500+ Arduino Projects with Code - Circuit Diagrams & Tutorials

Browse CircuitDigest’s curated collection of Arduino projects for beginners and advanced makers. Discover practical Arduino project ideas with source code, circuit diagrams, and clear step-by-step explanations. This library of 500+ Arduino-based projects helps you quickly find the right Arduino application for electronics, automation, IoT, robotics, and embedded systems.

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

There are multiple Lithium batteries available in the market with larger options in capacity. However, as we all know lithium…

Bluetooth speaker has now become a pretty popular household gadget that we use on a daily basis. So, for today's article, we…

If you have ever visited large scale manufacturing companies, the first thing you will notice is that they are all automated.…

Building an Arduino oscilloscope with OLED display is an affordable way for electronics hobbyists and students to visualize…

3D printers have become an essential aspect of quick prototyping and have reached out to a wide range of makers and engineers.…

A gas detector is a device that detects the presence of gases in an area, often as part of a safety system.…

Hello friends, I am Chirukesh, and I am a YouTuber, this is a Pulse Oximeter that measures Oxygen…

Most advanced electronics PCB assembly lines have pick and place machines to pick components from an SMD reel and place it on a…

Normally we are facing problems with the IR Remote sometimes it may not work and regularly we need to change…

I decided to make a 'Pulse Oximeter' because, in this pandemic situation, we need this device a lot. It…

In this project, we will make a remote controlled car for real time applications. This robotic car has been…