dfu-util is a host side implementation of the DFU 1.0 and DFU 1.1 specifications of the USB forum. DFU is intended to download and upload firmware to/from devices connected over USB.
License
GNU General Public License version 2.0 (GPLv2)Follow dfu-util
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User Reviews
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Needed to update the firmware on my FIIO BTR3 from Linux and easily accomplished this using dfu-util with no prior knowledge of DFU