arduino_stepping_motor

rotateDeg.ino

#define DIR_PIN 2
#define STEP_PIN 3

void rotateDeg(float deg, float speed, int dec){
  //deg -= dec;
  //deg = -dec;
  //Serial.println(deg);
  
  deg *= 0.6666666;
  int dir = (deg > 0) ? HIGH : LOW;
  digitalWrite(DIR_PIN, dir);

  int steps = abs(deg) * (1 / 0.225);
  float usDelay = (1 / speed) * 70;

  for (int i = 0; i < steps; i++) {
    digitalWrite(STEP_PIN, HIGH);
    delayMicroseconds(usDelay);
    digitalWrite(STEP_PIN, LOW);
    delayMicroseconds(usDelay);
  }
}