Circuit Digest

ESP32-CAM Currency Recognition System using Edge Impulse

TinyML / Edge AI, ESP32-CAM camera interfacing, Edge Impulse workflow, Image classification & object detection on ...
Electronics For You

Proteus Design Suite: Your First Step Into Embedded And PCB Design

From circuit simulation to embedded firmware testing and PCB design, Proteus lets you see how hardware and code work together ...
Hackaday

Building An Escape Room Lockbox With The ESP32 Cheap Yellow Display (CYD)

Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called ...
GitHub

Li-Fi Based Text Communication between Two Arduino

This project demonstrates Li-Fi (Light Fidelity) communication between two Arduino boards using visible light for data transmission. Text data is transmitted using an LED and a 4x4 keypad on the ...
Hackaday

Looking At A Real Fake Raspberry Pi RP2040 Board

Since the RP2040 microcontroller is available as a stand-alone component, it’s easy enough for third parties to churn out ...
GitHub

VS1053 Library for Arduino AVR and UNO R4

Developed by Kaled Souky in 2025, the vs1053_avr_renesas_uno library is an Arduino port of the vs1053_SdFat library, originally created by Michael P. Flaga in 2012. The vs1053_avr_renesas_uno library ...