Direct Access

With Direct Access or Direct Selection the person is able come into direct contact with the AAC system whether it be through pointing or by eye gaze  Some examples of Direct Selection include:

  • Touch -- the person touches the AAC system directly

  • Touch with a head pointer or other modifications (e.g., stylus, pointer, etc.)

  • Headtracking -- using infrared sensors and a reflective dot on the forehead the person can make selections on a speech generating device

  • Eye gaze with or without a light/laser pointer (low-tech)

  • Eye gaze technology with a speech generating device (high-tech)

Directed Scanning

  • Mouse Emulation/Joystick -- the person uses a mouse, joystick or trackball to control the cursor and make selections on a speech generating device