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kartonman

control led with button

Sep 2nd, 2021
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  1.  
  2. const int BUTTON = 2;
  3. const int LED = 3;
  4. int BUTTONstate = 0;
  5.  
  6. void setup()
  7. {
  8. pinMode(BUTTON, INPUT);
  9. pinMode(LED, OUTPUT);
  10. }
  11.  
  12. void loop()
  13. {
  14. BUTTONstate = digitalRead(BUTTON);
  15. if (BUTTONstate == HIGH)
  16. {
  17. digitalWrite(LED, HIGH);
  18. }
  19. else{
  20. digitalWrite(LED, LOW);
  21. }
  22. }
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