Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Red Spedizione:2-4 Settimane and the UM7-LT now ships

and the UM7-LT now ships with a conformal coating

you can connect this directly to an Arduino-compatible board

The SPS30 has a five pin interface that can communicate over two different protocols: UART and I2C

Freenode #olimex irc channel for OLinuXino development discussions

from 0x20 to 0x27

Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Red Spedizione:2-4 Settimane and the UM7-LT now shipsYou wont be able to look away from the mesmerizing patterns created by this Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing. This 15x7 LED display can be paired with any of our Feather boards for a beautiful, bright grid of 105 charlieplexed LEDs. It even comes with a built in charlieplex driver that is run over I2C. We carry these FeatherWings in five vivid colors this is the Red matrix. What is particularly nice about this Wing is the I2C