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• install build-essential / cygwin (for make)
• install gcc-arm-none-eabi
• make debug GCC_PATH=C:/gnu/gcc10-2020-q4-major/bin -j12 --output-sync
• add git to path

git versioning

• use git flow
• when release, use tags "%d.%d.%d" with annotations, example: git flow release start 1.1.3

Debug

• gdb with python support (if you want low level registers view)
• pip install -U cmsis-svd terminaltables. https://github.com/1udo6arre/svd-tools
• openOCD 0.11.0-1 differs from 0.11.0-3 . uncomment apropriate lines in openocd-stm32f4disco.cfg
• run start_debug.sh from bootloader folder

Other info

asm output arm-none-eabi-objdump -S any.o