VCC is the power supply pin of the soil moisture sensor that can be connected to 3.3V or 5V of the supply. But do note that the analog output will vary depending on the provided supply voltage. GND is ...

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 ...

Arduino UNO Sensor Shield V5 is an unofficial shield designed for Arduino UNO. It is quite handy for interfacing with 5.0V peripherals such as potentiometers, proximity sensors, etc. I could not find ...

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

Photoelectric sensors detect objects and surface changes using variations in optical properties. Each sensor includes a light emitter and a receiver, with most relying on infrared light. In optical ...

The Arduino Uno R3 Compatible Board is a microcontroller board that is based on the ATmega328. Arduino Uno has 14 digital input or output pins(where 6 can be used as ...

If you want to know the acidity (or alkalinity) level of your pool or aquarium water, you need a pH meter. In this article, you'll find a simple but effective solution based on off-the-shelf ...

In the realm of DIY electronics, the Arduino UNO has emerged as a versatile platform for a myriad of projects. One such innovative project is the creation of a low-cost thermal camera, as demonstrated ...