1. ECE 477 Final Presentation Team 14  Spring 2013 Paste a photo of team members with completed project here. Annotate this photo with names of team members. Back: Jiaqi Jiang Nathan Begle Front: Chang Yoon Kim Jordan Gaines

2. Outline Project overviewProject overview Block diagramBlock diagram Design challengesDesign challenges Individual contributionsIndividual contributions Project demonstrationProject demonstration Questions / discussionQuestions / discussion

3. Project Overview Autonomous robot with multiple modes of operationAutonomous robot with multiple modes of operation –Follow, run away, manual control Infrared sensors to detect warm bodiesInfrared sensors to detect warm bodies Ultrasonic sensors to avoid obstaclesUltrasonic sensors to avoid obstacles Bluetooth transmission of infrared-array and movement dataBluetooth transmission of infrared-array and movement data Battery-powered with fuel gaugeBattery-powered with fuel gauge

4. Block Diagram

5. Design Challenges QFN package implementationQFN package implementation Software development delaysSoftware development delays Schematic design errorsSchematic design errors Mechanical part failureMechanical part failure Infrared sensor tracking abilitiesInfrared sensor tracking abilities Microcontroller clock frequencyMicrocontroller clock frequency

6. Individual Contributions Team Leader – Nathan BegleTeam Leader – Nathan Begle Team Member 2 – Jordan GainesTeam Member 2 – Jordan Gaines Team Member 3 – Jiaqi JiangTeam Member 3 – Jiaqi Jiang Team Member 4 – Chang Yoon KimTeam Member 4 – Chang Yoon Kim

7. Team Leader – Nathan Begle Component ResearchComponent Research - Microcontroller and fuel gauge PCB LayoutPCB Layout - helped with PCB layout Software DevelopmentSoftware Development - Android App - Bluetooth interface Software Test and DebuggingSoftware Test and Debugging DocumentationDocumentation –Software report and Design Constraints

8. Member 2 – Jordan Gaines Component ResearchComponent Research –Melexis IR sensors Initial schematic designInitial schematic design –Motor controller, Micro, I2C switch, voltage regs, charge controller PCB LayoutPCB Layout –2 nd and 3 rd revisions Software DevelopmentSoftware Development –Ultrasonic drivers –IR sensor communication and calculation –General debugging and development DocumentationDocumentation –Final report documents, Reliability analysis, Initial schematics.

9. Member 3 – Jiaqi Jiang Component ResearchComponent Research - Motors and voltage regulator PCB LayoutPCB Layout - 1 st revision Software DevelopmentSoftware Development - Fuel gauge - Motor controller and servo Software Test and DebuggingSoftware Test and Debugging DocumentationDocumentation - PCB layout report - Ethical and Environmental impact analysis report

10. Member 4 – Chang Yoon Kim Component ResearchComponent Research –Acquisition of Melexis IR sensors Software DevelopmentSoftware Development –Initial ultrasonic software prototyping Hardware DevelopmentHardware Development –PCB Soldering (Initial breakout boards, I2C, voltage regulators, motor controller) –IR Sensor mount design DocumentationDocumentation –Final report documents, Patent Liability analysis, Packaging analysis VisualsVisuals –CAD Models, Poster, Pictures, Videos –Website

11. Project Demonstration 1.Ability to charge/regulate battery and show charge level 2.Ability to track a random person and follow them 3.Ability to avoid running into obstacles 4.Ability to show temperature gradient from IR sensor on android device 5.Ability to flee from a person Youtube LinkDirect Link

12. Questions?