Creating a password that needs to be entered through buttons to activate a servo motor

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The code with bounce2 library works perfectly with some adjusts due the circuit.

button[i].fell();
button[i].attach(buttonPin[i], INPUT_PULLUP);

Changed to:

button[i].rose();
button[i].attach(buttonPin[i], INPUT);

The output:

Captura de tela de 2023-02-08 20.16.22

22

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