First time with an unfamiliar bootloader? Not sure what that blinking LED means? Looking for a way to speed up your restart times? Or just feel like building a better bootloader?
The following pages contain links to other tutorials regarding the care and feeding of common bootloaders.
Two size-12 boot-loads of microcontrollers
![Debug Header for the Feather [M0]](https://cdn-learn.adafruit.com/guides/cropped_images/000/001/563/medium640/m0-debug-1.JPG?1520544696)
