虎子哥的博客

28BYJ48 四相五线步进电机，电压为DC5V—DC12V，这个电机通过减速齿轮1:64减速输出，实际步距角度是5.625度
八拍方式驱动：0x08,0x0c,0x04,0x06,0x02,0x03,0x01,0x09

int Pin0 = 10;
int Pin1 = 11;
int Pin2 = 12;
int Pin3 = 13;
int _step = 0;
boolean dir = true;//正反转
int stepperSpeed = 5;//电机转速,5ms一步
void setup()
{
  pinMode(Pin0, OUTPUT);
  pinMode(Pin1, OUTPUT);
  pinMode(Pin2, OUTPUT);
  pinMode(Pin3, OUTPUT);
}

void loop()
{
  switch(_step){
    case 0:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, HIGH);
    break;
    case 1:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, HIGH);
      digitalWrite(Pin3, HIGH);
    break;
    case 2:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, HIGH);
      digitalWrite(Pin3, LOW);
    break;
    case 3:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, HIGH);
      digitalWrite(Pin2, HIGH);
      digitalWrite(Pin3, LOW);
    break;
    case 4:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, HIGH);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
    case 5:
      digitalWrite(Pin0, HIGH);
      digitalWrite(Pin1, HIGH);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
      case 6:
      digitalWrite(Pin0, HIGH);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
    case 7:
      digitalWrite(Pin0, HIGH);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, HIGH);
    break;
    default:
      digitalWrite(Pin0, LOW);
      digitalWrite(Pin1, LOW);
      digitalWrite(Pin2, LOW);
      digitalWrite(Pin3, LOW);
    break;
  }
  if(dir){
    _step++;
  }else{
    _step--;
  }
  if(_step>7){
    _step=0;
  }
  if(_step<0){
    _step=7;
  }
  delay(stepperSpeed);
}