-0 1.86 0.93
capacitor (22 pF) BC1034CT-ND 0.15 0.08
capacitor (1 uF) 399-3622-ND 0.66 0.22
capacitor (100 uF) P12924-ND 0.80 0.23
capacitor (10 uF) T350E106K016AT 5.53 1.19
capacitor (47 uF) P12923-ND 0.48 0.14
7 segment displays LDS-CA14RI 12.32 3.44
connector (4 pin) 50-57-9004 1.48 0.27
connector (5 pin) 50-57-9005 1.54 0.31
connector (8pin) er50-57-9008 0.93 0.24
LED (red) 516-1335-ND 2.10 0.49
LED (green) 751-1105-ND 0.44 0.09
![Page 32: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/32.jpg)
Bill of MaterialsBill of MaterialsDescription Part Number Prototype Cost
Production Cost (per unit) 1000 Units
resistor (2.2 k) 2.2KH-ND 0.23 0.05
resistor (1 k) 1.0KH-ND 0.12 0.03
resistor (1 k surface mount) 541-1.0KACT-ND 0.39 0.08
regulator (3.3 V) LM2937ET-3.3/NOPB 1.98 0.58
regulator (5V) L4940V5 3.96 1.28
diode (schottky 15A/35V) MBRB1535CTDICT 2.18 1.13
display driver MAX6959 4.83 3.95
PIC24 (64 pin breakout) 19.95 15.96
Atomic Reciever Module 561-1015-ND 16.10 2.95
USB Host Controller 768-1001-ND 24.50 7.50
MP3 Decoder BOB-08819 19.95 5.96
7.3728 MHz Crystal 631-1098-ND 0.53 0.17
32.768 KHz Crystal 300-8301-ND 1.98 0.11
Audio Amplifier 568-3476-5-ND 2.46 1.29
Battery Holder 1249K-ND 1.87 0.86
Totals: 132.97 50.98
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PackagingPackaging
Top
Back
Front
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PackagingPackaging
Left Side Right Side
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Overall System Test Overall System Test
![Page 36: Final Presentation Music Alarm Clock. Team Members Will Kalish Electrical Engineering Removable Media Device Audio Decoder Eric Womack Electrical Engineering.](https://reader034.fdocuments.net/reader034/viewer/2022051402/5697bfbc1a28abf838ca1acd/html5/thumbnails/36.jpg)
Questions?Questions?