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Mar 25th, 2019
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C++ 0.25 KB | None | 0 0
  1. int n=0;
  2. int estado=0;
  3. void setup(){
  4.   Serial.begin(9600);
  5.   pinMode(3, INPUT);
  6. }
  7.  
  8. void loop(){
  9.   if (digitalRead(3)==HIGH && estado==0){
  10.     n++;
  11.     estado=1;
  12.     Serial.println(n);
  13.   }
  14.   if (digitalRead(3)==LOW){
  15.     estado=0;
  16.   }
  17. }
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