/* 218540787 KF KHANYA*/

const int DIR = 7;                 // Define the digital pin for controlling the direction of the motor.
const int STEP = 6;                // Define the digital pin for sending step pulses to the motor.
const int steps_per_rev = 200;     // Define the number of steps per revolution of the stepper motor.

void setup()
{
  Serial.begin(115200);            // Initialize serial communication for debugging purposes.
  pinMode(STEP, OUTPUT);           // Set the STEP pin as an output.
  pinMode(DIR, OUTPUT);            // Set the DIR pin as an output.
}

void loop()
{
  // To control the direction of the motor (Clockwise)
  digitalWrite(DIR, HIGH);         // Set the DIR pin to HIGH to indicate clockwise rotation.
  Serial.println("Spinning Clockwise...");

  for(int i = 0; i < steps_per_rev; i++)  // Iterate through steps for one full revolution.
  {
    digitalWrite(STEP, HIGH);      // Set the STEP pin to HIGH.
    delay(20);                      // Delay for controlling the speed of the motor (clockwise).
    digitalWrite(STEP, LOW);       // Set the STEP pin to LOW.
    delay(20);                      // Delay to complete the step cycle.
  }

  // To control the direction of the motor (Anti-Clockwise)
  digitalWrite(DIR, LOW);          // Set the DIR pin to LOW to indicate counterclockwise (anti-clockwise) rotation.
  Serial.println("Spinning Anti-Clockwise...");

  for(int i = 0; i < steps_per_rev; i++)  // Iterate through steps for one full revolution.
  {
    digitalWrite(STEP, HIGH);      // Set the STEP pin to HIGH.
    delay(10);                      // Delay for controlling the speed of the motor (anti-clockwise).
    digitalWrite(STEP, LOW);       // Set the STEP pin to LOW.
    delay(10);                      // Delay to complete the step cycle.
  }

  delay(1000); // Delay for 1 second before repeating the loop to change the motor's rotation direction.
}