Emotional_Series7814@piefed.zip to NiceMemes@sopuli.xyzEnglish · 4 months ago

LERs (light-emitting resistors)

31

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LERs (light-emitting resistors)

Emotional_Series7814@piefed.zip to NiceMemes@sopuli.xyzEnglish · 4 months ago

31

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yucandu@lemmy.world
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4 months ago
Yeah but did you know LEDs are also photodiodes? You can shine a light on them and read that as input voltage.

This guy has a great project where he turns his LEDs into a programming interface using his phone’s flashlight:

https://www.youtube.com/watch?v=IHD3ji-F600

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