HamsterCraftSpecial Sensor

Joey Siracusa

Computer Engineering

3/19/2015

Electrical/Computer Design

PS2 Mouse Cable– Data, Clock– Power, Ground

PS2 Protocol: “Remote Mode”– Mouse uses on-board

counters to store encoder ticks until read by host

Poll multiple mice, store data

Average data between three mice, and average data over time

Mechanical Design

Interior pieces of mouse could block hamster ball movement

Experimented with three mice to ensure no plastic blocked hamster ball

Replicated design in Solid Works

Mechanical Design

Sensor Testing

Improvements

joeysiracusa@gmail.comhttps://sites.google.com/site/joeys7robot/

Ribs– Orange ribs intended to

hold hamster ball are too large – will be shrinking.

3D Printed Friction– Mouse balls encounter

too much friction with the mount – need to file away plastic.

– Frank has trouble moving the ball.