Hackaday

How Many Hacks In An LED Display?

There are so many nice hacks in [Joekutz]’s retro LED display project that it’s hard to know where to start. There’s his DIY LED display controlled by an Arduino UNO. To have some text or picture for ...
Embedded

Arduino launches 32-bit UNO board with Wi-Fi, cloud and 96 LED matrix

Arduino has launched its next generation of UNO boards, introducing a 32-bit Renesas microcontroller and Espressif ESP32-S3 module, one-click cloud connectivity and plenty of I/O plus a 12×8 red LED ...
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 ...
Hackaday

10×10 LED Matrix

[KopfKopfKopfAffe] just finished a 3-year labor of love resulting in this 10 by 10 LED Matrix. This trumps the Shiftbrite table from earlier today by bringing an actual 100 LEDs to the display. These ...
EDN

Homemade LED Matrix

The project illustrates the assembly of a LED matrix display made in 16×24 Green SMD LED matrix. The matrix contains 16 rows which are controlled by a 4:16 de-mux using only 4 I/O pins. Two 8-channels ...