![Page 1: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/1.jpg)
SECON 2012Final Presentation
![Page 2: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/2.jpg)
Team
Michael HelmbrechtElectrical Engineer• Measurement Tasks• Course Construction
Chris NicholasComputer Engineer• Measurement Tasks• Course Construction
Kristin SharpElectrical Engineer• Measurement Tasks• Course Construction
Ryan RougeauElectrical Engineer• Navigation• PCB Design
Erin TateElectrical Engineer• Navigation• PCB Design
Jason WarrenComputer Engineer• Navigation• PCB Design
Dr. Robert ReeseAdvisor
![Page 3: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/3.jpg)
Outline
• Competition Overview• Practical Constraints & Related Testing• Technical Constraints & Related Testing• System Testing• Summary & Future Goals
![Page 4: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/4.jpg)
Outline
• Competition Overview– Playing Field– Tasks– Scoring• Preliminary Rounds • Final Rounds
![Page 5: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/5.jpg)
Playing Field• Carpet with white tape• Task Boxes• 4-Minute Rounds
![Page 6: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/6.jpg)
Tasks
• Approach Task Box• Take Measurement• Make Decision• Repeat
![Page 7: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/7.jpg)
Scoring• Qualifying Round:– Push start and move 1 ft.
• Preliminary Rounds: 3 Rounds– Average of the three scores– Top 6 teams advance to finals
• Final Round:– Team with highest score wins
• Points:– 100 initial points per round– +10 points for correct decisions– –10 points for incorrect decisions
![Page 8: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/8.jpg)
Outline
• Practical Constraints & Related Testing– Modular Design• PCB parts placed with headers• FSM coding style
– Troubleshooting• Bluetooth and debugging testing
![Page 9: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/9.jpg)
Modular Design• PCB Layout
PCBPIC24 Breakout Board
Bluetooth Module
Motor ControlBreakout Board
![Page 10: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/10.jpg)
Modular Design• FSM Coding Style– Separate states for
Navigation and Measurement programming
![Page 11: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/11.jpg)
Troubleshooting
• Bluetooth and Debugging Testing– Bully Bootloader COM ports
![Page 12: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/12.jpg)
Outline
• Technical Constraints & Related Testing– Voltage– Capacitance– Temperature– Waveform– Navigation
![Page 13: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/13.jpg)
Voltage Testing
![Page 14: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/14.jpg)
Voltage Testing
![Page 15: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/15.jpg)
Voltage Testing
Plate Voltage Measured Voltage Multimeter Reading Percent Error
15V 3.08V 3.16V 2.5%
11V 2.68V 2.76V 3.0%
9V 2.48V 2.55V 2.7%
0V 1.59V 1.64V 3.0%
-9V 0.70V 0.73V 4.0%
-11V 0.50V 0.53V 5.7%
-15V 0.10V 0.12V 16.7%
MAX VOLTAGE MIN VOLTAGE THRESHOLDS15V -15V 9V < V < 11V
![Page 16: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/16.jpg)
Capacitance Testing
![Page 17: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/17.jpg)
Capacitance Testing
![Page 18: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/18.jpg)
Capacitance Testing
Plate Capacitance Measured Capacitance Percent Error
10.7μF 11.4μF 6.5%
1.01μF 1.06μF 5%
46.9nF 56.9nF 21%
MAX CAPACITANCE MIN CAPACITANCE THRESHOLDS10.0μF 10.0nF 100nF< C < 1μF
![Page 19: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/19.jpg)
Temperature Testing
![Page 20: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/20.jpg)
Temperature TestingPlate
TemperatureMeasured Plate
TemperatureMeasured Ambient Temperature
68.7F 69.7F 76.4F
75.0F 75.6F 76.4F
89.6F 89.6F 76.4F
102F 102F 76.4F
![Page 21: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/21.jpg)
Waveform Testing
Output waveform
Input waveform
Vref
+
-
![Page 22: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/22.jpg)
Waveform Testing
![Page 23: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/23.jpg)
Waveform TestingSquare Wave Sawtooth Wave
Vref
![Page 24: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/24.jpg)
Navigation Testing
• Line Sensing• Distance Sensing
![Page 25: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/25.jpg)
Line Sensor Testing
• Sensor Mounting
![Page 26: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/26.jpg)
Line Sensor Testing• Proportional Drive
-4 -3 -2 -1 1 2 3 4
• Each sensor has:– Priority– Weight
![Page 27: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/27.jpg)
Line Sensor Testing
• LabVIEW Debug
![Page 28: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/28.jpg)
Line Sensor Testing
Test Type Laps Attempted Laps Successful Rate of Success
Initial Line Following: Non-Latching
25 12 48%
Post-Debugging: Latching
25 21 84%
• Discovered a latching turn state helped stay on line
![Page 29: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/29.jpg)
Distance Sensor Testing
Location Actual Distance (cm)
Test 1Count
Test 2Count
Test 3Count
Test 4Count
Test 5Count
Average Count
Out of Range > 17 53 75 80 73 68 70
Stop Line 11.2 354 297 362 309 312 327
Contact with Box 1.8 703 688 633 629 641 659
![Page 30: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/30.jpg)
Outline
• System Testing– Integration testing– Demo video
![Page 31: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/31.jpg)
System Testing
• Integration of both subsystems• Ensure probes are accurate and relays
switch correctly• Measurement must be taken once box
is reached and before decision is made
![Page 32: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/32.jpg)
System Testing
![Page 33: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/33.jpg)
Outline
• Summary & Future Goals– Timeline– Future goals• Fix Bugs• Populate PCB• Improve performance
![Page 34: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/34.jpg)
TimelineAugust September October November December
Strategy and Course Construction
Research and Purchasing
Programming
Circuit Design
Debugging
Prototype
![Page 35: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/35.jpg)
Fix Bugs
• Three bugs to correct– Measurement• Transition between tests
– Navigation• Right turn problem• Box approach error
![Page 36: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/36.jpg)
Populate PCB
![Page 37: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/37.jpg)
Improve Performance
• Balance speed with reliability of navigation and measurements
• Improve measurement accuracy• Finalize entire package– Sensor and probe location– Mounting of PCB
![Page 38: SECON 2012 Final Presentation. Team Michael Helmbrecht Electrical Engineer Measurement Tasks Course Construction Chris Nicholas Computer Engineer Measurement](https://reader031.vdocument.in/reader031/viewer/2022020802/5a4d1ad57f8b9ab059972e62/html5/thumbnails/38.jpg)
SECON 2012Final Presentation