450+ DIY Arduino Projects with Code & Circuit Diagram

Arduino is a popular open-source development board used by engineers, hobbyists, and makers to develop electronic projects and prototypes easily. 

The below list consists of a large collection of free Arduino Projects from Circuit Digest. All projects consist of neatly illustrated Arduino circuit diagrams and detailed explanations, the relevant Arduino code is also provided for a complete do-it-yourself tutorial. If you want more projects you can also check out our collection of the below projects

May 12, 2022

Nowadays, natural gasses are everywhere. They are easy to transport and provide energy for various tasks in both…

May 11, 2022

In today's world, time is everything, and when it comes to specific electronics, timing is…

May 11, 2022

A color sensor is a simple, and easy-to-use device that can be used to identify the color of an object and after…

May 10, 2022

In one of our basic projects, we have shown you how you can interface a MAX30102 Pulse Oximeter and Heart Rates Sensor…

May 9, 2022

Sensors now play an essential role in the safety and security of a wide range of flats, houses, and businesses by…

May 8, 2022

I know making a clock sounds a little irrelevant, especially nowadays because we all have smartphones and no one is going to…

May 6, 2022

Thermistors are simple, inexpensive, and accurate components that make it easy to get…

April 21, 2022

For one of our projects at circuit digest, we wanted to build a Persistence of Vision Display or POV display with WS2812B LEDs…

April 18, 2022

Water tank overflow is a common problem that results in water wastage, and it's surprising to note that it's not even…

April 13, 2022

If you are looking for an inexpensive, accurate, easy-to-use temperature sensor, then LM35 is an excellent choice. It has an…

April 12, 2022

Planning to buy a small voice recorder to record voices or sounds in an environment and store them in its memory? Think again!…

April 11, 2022

A Hall effect sensor or Hall sensor is a magnetic non-contact sensor that generates an electrical signal proportional to the…