mergehex.exe -m s112_nrf52_7.2.0_softdevice.hex ble_app_buttonless_dfu_pca10040e_s112.hex -o sd_app_s112.hex  

mergehex.exe -m sd_app_s112.hex  secure_bootloader_ble_s112_pca10040e.hex -o sd_app_boot_s112.hex

mergehex.exe -m sd_app_boot_s112.hex settings_app_s112.hex -o all_app_s112.hex
pause