38.8 PyBoard Factory Reset STM32

See https://micropython.org/download/ADAFRUIT_F405_EXPRESS/

Download the firmware:

wget https://micropython.org/resources/firmware/ADAFRUIT_F405_EXPRESS-20220618-v1.19.1.dfu

We need the dfu-utils:

wajig install dfu-util

On the board itself, connect B0 and 3.3V with a paperclip or other conductive item and press the refresh button to enter bootloader whilst USB connected. Then install the firmware.

dfu-util -a 0 -D ADAFRUIT_F405_EXPRESS-20220618-v1.19.1.dfu

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