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Fingerprint And Rtc Based Biometric Attendance System
Just Do Electronics
May 10, 2020
Fingerprint And Rtc Based Biometric Attendance System
Circuit Diagram :-
Code :-
//Prateek //www.prateeks.in #include "Adafruit_Fingerprint.h" #include
#include
LiquidCrystal lcd(12,11,10,9,8,7); #include
SoftwareSerial fingerPrint(2, 3); #include
#include "RTClib.h" RTC_DS3231 rtc; uint8_t id; Adafruit_Fingerprint finger = Adafruit_Fingerprint(&fingerPrint); #define register_back 14 #define delete_ok 15 #define forward 16 #define reverse 17 #define match 5 #define indFinger 13 #define buzzer 4 #define records 10 // 10 for 10 user int user1,user2,user3,user4,user5,user6,user7,user8,user9,user10; DateTime now; void setup() { delay(1000); lcd.begin(16,2); Serial.begin(9600); pinMode(register_back, INPUT_PULLUP); pinMode(forward, INPUT_PULLUP); pinMode(reverse, INPUT_PULLUP); pinMode(delete_ok, INPUT_PULLUP); pinMode(match, INPUT_PULLUP); pinMode(buzzer, OUTPUT); pinMode(indFinger, OUTPUT); digitalWrite(buzzer, LOW); if(digitalRead(register_back) == 0) { digitalWrite(buzzer, HIGH); delay(500); digitalWrite(buzzer, LOW); lcd.clear(); lcd.print("Please wait !"); lcd.setCursor(0,1); lcd.print("Downloding Data"); Serial.println("Please wait"); Serial.println("Downloding Data.."); Serial.println(); Serial.print("S.No. "); for(int i=0;i
0) { digitalWrite(indFinger, LOW); digitalWrite(buzzer, HIGH); delay(100); digitalWrite(buzzer, LOW); lcd.clear(); lcd.print("ID:"); lcd.print(result); lcd.setCursor(0,1); lcd.print("Please Wait...."); delay(1000); attendance(result); lcd.clear(); lcd.print("Attendance "); lcd.setCursor(0,1); lcd.print("Registered"); delay(1000); digitalWrite(indFinger, HIGH); return; } checkKeys(); delay(300); } // dmyyhms - 7 bytes void attendance(int id) { int user=0,eepLoc=0; if(id == 1) { eepLoc=0; user=user1++; } else if(id == 2) { eepLoc=210; user=user2++; } else if(id == 3) { eepLoc=420; user=user3++; } else if(id == 4) { eepLoc=630; user=user4++; } else if(id == 5) { eepLoc=0; user=user5++; } else if(id == 6) { eepLoc=840; user=user5++; } else if(id == 7) { eepLoc=1050; user=user7++; } else if(id == 8) { eepLoc=1260; user=user8++; } else if(id == 9) { eepLoc=1470; user=user9++; } else if(id == 10) { eepLoc=1680; user=user8++; } /*else if(id == 5) // fifth user { eepLoc=840; user=user5++; }*/ else return; int eepIndex=(user*7)+eepLoc; EEPROM.write(eepIndex++, now.hour()); EEPROM.write(eepIndex++, now.minute()); EEPROM.write(eepIndex++, now.second()); EEPROM.write(eepIndex++, now.day()); EEPROM.write(eepIndex++, now.month()); EEPROM.write(eepIndex++, now.year()>>8 ); EEPROM.write(eepIndex++, now.year()); EEPROM.write(1000,user1); EEPROM.write(1001,user2); EEPROM.write(1002,user3); EEPROM.write(1003,user4); // EEPROM.write(4,user5); // figth user } void checkKeys() { if(digitalRead(register_back) == 0) { lcd.clear(); lcd.print("Please Wait"); delay(1000); while(digitalRead(register_back) == 0); Enroll(); } else if(digitalRead(delete_ok) == 0) { lcd.clear(); lcd.print("Please Wait"); delay(1000); delet(); } } void Enroll() { int count=1; lcd.clear(); lcd.print("Enter Finger ID:"); while(1) { lcd.setCursor(0,1); lcd.print(count); if(digitalRead(forward) == 0) { count++; if(count>records) count=1; delay(500); } else if(digitalRead(reverse) == 0) { count--; if(count<1) count=records; delay(500); } else if(digitalRead(delete_ok) == 0) { id=count; getFingerprintEnroll(); for(int i=0;i
records) count=1; delay(500); } else if(digitalRead(reverse) == 0) { count--; if(count<1) count=records; delay(500); } else if(digitalRead(delete_ok) == 0) { id=count; deleteFingerprint(id); for(int i=0;i
"); if(EEPROM.read(eepIndex)<10) Serial.print('0'); Serial.print(EEPROM.read(eepIndex++)); Serial.print(':'); if(EEPROM.read(eepIndex)<10) Serial.print('0'); Serial.print(EEPROM.read(eepIndex++)); Serial.print(':'); if(EEPROM.read(eepIndex)<10) Serial.print('0'); Serial.print(EEPROM.read(eepIndex++)); Serial.print(" D->"); if(EEPROM.read(eepIndex)<10) Serial.print('0'); Serial.print(EEPROM.read(eepIndex++)); Serial.print('/'); if(EEPROM.read(eepIndex)<10) Serial.print('0'); Serial.print(EEPROM.read(eepIndex++)); Serial.print('/'); Serial.print(EEPROM.read(eepIndex++)<<8 | EEPROM.read(eepIndex++)); } else { Serial.print("---------------------------"); } Serial.print(" "); }
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