Fingerprint Enrollment Code Upload

FingerPrint_Enroll.ino

+#include <Adafruit_Fingerprint.h>
+
+SoftwareSerial mySerial(2, 3);
+Adafruit_Fingerprint finger = Adafruit_Fingerprint(&mySerial);
+
+uint8_t id;
+
+void setup()
+{
+  Serial.begin(9600);
+  while (!Serial);
+  delay(100);
+
+  // Sets the data rate for the fingerprint serial
+  finger.begin(57600);
+  if (finger.verifyPassword()) // Does the fingerprint sensor exist?
+  {
+    Serial.println("We found the fingerprint sensor!");
+  }
+  else
+  {
+    Serial.println("Could not find the fingerprint sensor");
+    while (1)
+    {
+      delay(1);
+    }
+  }
+
+  Serial.println(F("Reading sensor parameters"));
+  finger.getParameters();
+  finger.getTemplateCount();
+  Serial.print(F("Status: 0x")); Serial.println(finger.status_reg, HEX);
+  Serial.print(F("Sys ID: 0x")); Serial.println(finger.system_id, HEX);
+  Serial.print(F("Capacity: ")); Serial.println(finger.capacity);
+  Serial.print(F("Security level: ")); Serial.println(finger.security_level);
+  Serial.print(F("Device address: ")); Serial.println(finger.device_addr, HEX);
+  Serial.print(F("Packet len: ")); Serial.println(finger.packet_len);
+  Serial.print(F("Baud rate: ")); Serial.println(finger.baud_rate);
+  Serial.print(F("Total finger prints stored: ")); Serial.println(finger.templateCount);
+}
+
+uint8_t readnumber(void)
+{
+  uint8_t num = 0;
+
+  while (num == 0)
+  {
+    while (! Serial.available());
+    num = Serial.parseInt();
+  }
+  return num;
+}
+
+void loop()
+{
+  Serial.println("\n\nReady to enroll a fingerprint!");
+  Serial.println("Please type in -1 to delete all the stored finger prints...");
+  Serial.println("Please type in the ID # (from 1 to 127) you want to save the finger as...");
+  id = readnumber();
+  if (id == 0) // ID #0 is not allowed
+  {
+    return;
+  }
+  if (id == uint8_t(-1))
+  {
+    Serial.print("Cleared all finger prints from the database");
+    finger.emptyDatabase();
+    return;
+  }
+
+  Serial.print("Enrolling ID #");
+  Serial.println(id);
+  while (!  getFingerprintEnroll() );
+}
+
+uint8_t getFingerprintEnroll()
+{
+  int p = -1;
+  Serial.print("Waiting for valid finger to enroll as #"); Serial.println(id);
+  while (p != FINGERPRINT_OK)
+  {
+    p = finger.getImage();
+    switch (p)
+    {
+      case FINGERPRINT_OK:
+        Serial.println("Image taken");
+        break;
+      case FINGERPRINT_NOFINGER:
+        break;
+      case FINGERPRINT_PACKETRECIEVEERR:
+        Serial.println("Communication error");
+        break;
+      case FINGERPRINT_IMAGEFAIL:
+        Serial.println("Imaging error");
+        break;
+      default:
+        Serial.println("Unknown error");
+        break;
+    }
+  }
+
+  // OK success!
+
+  p = finger.image2Tz(1);
+  switch (p)
+  {
+    case FINGERPRINT_OK:
+      Serial.println("Image converted");
+      break;
+    case FINGERPRINT_IMAGEMESS:
+      Serial.println("Image too messy");
+      return p;
+    case FINGERPRINT_PACKETRECIEVEERR:
+      Serial.println("Communication error");
+      return p;
+    case FINGERPRINT_FEATUREFAIL:
+      Serial.println("Could not find fingerprint features");
+      return p;
+    case FINGERPRINT_INVALIDIMAGE:
+      Serial.println("Could not find fingerprint features");
+      return p;
+    default:
+      Serial.println("Unknown error");
+      return p;
+  }
+
+  Serial.println("Remove finger");
+  delay(2000);
+  p = 0;
+  while (p != FINGERPRINT_NOFINGER);
+  {
+    p = finger.getImage();
+  }
+  Serial.print("ID "); Serial.println(id);
+  p = -1;
+  Serial.println("Place same finger again");
+  while (p != FINGERPRINT_OK)
+  {
+    p = finger.getImage();
+    switch (p)
+    {
+      case FINGERPRINT_OK:
+        Serial.println("Image taken");
+        break;
+      case FINGERPRINT_NOFINGER:
+        break;
+      case FINGERPRINT_PACKETRECIEVEERR:
+        Serial.println("Communication error");
+        break;
+      case FINGERPRINT_IMAGEFAIL:
+        Serial.println("Imaging error");
+        break;
+      default:
+        Serial.println("Unknown error");
+        break;
+    }
+  }
+
+  // OK success!
+
+  p = finger.image2Tz(2);
+  switch (p)
+  {
+    case FINGERPRINT_OK:
+      Serial.println("Image converted");
+      break;
+    case FINGERPRINT_IMAGEMESS:
+      Serial.println("Image too messy");
+      return p;
+    case FINGERPRINT_PACKETRECIEVEERR:
+      Serial.println("Communication error");
+      return p;
+    case FINGERPRINT_FEATUREFAIL:
+      Serial.println("Could not find fingerprint features");
+      return p;
+    case FINGERPRINT_INVALIDIMAGE:
+      Serial.println("Could not find fingerprint features");
+      return p;
+    default:
+      Serial.println("Unknown error");
+      return p;
+  }
+
+  // OK converted!
+  Serial.print("Creating model for #"); Serial.println(id);
+
+  p = finger.createModel();
+  if (p == FINGERPRINT_OK)
+  {
+    Serial.println("Prints matched!");
+  }
+  else if (p == FINGERPRINT_PACKETRECIEVEERR)
+  {
+    Serial.println("Communication error");
+    return p;
+  }
+  else if (p == FINGERPRINT_ENROLLMISMATCH)
+  {
+    Serial.println("Fingerprints did not match");
+    return p;
+  }
+  else
+  {
+    Serial.println("Unknown error");
+    return p;
+  }
+
+  Serial.print("ID "); Serial.println(id);
+  p = finger.storeModel(id);
+  if (p == FINGERPRINT_OK)
+  {
+    Serial.println("Stored!");
+  }
+  else if (p == FINGERPRINT_PACKETRECIEVEERR)
+  {
+    Serial.println("Communication error");
+    return p;
+  }
+  else if (p == FINGERPRINT_BADLOCATION)
+  {
+    Serial.println("Could not store in that location");
+    return p;
+  }
+  else if (p == FINGERPRINT_FLASHERR)
+  {
+    Serial.println("Error writing to flash");
+    return p;
+  }
+  else
+  {
+    Serial.println("Unknown error");
+    return p;
+  }
+
+  return true;
+}