#define stepMotor_Amais 17
#define stepMotor_Amenos 18
#define stepMotor_Bmais 16
#define stepMotor_Bmenos 15

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(stepMotor_Amais, OUTPUT);
  pinMode(stepMotor_Amenos, OUTPUT);
  pinMode(stepMotor_Bmais, OUTPUT);
  pinMode(stepMotor_Bmenos, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite( stepMotor_Amais, HIGH);
  digitalWrite( stepMotor_Amenos, LOW);
  digitalWrite( stepMotor_Bmais, HIGH);
  digitalWrite( stepMotor_Bmenos, LOW);
  delay(200); // this speeds up the simulation
  digitalWrite( stepMotor_Amais, LOW);
  digitalWrite( stepMotor_Amenos, HIGH);
  digitalWrite( stepMotor_Bmais, HIGH);
  digitalWrite( stepMotor_Bmenos, LOW);
  delay(200); // this speeds up the simulation
  digitalWrite( stepMotor_Amais, LOW);
  digitalWrite( stepMotor_Amenos, HIGH);
  digitalWrite( stepMotor_Bmais, LOW);
  digitalWrite( stepMotor_Bmenos, HIGH);
  delay(200); // this speeds up the simulation
  digitalWrite( stepMotor_Amais, HIGH);
  digitalWrite( stepMotor_Amenos, LOW);
  digitalWrite( stepMotor_Bmais, LOW);
  digitalWrite( stepMotor_Bmenos, HIGH);
  delay(200); // this speeds up the simulation
}