/rfid_security

MFRC522 RFID local security (School Project 2018)

Primary LanguageC++MIT LicenseMIT

RFID Security

  • Simple local rfid security project

Hardware

  • Arduino Uno
  • LCD 16X2
  • Arduino MFRC522 RFID
  • Buzzer
  • Led
  • Servo sg90

Circuit Diagram

rfid_controller_system_with_lcd16x2_bb

Source code pin

  • LCD 16X2

    • VSS pin to GROUND
    • VCC/VDD pin to +5v
    • VO/VEE pin to Centre of potentiometer
    • LCD RS pin to digital pin 2
    • LCD Enable pin to digital pin 3
    • LCD D4 pin to digital pin 4
    • LCD D5 pin to digital pin 5
    • LCD D6 pin to digital pin 6
    • LCD D7 pin to digital pin 7
    • LCD R/W pin to GND

  • MFRC522 RFID

    • RST pin to 9
    • SDA pin to 10
    • MOSI pin to 11
    • MISO pin to 12
    • SCK pin to 13

  • BUZZER

    • pin to 8
    • pin to GND

  • LED

    • redLed to A5
    • greenLed to A4
    • blueLed to A3

  • SERVO SG90

    • pin to A0

Library

  • Download the RFID library here created by miguelbalboa
  • Unzip the RFID library
  • Install the RFID library in your Arduino IDE
  • Restart your Arduino IDE