* Disable almost all ChibiOS subsystems. * Modify ChibiOS config updater script to fixup mcuconf include, use develop as base instead of master. * Add default early-init bootloader to F042/F072. * Back to 100k freq.
f401 blackpill onekey
Supported Hardware: STM32F401CCU6 WeAct v1.3.
To trigger keypress, short together pins B0 and A7.