It is my projects dedicated to STM32 microcontrollers.
Instal arm toolchain https://github.com/osx-cross/homebrew-arm
Sample project prepared for my paper https://habr.com/post/354670/
Another parts are in progress.
Library for Nokia 3310 display. Work in progress.
Abandoned project for my stm32l152 demo board which I sold out...