Untitled

#include <Adafruit_Fingerprint.h>
#include <Servo.h>

// Define connections for fingerprint sensor
#define rxPin 2  // Connect TX from sensor to pin 2
#define txPin 3  // Connect RX from sensor to pin 3

Adafruit_Fingerprint finger(&Serial1); // Use Serial1 for communication
Servo myServo;

// Initial position for the servo
int servoOpenPos = 180;
int servoClosedPos = 0;

void setup() {
  // Initialize serial communication
  Serial.begin(9600);
  while (!Serial) delay(10); // Wait for Serial monitor to open

  Serial.println("Initializing Fingerprint Sensor...");
  
  // Initialize fingerprint sensor
  finger.begin(57600);
  if (finger.verifyPassword()) {
    Serial.println("Fingerprint sensor initialized successfully!");
  } else {
    Serial.println("Failed to initialize fingerprint sensor. Please check connections.");
    while (1);
  }

  // Attach the servo motor
  myServo.attach(9); // Connect the servo to pin 9
  myServo.write(servoClosedPos); // Start with servo closed
  Serial.println("Servo initialized.");
}

void loop() {
  Serial.println("Place your finger on the sensor...");
  
  // Wait for a fingerprint
  if (getFingerprintID() == 1) {
    Serial.println("Fingerprint verified!");
    
    // Move servo to open position
    myServo.write(servoOpenPos);
    delay(3000); // Keep it open for 3 seconds
    
    // Move servo back to closed position
    myServo.write(servoClosedPos);
  } else {
    Serial.println("Fingerprint not recognized. Try again.");
  }

  delay(1000); // Small delay between attempts
}

// Function to get fingerprint ID
int getFingerprintID() {
  int result = finger.getImage();
  if (result != FINGERPRINT_OK) return -1;

  result = finger.image2Tz();
  if (result != FINGERPRINT_OK) return -1;

  result = finger.fingerFastSearch();
  if (result != FINGERPRINT_OK) return -1;

  return finger.fingerID;
}