Circuit Splash

Learn how to build a wireless stepper motor controller using an ESP32-S3 and TMC2240 driver. This detailed tutorial guides you through wiring, custom PCB design, USB-C PD power management, closed-loop control with an AS5600 encoder, and a browser-based UI with real-time status and RGB feedback. Includes Gerbers, BOM, and full source code.

Build an ESP32 text to speech offline converter with Talkie TTS library. Step-by-step tutorial includes circuit connections, code examples, and troubleshooting.

Learn to interface SD card module with Raspberry Pi Pico using SPI. Complete wiring guide, Arduino code, FAT32 setup, file operations & troubleshooting included.

Arduino 3D printers are a rare breed indeed. But if you want an Arduino 3D printer and have some tinkering skills, you should take a look a these DIY Arduino printer projects.

Build a real-time ESP32 GPS Tracker with SIM800L & NEO-6M Module. Track vehicles, assets via GSM with this complete DIY IoT project featuring code, circuit diagram & testing guide.

An Arduino Uno is used in this do-it-yourself RFID attendance system to track students and employees automatically. comprehensive project tutorial that includes LCD interface, circuit connections, programming code, and helpful implementation advice for beginners.

Build a DIY USW indoor positioning system using ESP32 with the Qorvo DWM3000. This tutorial walks you through hardware, firmware, and Python visualisation to create accurate tracking for robotics and IoT projects.

Here GSM Module is used to Make the Call, answer the Call, send SMS, and read SMS, and also this Arduino phone has Mic and Speaker to talk over this Phone. This project will also serve as a proper interfacing of GSM Module with Arduino, with all the Code needed to operate any Phone’s basic functions.

Build an ESP32 speech recognition offline system with Edge Impulse. Create your own ESP32 voice assistant using an INMP441 microphone for hands-free control.