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Jonathan Calderon Jayme Lee Brandon Ray Kyle Ingram

Jonathan Calderon Jayme Lee Brandon Ray Kyle Ingram. What is Fridgenius ?. Fridgenius is a high tech fridge accessory which allows users to track and maintain information regarding their food items. Imagine…. Housemates share the same fridge Full of assorted food items

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Jonathan Calderon Jayme Lee Brandon Ray Kyle Ingram

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  1. Jonathan Calderon • Jayme Lee • Brandon Ray • Kyle Ingram

  2. What is Fridgenius ? Fridgenius is a high tech fridge accessory which allows users to track and maintain information regarding their food items

  3. Imagine… • Housemates share the same fridge • Full of assorted food items • Two people claim the same item • Whose is it? • Fridgenius knows!

  4. User Process • Enroll a personal ID via the fingerprint scanner • Log in to account after identification is validated • Add items to account using a barcode scanner • Measurements can be made with the Bluetooth scale • All records/information viewed with the LCD screen

  5. UART UART SPI/I2C UART UART EMC

  6. Board Layout PCB Artwork PCB Assembly

  7. Team Member Responsibilities • Jonathan Calderon – Wifi/LCD • Jayme Lee – Power/Fingerprint Scanner • Brandon Ray – Memory/Barcode Scanner • Kyle Ingram – Bluetooth Module/Scale

  8. Fingerprint Scanner ADH GT-511C3 Fingerprint Scanner • UART communication • Sensor takes three pictures per enrollment • Groups all pictures into one large string of data Properties • 1:1 verification and 1:N identification • Enrolls up to 20 users

  9. Memory Micron MT48LC32M16A2P SDRAM • 512Mb (32M X 16) • Used to store data • LCD images • Fingerprint enrollments • Food item information

  10. Bluetooth Scale/Module Bluetooth Module RN41XVC-I/RM • Short range wireless communication • Used to receive measurements from the Bluetooth scale Reflex NutriCrystal Scale • Can weigh up to 5000g • Has a range of 33 feet

  11. Barcode Scanner Honeywell MS5145 Eclipse • Scan an item by its barcode • Add item to users account Properties • DB9 – UART interface • Interrupt driven

  12. LCD Touchscreen NHD-5.0-800480TF LCD Display • View food items and user information • User interface for system Properties • 5.0’’ capacitive TFT • 24-bit RGB interface • 800x480 pixels

  13. Wifi Wifi Module RN171XVW-I/RM • Uses wireless connection to pull data from online resources • **Used for future implementation**

  14. Future Implementations • Recipe suggestions • User profile music playlist • Audio streaming • Digital receipt scanner • Freshness tracker • Shelf load sensors

  15. Problems Faced • Shipping delays • Pin connections and wrong traces • Time to implement all subsystems • One group member withdrew from class

  16. Applicable Advice • Plan ahead • Use debugging tools • Avoid unforced errors • Seek support from the TA

  17. Special Thanks To… Professor Johnson Eric Goodman ECE Department ECE Shop Our Sponsors

  18. Fridgenius Questions? Questions?

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