qmk-firmware/keyboards/handwired/onekey/blackpill_f401
..
chconf.h
config.h
halconf.h
mcuconf.h
readme.md
rules.mk

F401 Blackpill onekey

  • Supported Hardware: STM32F401CCU6 WeAct v1.3

To trigger keypress, short together pins B0 and A7.