[Hackrf-dev] HackRF One not detected anymore

[Paul Connolly]

I'd also check your power, maybe you have some other devices connected
that is dropping the voltage level. Try unplugging other devices and
using different USB ports (not all ports are the same).

On 09/12/2015 02:10, Dominic Spill wrote:
> On 9 December 2015 at 07:58, Thus0 Petrus <thus0.petrus at gmail.com> wrote:
>> My HackRF One is not detected anymore on my laptop (debian jessie). When I
>> plug the device on my USB port, only the 3V3 green LED is on. I've tried
>> different USB ports on my laptop and several USB cables.
>> "dmesg" show nothing when the device is plugged in.
>>
>> I know my laptop is working because I have another HackRF One device which
>> is detected and works properly.
>> It seems to be an internal electronic problem : is there a way to reset the
>> HackRF One or is it broken ?
> Does it work in DFU mode?  To enable DFU mode, hold down the button
> labelled "DFU" and press the reset button.  If that works, it should
> show up as an NXP LPC4330 DFU device.
>
> If DFU mode works you can use it to update firmware to restore
> functionality to your HackRF One.  If it doesn't work, we'll need to
> run through some more tests.
>
> Thanks,
>   Dominic
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