Matrix of leds

244

04:01:17

Through just 9 switches you can control 20 leds. It's very useful for a lot of applications, like small keyboards or any other microcontrolled circuits.

published 2 years ago

wyoelk

2 years ago

Do a search for "keypad" to see other configurations

AmbrusLucas

2 years ago

I will, thank you very much

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