The robot uses a whopping 32 IR sensors to follow a black line across a concrete workshop floor, adjusting its path using a steering motor salvaged from a power wheelchair. An Arduino Mega Pro ...

But robots don’t always have microcontrollers and software, as [Mati_DIY]’s zero programming analog line follower demonstrates. For readers used to seeing a Raspberry Pi or Arduino in almost ...

Flow meters have proven excellent devices for measuring water flow, and now it is very easy to build a water management system using the renowned water flow sensor YF-S201. This sensor sits in line ...

If you are designing your own intelligent “Graden Computer” with an optional digital plant moisture sensor ... arduino gives an active-high (H) output through D13 when soil is dry, and an active-low ...