For his most ambitious build to date, [Param] thought it would be a cool idea to have a LED matrix display spitting tweets out via a WiFi connection. The build is now done, and we’ve got to h… ...

It can display scrolling text at 80 frames per second. You can make your sign as long or short as you like. The majority of the cost for a big sign comes from the LED strips.

They do come in a DIP package, but the 24-pin 0.1″ pitch chip will end up being larger than the 8×8 LED modules he wanted to use. So he opted to go with a surface mount part and spun a PCB ...

Arduino RGB Matrix Shield 10:07 am June 21, 2018 By Julian Horsey Adafruit has this week announced the arrival of the new Arduino RGB Matrix Shield which is now available to purchase priced at $5.95.