1. EMRAM Mini-Sumo Project INNOVATIONS

2. EMARAM INNOVATIONS Team Members: Nick Enriquez Project Manager, MCU Programmer, PCB Design Christian Marquez Parts Requisition, Sensors, Programming Support Christopher Reyes Presentation Editor, Motors, Power Supply Support Catherine Acain Reports Editor, Power Supply, PCB support Isai Michel Webmaster, Body & Mechanics, Programming support

3. “The Juggernaut”

4. PROJECT OVERVIEW Mini-Sumo Competition Design Specifications –500g maximum weight –10cm x 10cm maximum width and length –No destructive techniques Our Design Approach –Robust Frame –High Torque –Simple but effective software implementation

5. Body & Mechanics

6. Track system Sprocket Idler Tracks

7. Finished goals Chassis Track traction system –Sprocket –Idler –Track –Coverings Bumper PCB and component mounting

8. Vehicle demonstration

9. Motors

11. SERVO MODIFICATION

13. Pulse Width & RPM Testing

14. Sensors

16. Photo Sensor QRD1113 Reflective Object Sensors (Fairchild Semiconductors) 4.36 V swing (4.59 V to 228 mV) from black to white surfaces 1 V - Threshold

17. Distance Sensors 400 mV - Threshold

18. Distance Sensors

19. Power Supply

20. Lithium Ion Polymer Battery 3.7 V each3.7 V each 7.6 V Total Provided7.6 V Total Provided Light-Weight: 0.7oz.Light-Weight: 0.7oz. Easy to Charge/ RechargeEasy to Charge/ Recharge

21. Voltage Regulation Schematic

22. Battery & Power Supply Specs Current Draw: 650mA – 750mACurrent Draw: 650mA – 750mA Power: 4.94W-5.7WPower: 4.94W-5.7W Battery Rating: 800mAHBattery Rating: 800mAH Actual Charge Rating: 780mAHActual Charge Rating: 780mAH Avg. life (fully charged): 45 minutesAvg. life (fully charged): 45 minutes

23. Microcontroller & PCB Layout

24. PRINTED CIRCUIT BOARD

25. SYSTEM INTEGRATION

26. YES Are we at the boundary ? Is enemy in range? MODE: Pull-Away MODE: Attack NO 5-second delay MODE: Turn and Seek Program Start YESNO Algorithm Flowchart

27. Freescale MC9S12C32 Hardware: –Module Utilization –Programming via BDM Port –Removal of components Software: –Delay function 5-Second Start Delay Line Sense Function –Phototransistors Priority ADC Threshold Value = 0x32 –IR Proximity Sensors ADC Threshold Value = 0x15 –Motors Utilizing PWM vs. Bit banging Controlled by adjusting Duty Cycle

28. Functional demonstration

29. Project Scheduling & Budget

30. GANTT CHART

31. ‘BEFORE’ and ‘AFTER’

32. Questions?