[Fabien] decided he wanted to build his own LED display and ended up with something ... The original plan was to drive these with an Arduino, but with so many pixels he quickly ran out of RAM.

Both the Arduino and the MPU-6050 board are readily available and not particularly expensive, and the LED matrix displays are just 8×8 arrays of red/green LEDs, each driven by a HT16K33 LED ...

WiFi’s LED matrix The on-board 12 x 8 (96pixel) matrix of red LEDs (photo right) is Charlieplexed for pixel-level addressing. Arduino_LED_Matrix API is available for programming and control, and “we ...