buzzcard access system for westminster christian fellowship matthew habib ayush samantroy daniel van...
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![Page 1: BuzzCard Access System for Westminster Christian Fellowship Matthew Habib Ayush Samantroy Daniel van Kley Adam Sakautzky ECE 4007 L01 March 3, 2008](https://reader035.vdocument.in/reader035/viewer/2022062517/56649f1f5503460f94c36e8c/html5/thumbnails/1.jpg)
BuzzCard Access System for Westminster Christian Fellowship
Matthew HabibAyush Samantroy
Daniel van KleyAdam Sakautzky
ECE 4007 L01
March 3, 2008
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Overview
• Magnetic cards for access into WCF• Database of active users• Audit trail• Web-based administration• Cost: $870
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Technical Objectives
• ISO 7810/7811 compliance• 5 second response time• 5% false negative rate• Secure offsite backup• 12 hour battery backup
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Single Board Computer
• Technologic TS-7250• Small power footprint• Debian Linux• Serial, USB, and Ethernet• Digital I/O• 5V DC• $150
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HID Magnetic Stripe Reader
• Dorado 6453• ISO 7810/7811 compliant• Weatherproof• 5V, 30mA DC• $150
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Magnetic Card Reader
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Door Locks
Electric Strike:• Replaces existing door strike• 12V, 300mA DC• $150
Magnetic Lock:• Alternative to door strike• 12V, 100mA DC• $400
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User Access Flow
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Power Schematic
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Demonstration
Objectives:• Allow access with valid card only• Generate accurate access log• Administer system via web browser• Operate system on battery backupQuality Assurance:• Test false positive/negative rate
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BudgetComponent Cost
Magnetic Card Reader $150 (ea.)
Technologic TS-7250 SBC $150
Electric locking mechanism $150 (ea.)
Electric wiring $100
Data cables (Serial) $10
Data cable (Cat5e) $20
Conduit $50
Enclosure $180
Backup lead-acid battery $60
TOTAL $870
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Current Status
Completed:• Acquired hardware• Initialized SBC• Tested hardware• Analyzed existing code
Pending:• Develop web interface• Develop backend program• Install hardware at WCF• Test integrated system
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Questions?