Is there instruction about the dfu example without using soft device?

[Roy]

Is there instruction on the dfu example without using soft device as metioned in this: devzone.nordicsemi.com/.../

[Hung Bui]

Hi Roy,

From the DFU master (PC) side, the bootloader without softdevice should work the same way as the UART DFU bootloader with softdevice. You can follow the instruction as described for UART DFU as in here.