The source code of the bootloader used by the nRF52 on the micro:bit v2
Why do you think that https://github.com/carlosperate/awesome-microbit is a good alternative to v2-bootloader
The source code of the bootloader used by the nRF52 on the micro:bit v2
Why do you think that https://github.com/carlosperate/awesome-microbit is a good alternative to v2-bootloader