1. Team 4: Project Forget-Me-Not
ECE 477 Digital Systems Senior Design Project  Fall 2010
Team 4: Project Forget-Me-Not
Project Overview
Project Forget-Me-Not is a child seat monitor for use in vehicles.
Detects the presence of a child in a child safety seat and will sound an alarm, roll down the windows, and unlock the car if a child is left in a car.
Interfaces directly with the government-mandated OBD-II port to detect vehicle state.
OBD-II port is available in all vehicles manufactured since 1996.
Project Specific Success Criteria
An ability to determine the operating state of the vehicle via the OBD-II port. 
An ability to determine the presence of a child in a safety seat. 
An ability to use multiple safety seats in one vehicle. 
An ability to sound an audible alarm when the ignition is turned off. 
An ability to interface directly to the internal vehicle CAN.
System Control Flow
Initialize
Wait for interrupts
Ignition off
Check child flag
If present, start timer
Timer expired
Sound Alarm
CAN operations (windows, locks, etc)
Door open
Check child & ignition flags
Sound chime
Child put in/taken out of seat
Ignition on
Car Side
Car Seat Side
Digijock(ette)-Strength Digital System DesignTM