How to make LAN/Ethernet relay switch using Arduino UNO and ethernet shield ENC28j60.
Last time I did the hot wire foam cutter, but I missed the temperature control. So that's why I made a simple PWM control.
Project tutorial by adachsoft.com
I will show you how to easily make a RFID lock. I will use an Arduino UNO and RFID RC522 (MIFARE protocol).
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