Arduino Uno and RFID Access Control With Relay Module

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Arduino Uno and RFID Access Control With Relay Module

Step 1: Arduino Code

Step 2: Make Your Circuit As Image

you need

1 - Arduino Uno

2 - RFID-rc522

3 - 100 ohm resistor 1/4 watt

4 - 3 led red green blue

5 - relay module one channel

and some wire

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