Programming Arduino UNO for multitasking will only require the logic behind how millis() work which is explained above. It is recommended to practice blink LED using millis again and again to make the ...

delay (500); digitalWrite (LED_BUILTIN, LOW); // turns off the LED. delay (500); Serial. println ("One cycle of on and off LED"); // prints a message after a cycle of turning the LED on and off.} ...

You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial Monitor window as 0 or 1, 0 meaning the button is not pressed and 1 that the button is ...