Contents

• Introduction
• Design Organization and Summary
  • Front Panel and Display Leds
  • Control and Datapath Design
• Block Diagram
• Control Fundamentals
• ASM Chart
  • The IDLE state
  • The DSPLY state
  • The EXEC state
  • The F1 state
  • The E1 state
  • The E.OP state
  • The E.IOT state
• PC Parallel Port
  • The PC parallel port
  • Inputting into the PD-PP
  • Outputting out of the PD-PP
• VHDL Code
  • Timing Glitches
• Testing the design
• Final Results
• About this document ...