IntelliCart IntelliCart TMTM

Automated Shopping and Checkout Automated Shopping and Checkout SystemSystem

IntelliCart IntelliCart TMTM

Automated Shopping and Checkout Automated Shopping and Checkout SystemSystem

Peter Dao, Joseph Esler, Brett Halper, Jason Price

Objective:

► To create an automated shopping and checkout system with wireless communication between an embedded system on a cart and an RFID tag on merchandise.

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Joseph (ECE): Software Systems Development

Brett (EE): Wireless and Hardware Design

Jason (EE): Embedded Systems Design

Peter (ECE): Hardware-Software Interface

Division of Labor:

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High-level DiagramHigh-level DiagramHigh-level DiagramHigh-level Diagram

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Mid-level DiagramMid-level DiagramMid-level DiagramMid-level Diagram

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Low-level DiagramLow-level DiagramLow-level DiagramLow-level Diagram

Hardware:

Deliverable: 125 kHz ID-20 RFID Reader with RFID tag Graphic LCD (160x128) Power system Altera Cyclone II FPGA Magnetic stripe card reader Keyboard Memory/Storage to be determinedOptional: DE2 development board Load Cells Bluetooth module(s) 2-line/16 segment LCDs

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FPGA implementation:

Cyclone II EP2C35 FPGA 2 NIOS II soft-core processors – 50 MHz Storage – on chip, flash, SRAM GPIO - UART

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Software:

Java Micro Edition (ME) Java Virtual Machine (JVM) NetBeans IDE 6.5 (Software Development) Quartus II 8.1 (Altera DE2 Development) Altium Designer 6 (PCB Layout)

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Software:

Automatic totaling ASCII parsing (RFID and magnetic stripe readers) Item lookup GUI Electronic receipt (sent via e-mail) Pricing updates (in centralized database)

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Static Class Diagrams

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Interfaces:

HW/SW Partition

Hardware Synthesis

Software Implementation HW/SW Interface

Integration and Test

Interfaces (cont.):

RS-232 Serial:• RFID Readers• Magnetic Stripe Reader• Bluetooth Modems• Keyboard

Large LCD: KS0108B Small LCDs: HD44780

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Budget:Component Manufacturer Price

FPGA Altera $80

Memory/Storage   $50

PCB Fabrication Advanced Circuits $100

LCDs Toshiba $100

Keyboard   $30

Load Cells   $200

CC Reader IDTech $40

Bluetooth Roving Networks $200

RFID Readers ID Innovations $150

Power System National / Fairchild $100

Printing/Binding Kinko’s $50

Fabrication Classes   $100

Misc. Parts $200

Total   $1,000 (+)

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Risk Analysis: Team skills:

• Unfamiliar with mechanical design• Unfamiliar with PCB design

JVM implementation Bluetooth implementation Memory required for GUI Power requirements Overall cost

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Schedule:

Optional:

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