#define modt1 23 // cria constante mot1 para controle motor via ponte H
#define mot2 22

void setup(){

pinMode(mot1, OUTPUT);
pinMode(mot2, OUTPUT);

}

void loop(){

digitalWrite(mot1, HIGH);
digitalWrite(mot2, LOW);
delay(1000);
digitalWrite(mot2, HIGH);
digitalWrite(mot1, LOW);
delay(1000);

}