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