#include <Stepper.h>

#define STEPS 200 //(28BYJ-48)
int RelayPin = 12;
Stepper stepper(STEPS, 8, 10, 9, 11);

void setup() {
 pinMode(RelayPin, OUTPUT); 
  for(int i = 0; i < 200; i=i+1 ){
  stepper.step(1);
  delay(200);                   // short pause 
  digitalWrite(RelayPin, HIGH);  
  delay(100);                   // short pause 
  digitalWrite(RelayPin, LOW);
  delay(1000); }
}

void loop() {

}