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Electronic Bag Toss Progress Report Presentation. Group Members: Tim W illiams Richard Deward Advisors: Professor Miller Professor Nattu Senior Design Winter 2012. Project Design Overview. Design Objective To create a fully a utomated bag toss scoring system Design Components
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Electronic Bag TossProgress Report Presentation Group Members: Tim Williams Richard Deward Advisors: Professor Miller Professor Nattu Senior Design Winter 2012
Project DesignOverview • Design Objective • To create a fully automated bag toss scoring system • Design Components • Microcontroller • Wireless communication between boards • Bag Toss scoring algorithm • Bag placement sensors for all possible locations • User Interface • Score Display
Design Requirements • Hit or Miss • Bags in or on board • Bags that miss completely • Team Identification • Alternating throws • Bag Displacement • Bags that fall off no longer count
Score Tracking • Main Issues: Missed Bags, Team Differentiation • Option 1: Weight Sensors • Potential Problems: Accuracy, Robustness • Option 2: Image Processing • Potential Problems: Camera location • Option 3: RFID Tags • Potential Problems: Antenna Range, Tag Collision
RFID Reader SM130 13.56 MHz Parallax 125 kHz Serial
Motion Sensor • Passive Infrared Sensor (PIR) • Power range 5 – 12V • Range of up 20ft
Bags that Miss • Display (Score/Timer) • LCD Screen • LED • 2. Pushbuttons • Score Correction • Game Speed
Sound FX/ Power Options • Sound Effect Options • WAV/AD4 SD Card Audio Player Module • Power • Plug into Outlet • Rechargeable Battery
Wireless Communication • ZigbeeXbee Starter Kit • 300ft Range • Zigbee802.15.4 wireless communication
Work Division • Richard Deward • Antenna Design/Calibration • Wireless Communication • Power Circuit • Sound FX • Tag to Bag Integration • Hardware Construction • Tim Williams • RFID Reader Setup • PIR Integration • Scoring Algorithm • Scoring Display • User Interface • Turns Timer
Specifications • Scaled Down Version of ACA standards for Demo Purposes: • 20 1/8” L x 10 ½” W x 1 ½” D • Bags: 2 ½ x 2 ½ ” • Playing distance 10 – 14ft
Standards • Zigbee XBEE Wireless Communication Kit • IEEE Standard 802.15.4 • C Programing language • Mifare Standard (ISO/IEC 14443 Type A contactless smartcard) • Engineering Ethics