PROJECT 23: WIRELESS ID CARD ENTRY SYSTEM
IN THIS PROJECT, WE’LL USE A RADIO FREQUENCY IDENTIFICATION (RFID) READER TO BUILD A WIRELESS ID CARD ENTRY SYSTEM.
PARTS REQUIRED
• Arduino board
• Breadboard
• Jumper wires
• Mifare RFID-RC522 module
• Tower Pro SG90 9g servomotor
• Piezo buzzer
• Red LED
• Green LED
• 2 220-ohm resistors
LIBRARIES REQUIRED
• RFID
• SPI
• Wire
• Servo
• Pitches
HOW IT WORKS
An RFID reader uses wireless technology to identify a card, tag, or key fob without contact. The reader will respond when the card is placed near ...
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