18-549 Team 1: Reflex Project Presentation

18-549 Team 1: ReflexProject Presentation

Mid-semester Demo

Inbae Lee (inbaelee@cmu.edu), Paul Thurlow (pthurlow@andrew.cmu.edu), Ryan Frishberg (frish@cmu.edu), Siva

Srinivasan (siva@cmu.edu)

http://www.ece.cmu.edu/~ece549/spring07/team1/index.html

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System Architecture

SensorData

Raw Data

ProcessedData

Process Data

18-549 Team 1: Reflex Project Presentation

Status Update• Hooked up the accelerometer and

can get data responsively• Can get Bluetooth with Java and talk

to Wii-mote – cannot talk to Wii yet• Have not gotten to work with Flex

sensors yet

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18-549 Team 1: Reflex Project Presentation

Parts

Flex sensors (Left: Electrotap T303B, Right: Jameco Flex Sensor 15055)

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Sparkfun Triple Axis Accelerometer Breakout - ADXL330 (SKU#: Sense-ADXL330)

Tmote

18-549 Team 1: Reflex Project Presentation

Mid-semester Demo

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18-549 Team 1: Reflex Project Presentation

Next Steps• Quicker, smoother, more accurate

accelerometer data

• Hook up flex sensor and get that to work

• Bluetooth to the Wii (hopefully). Getting Wii Dev Kit to help us out

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18-549 Team 1: Reflex Project Presentation1/18/2007 8

18-549 Team 1: Reflex Project Presentation

Lessons Learned• Datasheets are helpful!• Bluetooth through Java….hard• Example programs (good ones) are

useful

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18-549 Team 1: Reflex Project Presentation

Tentative ScheduleWeek Number Progress

Week 7 Mid-semester Demo

Week 8 Prepare for Spring Break

Week 9 Have Flex Sensors Hooked Up

Week 10 Work on Performance of Reading Data, Make laptop bluetooth discoverable

Week 11 Tweaking for reading data; fool with Wii Dev Kit. Hopefully connect to Wii or start working on application for laptop

Week 12 Continue frantically from above

Week 13 Package product nicely -- demo

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18-549 Team 1: Reflex Project Presentation

Questions and Answers

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