Small 1.2" 8x8 Ultra Bright Square Yellow LED Matrix + Backpack Ecosystem_Qwiic/STEMMA QT using the beautiful little Lite-On

using the beautiful little Lite-On LTP-305 matrices

At its core is an ATmega328P with 32KB of flash and 2KB of RAM

2GHz Quad-Core ARM Cortex-A53

This version does not have touchscreen attached It's exactly the same TFT display as PID 2354 but without the resistive touch panel so it is a little less expensive

We even have a tutorial on how to use two free software programs to plot your data The included RTC (Real Time Clock) can be used to timestamp all your data with the current time so that you know precisely what happened when

Small 1.2" 8x8 Ultra Bright Square Yellow LED Matrix + Backpack Ecosystem_Qwiic/STEMMA QT using the beautiful little Lite-OnWhat's better than a single LED? Lots of LEDs! Matrices like these are 'multiplexed' so to control 64 LEDs you need 16 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Here at Adafruit, we feel your pain! After all, wouldn't it be awesome if you could control a matrix without tons of wiring? That's where these lovely LED