CAUTION: This functionality is meant for advanced users. You can get a lot of functionality from your controller without ever touching the MicroPython extension system. Gor additional information about built-in functionality, please see the rest of the documentation on this website

Otherwise, all information about running MicroPython can be found in this GitLab repo:

https://gitlab.com/terrorbyte-electronics-llc/scream-relay-micropython-documentation