Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device - some success

[Marcus D. Leech]

On 16/06/12 07:14 AM, Alex DEKKER wrote:
> On 16/06/12 11:56, Phil wrote:
>>
>> OK I now have simple_FM_rcv running as root!
>>
>> So all I need now is to set the permission of the dongle. How might I
>> do that?
>>
> I have an FCD and an RTL dongle. I got the FCD first, for which I
> created a udev rule. I duplicated these for the RTL dongle:
>
> $ cat /etc/udev/rules.d/20-fcd.rules
> SUBSYSTEM=="usb" ATTRS{idVendor}=="04d8" ATTRS{idProduct}=="fb56"
> MODE:="0666" SYMLINK+="FCD"
> SUBSYSTEM=="usb" ATTRS{idVendor}=="1d19" ATTRS{idProduct}=="1101"
> MODE:="0666" SYMLINK+="DVB"
>
> In case it's not obvious, the hex numbers are the VID/PID of the USB
> device. You can see these for connected USB devices with lsusb. The
> MODE parameter determines the permissions, in this case RW for
> everybody. Once the rules are created, reload udev and reinsert the
> device.
>
> alexd
>
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>
The rtl-sdr source includes a rules file that can be placed in
/etc/udev/rules.d


-- 
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org