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StepMot(float steps_per_revolution, uint8_t step_pin, uint8_t dir_pin, uint8_t en_pin);
void setMode(bool mode);            // ABSOLUTE or RELATIVE(default)
void autoPower(bool status);        // ON: auto power on by moving and power off if stopped. OFF: power is always on (default)
void setBacklash(float angle);      // set backlash angle and activate compensation
void setRPM(float rpm);             // set the speed in revolutions per minute
void enable();                      // power on 
void disable();                     // power off
void setDir(bool dir);              // clockwise CW or counterclockwise CCW
void invertDir(bool invertState);   // software direction inverting
void setSteps(uint32_t steps);      // moving by steps
void setAngle(float newAngle);      // moving by angle
void rotate(bool dir);              // rotating clockwise CW or counterclockwise CCW
void rotate();                      // set speed (RPM) and rotate. Positive speed -> clockwise, negative -> counterclockwise
float getAngle();                   // get the absolute actual position
void resetPos();                    // reset the actual position to 0
void step();                        // make one step
bool ready();                       // get status if target is reached
bool update();                      // this method drives the motor, so it must be called as often as possible. Returns true if the motor is moving and false otherwise

#include "StepMot.h"

/* Example of using StepMot Library
 * read about another methods in StepMot.h
 */

#define STEPS_PER_REVOLUTION  2037.88642  // 28BYJ-48 geared stepper motor
#define MICROSTEPS            1          // 1 for full step, 2 for halfstep ...
#define STEP_PIN              16
#define DIR_PIN               10
#define EN_PIN                14

StepMot motor(STEPS_PER_REVOLUTION * MICROSTEPS, STEP_PIN, DIR_PIN, EN_PIN);

void setup() {
  Serial.begin(9600);
  motor.setMode(ABSOLUTE);  // set to ABSOLUTE or RELATIVE modes (default RELATIVE)
  motor.setRPM(10);        // speed in revolutions per minute
  motor.enable();         // power on the motor
}

void loop() {

  while (Serial.available() > 0){
    int angle = Serial.parseInt();
    motor.setAngle(angle);
  }

  if(motor.update()) Serial.println(motor.getAngle());

}