Mouse/Joystick Ports (DB9 Male)


  Mouse:                                Light Pen:

  Pin 1: Mouse Vertical                 Pin 1: Unused
  Pin 2: Mouse Horizontal               Pin 2: Unused
  Pin 3: Mouse Vertical Quadrature      Pin 3: Unused
  Pin 4: Mouse Horizontal Quadrature    Pin 4: Unused
  Pin 5: Mouse Button 3 (Middle)        Pin 5: Light Pen Press
  Pin 6: Mouse Button 1 (Left)          Pin 6: *Light Pen (Capture Beam Pos)
  Pin 7: +5V (50 mA maximum.)           Pin 7: +5V (50 mA maximum.)
  Pin 8: Ground                         Pin 8: Ground
  Pin 9: Mouse Button 2 (Right)         Pin 9: Unused

  Digital Joystick:                     Analog (Proportional) Joystick:

  Pin 1: *Forward                       Pin 1: Button 3
  Pin 2: *Back                          Pin 2: Unused
  Pin 3: *Left                          Pin 3: Button 1
  Pin 4: *Right                         Pin 4: Button 2
  Pin 5: Unused                         Pin 5: Pot X (Horizontal Control)
  Pin 6: *Fire                          Pin 6: Unused
  Pin 7: +5V (50 mA maximum.)           Pin 7: +5V (50 mA maximum.)
  Pin 8: Ground                         Pin 8: Ground
  Pin 9: Fire Button 2                  Pin 9: Pot Y (Vertical Control)


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