Circuit Digest

Pac-Man, Space Invaders and Manic Miner Run on a Plain Arduino Uno at 50 fps, With Two Resistors for Video and No Framebuffer

The engine has no framebuffer at all. Instead of drawing a picture in memory and sending it out, the Uno works out every line ...
Electronics For You

Build ESP32 Walkie-Talkies Without Mobile Networks

An open-source project uses ESP32-S3 boards to build walkie-talkies that send voice messages directly, without a router or ...
Open Source For You

Open-Source ESP32 Walkie-Talkies Send Audio Without Wi-Fi

These open-source ESP32 walkie-talkies use ESP-NOW to exchange audio recordings without a Wi-Fi router, with Arduino firmware ...
Circuit Digest

NUS Weaves the World's First Touchscreen Into a Shirt Sleeve, and It Still Works After 50 Machine Washes

A team led by Assistant Professor Tural Khudiyev at the NUS College of Design and Engineering has built a fibre that is both a line of pixels and a touch sensor, and wove 54 of them into a sleeve. NUS ...