We have a collection of almost 500+ Arduino projects with Code, Circuit Diagram, and detailed explanations completely free for everyone to build and learn on their own. Analog pH sensor is designed to ...

pH level, nitrogen, phosphorus, and potassium. The Arduino and soil sensor communication is established using the RS485 communication protocol. Connect the Arduino Uno to the RS485 module according to ...

allowing you to effortlessly integrate it into your Arduino projects. The PH4502C sensor is a high-precision pH sensor capable of accurately measuring pH levels in various applications. Simple and ...

Now that we completely understand how the water level sensor works, we can connect all the required wires to the Arduino UNO board, and in this section of the article, we will discuss just that! In ...

If you want to know the acidity (or alkalinity) level of your pool or aquarium water, you need a pH meter. In this article, we present a pH meter that can accurately measure the pH value of a solution ...

The system effectively calculated the amount of acidic or alkaline solution that had to be added to the reservoir using fuzzy logic techniques programmed into the Arduino Mega. Our control rules were ...

To deal with this problem, the quality of soil is tested using a PH sensor that indicates the percentage of macronutrients ... thereby maintaining proper soil pH level required for a particular crop, ...