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Detect if a power source is powerd on or off. It dosen't matter what power source it is. It could be a 230V AC or a 12V DC or a 24V DC. You only need a suitable signal light!! - ...
Automating household or office systems can be achieved using an Arduino Nano, a passive infrared (PIR) motion sensor, and a relay. The primary aim is to create a control system that activates or ...
This proposed Arduino-based automatic bell device is an electronic system that rings bells at predefined times without manual intervention. It is built around an Arduino Uno, which is programmed to ...