Enhanced Gaming and Pointing6.111 Final ProjectDavid DryjanskiAndrew PinkhamApril 22, 2005Overviewz Main Idea: Convert Video gaming into a more virtual experience, and allow the disabled to more easily use their computerz Project will replace the existing joystick functionality of the Xbox controller with a physical body sensing interface. z 5 degrees of control: 3 for head movement and 2 for body movement.z The composite xbox video will be partitioned into 4 different VGA outputs to be displayed on separate screens, allowing for a better multiplayer experience.Overall Block DiagramDivision of Laborz Headset Interface – Andrewz Video Interface – Davidz VGA Splitter – Andrew and Davidz Data Conversion – Andrew and DavidHeadsetz Includes 2 sensors: z Hall-effect compass sensor to measurerotation z A 2-axis accelerometer to measure inclinationz Computer control signals will be generated to replace photosensors in a ball mouse, as well as PS/2Headset Block DiagramVideo Interfacez Will consist of a camera with a top-view of the player’s position.z Will use edge detection to determine the player’s direction/position.z Will map the analyzed information into the correct format for the Xbox/PC.Video Block DiagramVideo FSMSRAM SRAMFrame ComparatorEncoderOutput Position(XOR)CurrentPastVGA Splitter DiagramTimelinez April 25 – Working simulations of all modulesz May 2 – Functional interface with Xbox/PCz May 9 – Completed Testing Æ Fully functional
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