Flash CircuitPython to STM32F411, and install Thonny IDE on Ubuntu 20.10

flash CircuitPython 6.1.0 to STM32F411 dev. board, and install Thonny IDE on Ubuntu 20.10. Tested on VirtualBox 6.1/Windows 10.
https://embedded-things.blogspot.com/2021/01/flash-circuitpython-to-stm32f411-and.html

source

ubuntu