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12 lines
350 B
Markdown
12 lines
350 B
Markdown
---
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title: Low-cost sensing with LEDs
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date: 2009-04-15
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draft: false
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emoji: 💡
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tags:
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- from-tumblr
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---
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[hackaday.com](https://hackaday.com/2006/02/21/low-cost-sensing-and-communication-with-an-led/)
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Woah, you can use LEDs as ambient light sensors? I suppose it makes sense, why didn’t I think of this before! :P This could come in very handy.
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