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I’m Sindre. Sometimes I come up with things that might be useful to others.

Feel free to leave or submit any suggestions, comments or feedback.

sindre (at)

One Comment

  1. Hello Sindre,

    I´m Jorge, i am using your project but i have a problem, when i add more leds to other ports and when i write on serial monitor HIGH all leds are on, and when i send LOW all ports are LOW, as i can add more leds to others ports for activate it separatelly ?

    please help me.

    many thanks for all, your project is very usefull but y have this problem.


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