Board Info arduino-cli.exe board details --fqbn STMicroelectronics:stm32:Nucleo_64:pnum=NUCLEO_F411RE,opt=o3std Compile (Debug, No Optimization, Verbose, ./build) arduino-cli.exe compile --fqbn STMicroelectronics:stm32:Nucleo_64:opt=o0std,dbg=enable_sym,pnum=NUCLEO_F411RE -v --build-path .\build