I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

Sensors vary widely and can monitor and detect a variety of sources, such as light, heat, motion, moisture, and pressure. Typical sensors used in smart cities can sense temperature, proximity, ...

Are you curious about the fascinating world of smart home technology? Are you eager to understand the inner workings of those ...