Hackaday

LED Matrix And A Phototransistor Make A Reverse Camera

A digital camera has an array of sensors that captures light reflected or transmitted onto it. This build is something closer to a reverse camera – a single sensor that makes images on a matrix of ...
Hackaday

Reverse Engineering A Cheap LED Message Marquee

[Hugo] went all out when sharing his findings while reverse engineering this small LED marquee. He purchased the 29×7 LED matrix for under $12 but was surprised to find that the USB connector wasn’t a ...
Electronics Weekly

LED matrix driver, touch matrix driver and RISC-V in one IC

Lumissil Microsystems has introduce a speciallist RISC-V microcontroller for touch-controlled LED-based user interfaces, with optional sound feedback. There are two versions: IS31CS9310 for industrial ...
EDN

Arduino 8×8 LED Matrix

8×8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8×8 LED Matrix module have many applications in real life, such as ...
PC Gamer

The Epic Minimalist Entertainment System is the leader of the itsy bitsy games console committee with its reverse-engineered 1980s LED dot matrix display

Look at the ickle 'cartridges'! Aww, bless it's teeny socks. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. You can keep your hulking modern ...