RC522 RFID Access Control

This project was successfully completed by VoblNet for $450 USD in 12 days.

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Project Budget
$250 - $750 USD
Completed In
12 days
Total Bids
Project Description

We want to use a RC522 RFID chip to provide an access control solution.

Chips involved

ATMEGA168 or ATTINYx depending on whats decided

RC522 Chip


RGB LED showing status of lock

High current drive of up to 8 1A+ solenoid valves

Will be able to have one RFID card that will be the master that will allow other cards to be added or removed.


Determine best chips for job

Create schematic

Lay out PCB to fit case, including the RFID antenna.

Write C code


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