We designed Feather to be a new standard for portable microcontroller cores. This is the Adafruit Feather 32u4 Bluefruit - our take on an 'all-in-one' Arduino-compatible + Bluetooth Low Energy with ...
The firmware on your Bluefruit LE modules can be updated with the on-board DFU bootloader, using the latest firmare image from this repository for the update. The Adafruit Bluefruit LE Connect app for ...