RFID NFC 💢 door opener 🔑 Arduino 🔐 RC522
How to use the RC522 NFC RFID reader combined with Arduino to open a door or gate.
Documentation: / discord
Materials:
🔸 RC522: https://s.click.aliexpress.com/e/_Dmy...
🔸 Buzzer 3-12V: https://s.click.aliexpress.com/e/_Dll...
Chapters:
00:00 Introduction
00:59 Wiring diagram
02:48 Rfid library
04:57 Program 1
06:41 Programme 2 EEprom
09:35 Programme Demo
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Licence: CC BY-SA 4.0
DISCLAIMER:
All projects are created for hobby purposes, and may be untested and/or have errors. It is up to the user to check this. I am therefore not liable for damage caused to persons or property, or simply to the projects themselves, resulting from improper and incorrect use.
Do not work beyond your capabilities and always seek professional help if you are not sure of what you are doing.
Remember: Safety first!