Microcontroller User Interfaces

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The intent of this page is to document different styles of user interfaces for microcontrollers together with code ( any language ) to drive them. We could use some contributions, can you help?


Momentary Button

  • Pro Cheap, simple, uses only 1 bit port
  • Con If you use a bunch uses a lot of port bits

Rotery Switch Button

  • Pro
  • Con


Single Led

In its simplest form either on or off, slightly harder to read are various patterns of blinks.

  • Pro
  • Con

Multiple Led

  • Pro
  • Con

7 Segment Led