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Relay Module Connection

Posted: Sun Aug 31, 2025 12:27 pm
by Barbess
Hi everyone, I'm a beginner in electronics and I would like your advice. I have several sensors and a ESP32 board powered by the same power supply. I would like to use a relay module to turn these sensors on and off, and I would like to know if my setup is correct or not.

Thanks for the advice and recommendations.

Re: Relay Module Connection

Posted: Tue Sep 02, 2025 4:05 pm
by ahsrabrifat
please share the connection chart. Mention which pin of the ESP32 is connected to which pin of the relay module.