Can't generate .hex file, I tried the famous statement in Project > properties > post-bulid step : arm-none-eabi-objcopy -O ihex ${ProjName}.elf ${ProjName}.hex But it doesn't work, Pls Help.

[Enour.1 · Accepted solution]

I found it !, Project->Properties->C/C++ building->Settings->MCU post output-> check (convert to intel Hex file)