[Hackrf-dev] DFU

[Russell Hande]

I think once it is booted in DFU mode, you should be able to re-flash
the rom_to_ram firmware.

On Wed, Aug 7, 2013 at 3:26 AM, Graham Cottew <gc at zendata.com> wrote:

> With the hackrf_usb.dfu file you sent me and dfu-utils v 0.7 I can do a DFU that appears OK

>

> The Jawbreaker is then found by hackrf_info and works fine with gnuradio on Tx and Rx

> VCCLED, 1V8LED and LED1 are all on when it is idle

>

> Problem is when I power cycle the board the DFU firmware just disappears and I am left with

> VCCLED on

> 1V8LED off

> LED1, LED2, LED3, USB_LED0, USB_LED1 all dimly lit

>

> Can you suggest what I can do to overcome needing to DFU every time I use the Jawbreaker?

>

> DFU:

>

> $ sudo dfu-util --device 1fc9:000c --alt 0 --download hackrf_usb.dfu

> Password:

> dfu-util 0.7

>

> Copyright 2005-2008 Weston Schmidt, Harald Welte and OpenMoko Inc.

> Copyright 2010-2012 Tormod Volden and Stefan Schmidt

> This program is Free Software and has ABSOLUTELY NO WARRANTY

> Please report bugs to dfu-util at lists.gnumonks.org

>

> Filter on vendor = 0x1fc9 product = 0x000c

> Opening DFU capable USB device... ID 1fc9:000c

> Run-time device DFU version 0100

> Claiming USB DFU Runtime Interface...

> Determining device status: state = dfuIDLE, status = 0

> WARNING: Runtime device already in DFU state ?!?

> Found Runtime: [1fc9:000c] devnum=0, cfg=1, intf=0, alt=0, name="DFU"

> Claiming USB DFU Interface...

> Setting Alternate Setting #0 ...

> Determining device status: state = dfuIDLE, status = 0

> dfuIDLE, continuing

> DFU mode device DFU version 0100

> Device returned transfer size 2048

> DFU CRC does not match

> Warning: File has no DFU suffix

> bytes_per_hash=346

> Copying data from PC to DFU device

> Starting download: [##################################################] finished!

> unable to read DFU status

>

> HackRF_Info:

>

> $ hackrf_info

> Found HackRF board.

> Board ID Number: 1 (Jawbreaker)

> Firmware Version: git-b056efc

> Part ID Number: 0xbc654755 0xbc654755

> Serial Number: 0x00000000 0x00000000 0x505062c8 0x367b9917

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