SIGNASAFE

STATUS REPORT # 4

September 28, 2009

SignaSafe will help reduce cyclist to driver confusion by removing hand signals and

replacing them with and easy to see LED display.

Mitchell Martin, Christopher TuckerNatasha Richardson, Jonathan Morris

DESIGN MILSTONESSignaSafe will decrease the number of accidents from motor vehicle crashes with cyclists by removing confusing hand signals and replacing them with LED signals on the riders back.

TestingPhase 4 - 13 Nov.

2009

10% Building

Phase 3 - 16 Oct.

200945%

DesignPhase 2 - 30 Sept.

2009

90%

PlanningPhase 1 - 4 Sept.

2009

100%

COMPLETED TASKS Simplified system for use of only one

microcontroller

Random Pattern Coding for visual recognition

Programmed the Xbees for digital line passing

Signaling Code for left and right blinkers

ONGOING TASKS Brightness for LED’s (October 13)

Part Research Testing to derive value range

Team Website (October 3)

LED circuitry (October 7) Debating Circuit Part Research

Group/Individual Settings (October 19) Program Xbee through LilyPad

UPCOMING TASKS

finish shopping for parts and casing3.3V RegulatorPhotoresistorElectric Switch (upto 200mA of current)batteries

Draw Schematic

Team Poster/ Project Review

FUNCTIONAL BLOCK DIAGRAM

50%

75%

50%

25%

25%

45%

50%

50%

100%

20% 60% 40%

40%

Power Supply

50%

Power Supply

100%

Power Supply

50%

DEMONSTRATION

CONCLUSION