Table of Contents

INTRODUCTION

BACKGROUND

  • Basic Communications

    The People Involved

    Communication Devices Basics

    Client Background

    Notes From Existing Communication Aids

  • THE PROJECT

  • General Notes

    Hardware

    Software

  • CONCLUSIONS

    APPENDIX A: DIGITIZED SPEECH

    REFERENCES

     

    List of Figures

     

    Equation 1: Formula For Calculating Battery Life

     

    Figure 1: Set of Icons

    Figure 2: Arcade Button Wiring Diagram

    Figure 3: LCD to Amiga Parallel Port Wiring Diagram

    Figure 4: Simplified Diagram of Project Hardware

    Figure 5: Power Supplies

    Figure 6: Layout of Client Interface of Project

    Figure 7: Main Menu Screen

    Figure 8: Editing Screen From Quick Keys Selection

    Figure 9: Michael Submenu Screen

    Figure 10: Infinite List Selection Screen

    Figure 11: Infinite List Mode Screen

    Figure 12: Editor Screen From Infinite List Mode

    Figure 13: Client Interface Mapping

    Figure 14: Sine Wave Show Within an Arbitrary Measuring Framework

    Figure 15: Sine Wave With Intersection Points Marked

    Figure 16: Graph of Digital Rendition of Original Waveform

    Figure 17: Final Rendition of Waveform That the Computer Will Use

    Figure 18: Digitized Graphical Representation of the Word A

     

    Table 1: Power Supply Comparison

    Table 2: Quick Keys Selection Formation Based on Client Interface

    Table 3: Infinite List Selection

    Table 4: Conversion from Alphabetical List into Matrix

    Table 5: Button Assignment Within Infinite List Mode

    Table 6: LCD Display General Layout

    Table 7: LCD Examples

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