Motion sensor circuits are there on the Internet for quite a while now. These circuits are mainly used to drive AC load (like lights, fans) in home automation or IoT projects. It is also very common ...

So, you can easily make this home automation project at home just by using an ESP32 and relay module. Or you can also use a custom-designed PCB for this project. The circuit is very simple, I have ...

The L1 and L2 is the internal electromagnetic coil’s pin. We need to control these two pins for turning the relay ‘ON’ or ‘OFF’. Next three pins are POLE, NO and NC. The pole is connected with the ...

This project intended to be used in SDK 15.2 part of the Application Timer Tutorial located on Nordic DevZone under Tutorials (https://devzone.nordicsemi.com ...