1. STAWC: Shopper Tracker and Wristband Chase-vehicle
ECE 477 Digital Systems Senior Design Project  Fall 2004
Team 8: The Digi-Jokers
STAWC: Shopper Tracker and Wristband Chase-vehicle
The shopping cart that follows you
After
Before
Analog to Digital
Interrupt
Ultrasonic Receiver on cart
Infrared Proximity detectors to avoid obstacles
UltraSonic Transmitter on Wristband
PWM motor control
Revolutionize the shopping experience
The Digijokers
Automatic Speed Control
Digijock(ette)-Strength Digital System DesignTM