const int pinStep = 5;
const int pinDir = 4;
const int ButtonOn1 = 10;
const int ButtonOn2 = 9;
const int PotenciomData = 1;
const int move_delay = 3;
const int CheckButtonDelay = 15;
int CurrentButtonDelay = 0;
int StepModePins[3] = {8, 7, 6};
const int StepModePinsCount = 3;
int ButtonState = 0;
int ButtonDirection = 0;
bool StepMode[5][3] = {
  { 0, 0, 0},
  { 1, 0, 0},
  { 0, 1, 0},
  { 1, 1, 0},
  { 1, 1, 1} };
const int StepModeSize = 5;
int StepModeIndex = 0;
void setup()
{  pinMode(pinStep, OUTPUT);
  pinMode(pinDir, OUTPUT);
  for(int i = 0; i < StepModePinsCount; i++)
  {
    pinMode(StepModePins[i], OUTPUT);
  }
  pinMode(ButtonOn1, INPUT);
  pinMode(ButtonOn2, INPUT);
  pinMode(PotenciomData, INPUT);
  digitalWrite(pinStep, LOW);
  digitalWrite(pinDir, LOW);
}
void loop()
{
  if(CurrentButtonDelay >= CheckButtonDelay)
  {
    CheckButtonState();
    CurrentButtonDelay = 0;
  }
  if(ButtonState == 1)
  {
    MakeMotorStep();
  }
  delay(move_delay);
  CurrentButtonDelay += move_delay;
}
void MakeMotorStep()
{
  digitalWrite(pinStep, HIGH);
  digitalWrite(pinStep, LOW);
}
void CheckButtonState()
{
  int CurrentButtonState = 0, CurrentButtonDirection = 0, CurrentStepModeIndex = 0;
  bool readbuttonparam = digitalRead(ButtonOn1);
  if(readbuttonparam)
  {
    CurrentButtonState = 1;
    CurrentButtonDirection = 1;
  }
  readbuttonparam = digitalRead(ButtonOn2);
  if(readbuttonparam)
  {
    CurrentButtonState = 1;
    CurrentButtonDirection = 0;
  }
  if(ButtonState != CurrentButtonState)
  {
    ButtonState = CurrentButtonState;
  }
  if(ButtonDirection != CurrentButtonDirection)
  {
    ButtonDirection = CurrentButtonDirection;
    digitalWrite(pinDir, ButtonDirection);
  }
  CurrentStepModeIndex = map(analogRead(PotenciomData), 0, 1023, 0, StepModeSize-1);
  if(StepModeIndex != CurrentStepModeIndex)
  {
    StepModeIndex = CurrentStepModeIndex;
    for(int i = 0; i < StepModePinsCount; i++)
    {
      digitalWrite(StepModePins[i], StepMode[StepModeIndex][i]);
    }
  }
}