franciscominajas

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Jul 7th, 2020
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  1. int IN3=5; //Entrada 3 conectada al pin 5
  2. int IN4=4; //Entrada 4 conectada al pin 4
  3. int ENB=9; //SALIDA DE PWM
  4.  
  5.  
  6. void setup() {
  7. pinMode(ENB,OUTPUT);
  8. pinMode(IN3,OUTPUT);
  9. pinMode(IN4,OUTPUT);
  10. Serial.begin(9600);
  11. }
  12.  
  13. void loop() {
  14.  
  15. if (Serial.available() ){
  16.       int dir = Serial.read();
  17.       analogWrite(ENB,255);
  18.       delay(10);
  19.   if (dir=='1'){
  20.   digitalWrite (IN3, HIGH);
  21.   digitalWrite (IN4, LOW);
  22.   dir=0;
  23.   }
  24.   if (dir=='2'){
  25.   digitalWrite (IN3, LOW);
  26.   digitalWrite (IN4, HIGH);
  27.   dir=0;
  28.   }
  29. }
  30. }
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