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GPS Tracker using ESP32 and GeoLinker How to build a simple GPS Tracker using ESP32 and Visualize Data on Map

Creating a GPS tracker is an exciting project, especially for beginners interested in electronics and software development. It’s a project that…

ESP32 Undocumented Commands Espressif Shuts Down “Backdoor” Hysteria: ESP32 Debugging Feature Misrepresented as Security Threat

A recent controversy has emerged around Espressif’s ESP32 microcontroller, following the discovery of undocumented Bluetooth HCI commands by…

Indian Railway Electrification From Roaring Engines to Gentle Whispers - The Electrification Journey of Indian Railways in 2025

Have you ever remembered the loud roar of an old diesel train? In the past, when a train sped along the tracks, you…

Bidirectional Counter Using Arduino and IR Sensors How to Build a Bidirectional Visitor Counter using Arduino

Have you ever noticed how shopping malls, parking lots, or event venues seem to track the number of people or cars…

Bluetooth DIY Earbud Bluetooth DIY Earbud Inside a Pistachio Shell

Ever thought of turning a pistachio into a working AirPod? Well, a creative Penguin DIY just fixed earbuds into pistachio shell, by dismantling…

RFID Door Locking System How to Make an RFID Door Lock System using Arduino?

Are you tired of searching for keys whenever you need to open a door? How about building a smart locking system where…

AI in Your Pocket: Running an LLM from a USB Stick AI in Your Pocket: Running an LLM from a USB Stick

Large language models (LLMs) like GPT, BERT,  Llama, and Mistral are becoming widely used in various applications, from chatbots to coding…

Maze Solving Robot with Arduino UNO How to Build a Maze Solving Robot Using Arduino

Building a maze-solving robot is an intresting way to get into the world of robotics and autonomous systems. Imagine…

Fabio Violante, CEO &  Guneet Bedi, SVP of Arduino with Shri Ashwini Vaishnaw, Indian Minister Arduino Introduces Made-in-India UNO Ek R4 Boards for Innovators in India

UPDATE: It has been confirmed that the new Arduino boards will be manufactured in India by Kaynes Technology, the…

Free IoT-based GPS Tracking Map GPS Visualizer to Upload Data and Visualize GPS Maps for Arduino, ESP32 & other Embedded Devices

We at CircuitDigest have built a lot of IoT Projects, but when working with IoT-based GPS projects, visualizing the GPS…