int pin1 = 7;
int pin2 = 6;
int pin3 = 5;
int pin4 = 4;
int pin5 = 3;
int pin6 = 2;
int pin7 = 1;
int pin8 = 0;
int steps = 0;
int time = 3;

void setup()   {                

  pinMode(pin1, OUTPUT); 
  pinMode(pin2, OUTPUT); 
  pinMode(pin3, OUTPUT); 
  pinMode(pin4, OUTPUT); 
  pinMode(pin5, OUTPUT); 
  pinMode(pin6, OUTPUT); 
  pinMode(pin7, OUTPUT); 
  pinMode(pin8, OUTPUT);  
}


void loop()                     
{
  do {
  digitalWrite(pin1, LOW);
  digitalWrite(pin2, HIGH);
  digitalWrite(pin3, HIGH);
  digitalWrite(pin4, LOW);
  delay(time);
  digitalWrite(pin5, LOW);
  digitalWrite(pin6, HIGH);
  digitalWrite(pin7, HIGH);
  digitalWrite(pin8, LOW);
  delay(time);
  digitalWrite(pin1, HIGH);
  digitalWrite(pin2, LOW);
  digitalWrite(pin3, LOW);
  digitalWrite(pin4, HIGH);
  delay(time);
  digitalWrite(pin5, HIGH);
  digitalWrite(pin6, LOW);
  digitalWrite(pin7, LOW);
  digitalWrite(pin8, HIGH);
  delay(time);
  steps ++;
  }
  while (steps <35);
  steps = 0;
  do{
  digitalWrite(pin5, HIGH);
  digitalWrite(pin6, LOW);
  digitalWrite(pin7, LOW);
  digitalWrite(pin8, HIGH);
  delay(time);
  digitalWrite(pin1, HIGH);
  digitalWrite(pin2, LOW);
  digitalWrite(pin3, LOW);
  digitalWrite(pin4, HIGH);
  delay(time);
  digitalWrite(pin5, LOW);
  digitalWrite(pin6, HIGH);
  digitalWrite(pin7, HIGH);
  digitalWrite(pin8, LOW);
  delay(time);
  digitalWrite(pin1, LOW);
  digitalWrite(pin2, HIGH);
  digitalWrite(pin3, HIGH);
  digitalWrite(pin4, LOW);
  delay(time);
  steps ++;
  }
while (steps <35);
steps = 0;
  /*
  // step 1 / coil 1 + / coil 2 off
  digitalWrite(pin1, HIGH); 
  digitalWrite(pin2, LOW);
  digitalWrite(pin3, LOW);
  digitalWrite(pin4, HIGH);  
  digitalWrite(pin5, LOW);
  digitalWrite(pin6, LOW);
  digitalWrite(pin7, LOW);
  digitalWrite(pin8, LOW);
  delay(200);
  
  // step 2 / coil 1 off / coil 2 +
  digitalWrite(pin1, LOW); 
  digitalWrite(pin2, LOW);
  digitalWrite(pin3, LOW);
  digitalWrite(pin4, LOW);  
  digitalWrite(pin5, HIGH);
  digitalWrite(pin6, LOW);
  digitalWrite(pin7, LOW);
  digitalWrite(pin8, HIGH);
  delay(200);
  /*
  // step 3 / coil 1 - / coil 2 off
  digitalWrite(pin1, LOW); 
  digitalWrite(pin2, HIGH);
  digitalWrite(pin3, HIGH);
  digitalWrite(pin4, LOW);  
  digitalWrite(pin5, LOW);
  digitalWrite(pin6, LOW);
  digitalWrite(pin7, LOW);
  digitalWrite(pin8, LOW);
  delay(200);
  
  // step4 / coil 1 off / coil 2 -
  digitalWrite(pin1, LOW); 
  digitalWrite(pin2, LOW);
  digitalWrite(pin3, LOW);
  digitalWrite(pin4, LOW);  
  digitalWrite(pin5, LOW);
  digitalWrite(pin6, HIGH);
  digitalWrite(pin7, HIGH);
  digitalWrite(pin8, LOW);
  delay(200);
  
  
  /*--------------------------------------------
  digitalWrite(pin5, HIGH);  
  digitalWrite(pin8, HIGH);   
  delay(100);
  digitalWrite(pin5, LOW);
  digitalWrite(pin8, LOW);
  delay(00);
  //--------------------------------------------
  digitalWrite(pin2, HIGH);
  digitalWrite(pin3, HIGH);
  delay(100);
  digitalWrite(pin2, LOW);
  digitalWrite(pin3, LOW);
  delay(0);
  //--------------------------------------------
  digitalWrite(pin6, HIGH);
  digitalWrite(pin7, HIGH);
  delay(100);
  digitalWrite(pin6, LOW);
  digitalWrite(pin7, LOW);
  delay(0);
  //--------------------------------------------*/
 ;
  
}