What building a Smart Blind Stick taught me about robotics and practical learning

Discover how building a Smart Blind Stick transformed my understanding of robotics and practical learning through hands-on experience.
GIZBOT

Best Phones with Ultrasonic Fingerprint Sensors (April 2026) in India

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (April 2026) that make the cut: ...
Hackaday

Simulating The AVR8 For A Browser-based Arduino Emulator

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...
CNX Software

Flash Bee – An ESP32-C3-based DIY handheld lightning detector

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...
Hackaday

USB, Abstracted

Modern technology builds on abstractions. Most application programmers today don’t know what a non-maskable interrupt is, nor should they have to. Even fewer understand register coloring or ...
CNX Software

NASA Artemis Watch 2.0 – An ESP32-S3-powered, NASA-inspired wearable kit for education

CircuitMess NASA Artemis Watch 2.0 is a programmable, NASA-themed smartwatch based on an ESP32-S3 WiFi and Bluetooth module ...
IEEE

Codeword-Based Auto-Correlation Receiver for Ultrasonic Time-Code-Indexed Modulation Systems

Abstract: Ultrasonic index modulation can effectively improve the spectral efficiency and energy efficiency of intra-body communication systems. This letter proposes a codeword-based auto-correlation ...