Código de teste para o motor de passo, girando em um único sentido

teste_passo_a_passo.ino

#include <Stepper.h>

const int stepsPerRevolution = 200;  // change this to fit the number of steps per revolution
// for your motor

// initialize the stepper library on pins 8 through 11:
Stepper myStepper(stepsPerRevolution, 2, 3, 4, 5);

int stepCount = 0;         // number of steps the motor has taken

void setup() {
  // initialize the serial port:
  myStepper.setSpeed(300);
  pinMode(10,OUTPUT);
  pinMode(9,OUTPUT);
  Serial.begin(9600);
  delay(1000);
}

void loop() {
  digitalWrite(9, HIGH);  // Enable 1 do driver
  digitalWrite(10, HIGH); // Enable 2 do driver
  // step one step:
  myStepper.step(1);
  Serial.print("steps:" );
  Serial.println(stepCount);
  stepCount++;
  delay(500);
}