- Ultimate computer case fan controller: you got 6 analog inputs and 6 PWM outputs.
- Fountain and/or lights that respond "happy to see you" via proximity and/or motion sensors.
- Ham radio Morse code keyer/propagation beacon.
- A small ball of individually addressable LEDs.
- Fail Safe lock using keypad, LCD, electric deadbolt with optional proximity sensor.
- Colour following robots: Two or more robots that follow lines of a certain colour, so on follows blue the other follows Red.
Friday, March 12, 2010
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