1. ECE 477 Senior Design Group 5  Fall 2005 Paste a photo of team members with completed project here..

2. Outline Project overviewProject overview ECE 270 knowledge usedECE 270 knowledge used Project demoProject demo

3. Project Overview Intelligent Mailbox System (IMS) Fingerprint identification security systemFingerprint identification security system New mail/package notification through e-mailNew mail/package notification through e-mail Embedded web server to host account management interface for the mailbox systemEmbedded web server to host account management interface for the mailbox system Targeted towards university dormitories and P.O. BoxesTargeted towards university dormitories and P.O. Boxes

4. Project Overview

6. ECE 270 Knowledge Used State Machine Design (Moore Machine)State Machine Design (Moore Machine) Driving LEDs (Sinking current)Driving LEDs (Sinking current) Use of switch debouncing circuitUse of switch debouncing circuit Decoupling capacitors (between Vcc and GND) must be used to supply extra current during transitions to CMOS ICs How to read electrical characteristics in datasheetsHow to read electrical characteristics in datasheets Tie unused inputs to a known stateTie unused inputs to a known state Electrostatic DischargeElectrostatic Discharge Pull-up resistorPull-up resistor Bus fightingBus fighting

7. Project Demo 1.Ability to detect presence of mail in box using optical sensors 2.Ability to securely lock and unlock mailbox using solenoid 3.Ability to send e-mail notification of changes in mailbox status 4.Ability to sense door opened/closed status using phototransistor sensor 5.Ability to configure mailbox system remotely via an embedded web server Demo Video

8. Questions / Discussion