1. Project Team: Nicholas Parrott, Erick Janampa ECE Faculty Advisor: Dr. John R. LaCourse Current Date: October 28, 2010 Project Completion Date: April, 2010 Instrumented Workboot

2. Problem Background  Health problems related to entering and exiting industrial sized trucks and equipment.  Solution:  Develop an Instrumented Workboot  Generate meaningful data for medical professionals

3. Project Definition The goal of this project is to develop an instrumented work boot that will measure and record impact forces and trajectories associated with foot contact.

4. Specific Design Objectives Input x(t) Data Collection Signal Analysis Graphical Display Output y(t)

5. Implementation  Block Diagram of System Implementation

6. Part 1: Data Collection  Force Sensing Resistors (FSR’s)  Accelerometer  Amplification  A/D Converter

7. Force Sensor Driver Circuit

8. Part 2: Signal Analysis  Sampling  Analog  Digital  Microcontroller  ADC/Memory

9. Part 3: Graphical User Interface  To display collected data  User-friendly  Three Force vs. Time graphs  Real time display

10. Part 3: Graphical User Interface  Expected Output of Force vs. Time

11. Testing  Determining the placement of the sensors  Data measured and recorded when user steps down  Calibration  Analog vs. Digital

12. Estimated Timeline – Fall Semester

13. Estimated Timeline – Spring Semester

14. Budget Projection Budget Estimates Item(s)Cost Sensor Package$117 Monolithic Op Amp (Driver Circuit)$0.44 9v Battery$2 Microcontroller and Components$50 Work Boots$75 Total Cost$244.44

15. Questions?