Using at template for the STM32F072CBT6, designing a development board that is pin-compatible with the BlackPill from WeAct Studio.

STM32F072CTB6 KiCad Template:
https://github.com/NCKiser/STM32F072_...

WeAct Studio STM32F4X1 BlackPill:
https://github.com/WeActStudio/WeActS...