hello, when compiling with makefile it generates blackmagic.bin and blackmagic.hex but no blackmagic.dfu. here is the output with mys2

I use the command : make PROBE_HOST=hydrabus

Memory region Used Size Region Size %age Used
rom: 133924 B 1 MB 12.77%
ram: 5956 B 128 KB 4.54%
OBJCOPY blackmagic.bin
OBJCOPY blackmagic.hex