Solenoid Fingerprint Unlock Code Upload

FingerPrint_Unlock.ino

+#include <Adafruit_Fingerprint.h>
+
+SoftwareSerial mySerial(2, 3);
+Adafruit_Fingerprint finger = Adafruit_Fingerprint(&mySerial);
+
+#define RELAY_PIN       7
+#define ACCESS_DELAY    5000 // Unlock for 5 seconds.
+
+
+void setup()
+{
+  // Sets the data rate for the fingerprint serial
+  finger.begin(57600);
+  delay(5);
+  if (finger.verifyPassword()) 
+  {
+  } 
+  else 
+  {
+    while (1) { delay(1); }
+  }
+  
+  pinMode(RELAY_PIN, OUTPUT);
+  digitalWrite(RELAY_PIN, HIGH);   //Keep the door locked initially.
+}
+
+void loop()
+{
+  if ( getFingerPrint() != -1)
+  {
+    digitalWrite(RELAY_PIN, LOW); // Unlock the Solenoid
+    delay(ACCESS_DELAY); // Wait 5 seconds
+    digitalWrite(RELAY_PIN, HIGH); // Lock the Solenoid
+  }  
+  delay(50);
+}
+
+int getFingerPrint() 
+{
+  int p = finger.getImage();
+  if (p != FINGERPRINT_OK)  return -1;
+
+  p = finger.image2Tz();
+  if (p != FINGERPRINT_OK)  return -1;
+
+  p = finger.fingerFastSearch();
+  if (p != FINGERPRINT_OK)  return -1;
+
+  return finger.fingerID; // Matching fingerprint found!
+}
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