What happens when an engineer builds a smart garden? This Arduino-powered system automates watering while collecting ...

In a previous article, we looked at connecting various kinds of Arduino ... sensors or users, and sends control signals back to sensors and devices to display some sort of output. The loop code ...

Now is the time to see the sample code (Arduino Uno/Nano Sketch)… To summarize, infrared close proximity sensors are an effective alternative to some other electronic sensors and mechanical switches ...