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Detented Joystick for Cerebral Palsy: Design Solutions & Specifications

Join ECE 480 Team 4 as they present an innovative detented joystick design for individuals with CP. Explore detent adjustment, USB connectivity, and ideal actuator specifications for improved user experience. Discover Branden's story and the team's project development journey.

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Detented Joystick for Cerebral Palsy: Design Solutions & Specifications

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  1. Team Members Scott Friedman Nate Hyde AdiMathew Peter Ossian Yongjiao Yu Facilitator Dr. Robert McGough Project Liaison Stephen Blosser ECE 480 Team 4 Branden’sDetented Joystick Sponsored by: Resource Center for Persons with Disabilities (RCPD)

  2. AGENDA • Introductionby Nate • Current Joystick Design by Adi • Design Specifications by Yongjiao • Ideal Design Solution by Pete • Project Managementby Scott • Summaryby Nate

  3. Cerebral Palsy (CP) Disorders affecting brain and nervous system function Symptoms Abnormal muscle contractions Loss of coordination Partial paralysis Loss of speech

  4. Current Joystick Design Detents : Why ? How ?

  5. Current Joystick Design Position sensing using Gray Code

  6. DELIVERABLES: • Adjustable number of detents • Adjustable detent force • USB output & connectivity Design Specifications

  7. Ideal Design Solution Hardware Design Two Actuators -position sensing Load Sensor

  8. Ideal Design Solution • Software Design

  9. Research State of the Art Concept Creation Prototype Development Product Testing Phase 1 Phase 2 Phase 3 Phase 4 Concept to Production Timeline Project Development

  10. Budget Justification

  11. SUMMARY • Branden’s story - CP individuals • Current joystick model • Design specifications • Our Design: • Dual actuator movement • Arduino microcontroller • USB compatibility • Personnel, timeline & budget

  12. THANK YOU! QUESTIONS？

  13. Ideal Actuator Specifications: • Max Load: 40 N • Position precision: 0.01mm • Minimum 40 mm/s of no-Load speed • Duty Cycle of 20% Design Specifications

  14. Ideal Actuator Specifications: • Packaging • Vertically mounted • Maximum 8 in of extended size • 50mm length of travel stroke Design Specifications

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