[Hackrf-dev] hackrf firmware update does not work

[Dominic Spill]

On 31 May 2015 at 09:01, Bernard <colombier at bernard.li> wrote:
>
> Le dim. 31 mai 2015 à 1:38, Dominic Spill <dominicgs at gmail.com> a écrit :
>
> So I use dfu-util (from package dfu-util v 0.7 r 4.fc21) to load the
> firmware image to RAM as you instructed:

> [bernard at juglans-nigra HACKRF]$ hackrf_info
> Found HackRF board.
> Board ID Number: 2 (HackRF One)
> Firmware Version: 2014.08.1

> But when I reset the board, I'm back to the old firmware, even if I try to
> write the firmware image to SPI flash with the hackrf_spiflash utility
> before the reset as instructed in the wiki.

It sounds like your board is working but the write to the SPI flash is failing.

When you used DFU mode to load the 2014.08.1 firmware in to RAM, did
you try to use the board with GNU Radio or any other software?  i.e.
can you confirm that the board is working as expected?

Thanks,
  Dominic