Stepper Motor Driver Shield Expansion Board DRV8825/A4988

Arduino sketch found at; github.com and Youtube video.  

Arduino Sketch For DRV8825/A4988 Expansion Board

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int Index;

void setup()

{

  pinMode(6, OUTPUT); //Enable

  pinMode(5, OUTPUT); //Step

  pinMode(4, OUTPUT); //Direction

  digitalWrite(6,LOW);

}

void loop()

{

  digitalWrite(4,HIGH);

  for(Index = 0; Index < 2000; Index++)

  {

    digitalWrite(5,HIGH);

    delayMicroseconds(500);

    digitalWrite(5,LOW);

    delayMicroseconds(500);

  }

  delay(1000);

  digitalWrite(4,LOW);

  for(Index = 0; Index < 2000; Index++)

  {

    digitalWrite(5,HIGH);

    delayMicroseconds(500);

    digitalWrite(5,LOW);

    delayMicroseconds(500);

  }

  delay(1000);

}

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