[Hackrf-dev] Not recognized USB

Dominic Spill dominicgs at gmail.com
Sat Jun 4 12:44:07 EDT 2016


Is there any relevant output in dmesg when you plug in the HackRF?

The DFU method loads firmware in to RAM and immediately runs it.  One
you've done that, before running hackrf_spiflash, you can run
hackrf_info to see if the HackRF is recognised.  Does it show up?

Dominic

On 4 June 2016 at 10:30, Paul Opitz via HackRF-dev
<hackrf-dev at greatscottgadgets.com> wrote:
> I will add, now that I found this list's archive, that I see some others who
> had the same or similar issue. None of the tips provided to them helped me,
> either (different cable, different USB source, etc.).
>
>
> On Saturday, June 4, 2016 11:06 AM, Paul Opitz via HackRF-dev
> <hackrf-dev at greatscottgadgets.com> wrote:
>
>
>
> Just got the unit yesterday. Did a f/w update, but after that, neither
> Windows PC nor Ubuntu (nor Raspberry Pi) will recognize the unit plugged in.
> If I DFU, then it is recognized.
>
> Tried the DFU firmware update procedure, and it seems to complete, but last
> message is:
>
> dfu-util: unable to read DFU status after completion.
>
> Non-DFU, lsusb does not show the device
> DFU: lsusb shows:
> Bus 001 Device 010: ID 1fc9:000c NXP Semiconductors
>
> Non-DFU, hackrf_info  (as root) returns HACKRF_ERROR_NOT_FOUND (-5)
>
> Non-DFU, LEDs are: GREEN ORANGE RED off FLICKER_ORANGE off
>
> Suggestions? Help?
>
>
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>
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