#define BUTTON_HEART_RATE 2
#define BUTTON_OXYGEN 3
#define BUZZER_PIN 4
#define STEP_PIN 9
#define DIR_PIN 8
int steps;
int var;

void setup() {
  Serial.begin(115200);
  pinMode(STEP_PIN, OUTPUT);
  pinMode(DIR_PIN, OUTPUT);

}

 

void loop() {
steps= 100;
  digitalWrite(DIR_PIN, HIGH);
  for (int i = 0; i < steps; i++) {
    digitalWrite(STEP_PIN, HIGH);
    delayMicroseconds(500);
    digitalWrite(STEP_PIN, LOW);
    delayMicroseconds(500);

    delay(5000);
  


}
}

// Let me know if anything needs adjusting! 🚀