Instructions

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Game and Knowledge in Electronics-Lab
Use your micro-controller to paint a rainbow in the
air, even if it is not raining and the sun is not shining.
You will need the tricolour LED, which is connected to
MO7 to MO9 as done previously. You can start the
programme with connections A-D and E-G.
Rainbow in the dark
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After switching on, you will see colourful light
flashes. Move the device back and forth
through the air. You now see colourful stripes.
Your device paints the colours of the rainbow
in the air. It looks best in the dark or in very
low light.