"--endian=little" 

"--cpu=Cortex-M4" 

"--fpu=VFPv4_SP" 

"-p" 

"D:\IAR Systems\Embedded Workbench 8.4\arm\CONFIG\debugger\Nations\N32G45x\N32G457xE.ddf" 

"--semihosting" 

"--device=N32G457VE" 

"--multicore_nr_of_cores=1"