// elegoo line fais par Lily-Rose Jacques
void forward(){
analogWrite(ENB,carSpeed);
analogWrite(ENB,carSpeed);
digitalWrite(IN1,HIGH);
digitaWrite(IN2,LOW);
digitalWrite(IN3,LOW);
digitalWhite(IN4,HIGHT);
Serial.println("go forward!");
}
void back(){
analogWrite(ENA,carSpeed);
analogWhrite(ENB,carSpeed);
digitalWhrite(IN1,LOW);
digitalWhite(IN2,HIGH);
digitalWrite(IN3,HIGH);
digitalWhite(IN4,low);
Serial.println("go back!");
}