BeHāv Student Behavior Feedback System
Overview Team What is BeHav In Action Features Design Risks Time-Line
Team Members Matthew Fargano Joshua Fedders Terrell Jones Nicholas Miller Mohamed Siddig Joseph Esler* *Software Systems Development Member
What is BeHav? A Wireless System for Modifying Learning Disabled Students Behavior A System for Tracking the Progress of Learning Disabled Students
In Action 53 Time Score 52
Features Wireless Small Size Long Battery Life Easy to Use Interface
System diagram Teacher Keyfob transmitter Main Hub Portable Reciever (Buzzer) Student PC/Laptop Analysis Psychologist USB/Serial
Key Fob Buttons MSP430 Transmitter BuzzerMain Hub
Key Fob HUBHUB LCD Display Buzzer Microcontroller LED Time Stamp Bus 1 KB Flash128B Ram Receiver
Main HUB Buzzers Data Serial/USB PC/Laptop
Microcontroller Texas Instruments MSP430F2013 Primary Functions: Process user input User feedback Data Storage Features 2kB Flash, 128B RAM 16MHz clock speed Low power 0.1-µA RAM retention 0.8-µA real-time clock mode 250-µA/MIPS active
RF Link uMiRF Transceiver 2.4 GHz Built in ceramic antenna Small size
Projected Costs MSP $4.00 uMiRF 2.4GHz$ segment LCD$15.00 PCB$50.00 Batteries$10.00 Total$105.00
Risks and Contingency Plan Risks: Power Consumption Data Loss RF Interference Data Collision Contingencies: Remove Hub Limit project scope Serial in place of USB
Team MembersResponsibility Nicholas Joseph Software Implementation Joshua Matthew Chip Programming Terrell Nicholas Mohamed PCB Layout Matthew Joshua UART Interfacing Mohamed Terrell LCD Interfacing Division of Labor
Schedule
TimeframeDesired Deliverables CDR 1.Initial Board Layout Rev 1 Milestone 1 1.Board Layout Rev 2 2.Working Prototype of BeHav 1 Milestone 2 1.Software Analysis 2.LCD Interface Expo 1.Complete BeHav Interface