[USRP-users] X310 Channel Command Issue

Marcus D. Leech mleech at ripnet.com
Mon Jul 31 13:33:30 EDT 2017


On 07/31/2017 01:22 PM, Mark Koenig wrote:
>
> Can I use one 10Gig connection to task both channels in the x310?
>
Absolutely.

A "multi-usrp" object can contain streams from multiple devices, and 
single or dual streams from a single device.

For your case, you use the subdev specification:

"A:0 B:0"


> *From: *"mleech at ripnet.com" <mleech at ripnet.com>
> *Date: *Monday, July 31, 2017 at 1:11 PM
> *To: *Mark Koenig <mark.koenig at iubelttechnologies.com>
> *Cc: *"usrp-users at lists.ettus.com" <usrp-users at lists.ettus.com>
> *Subject: *Re: [USRP-users] X310 Channel Command Issue
>
> You'll need a much-more-recent version of UHD to support dual-ethernet 
> mode.
>
> We need to see the part of your code that creates the usrp device 
> object, specifies the device address details, etc, and also how you 
> create your streamers.
>
> On 2017-07-31 12:46, Mark Koenig wrote:
>
>     I am using version 003.008.004.
>
>     I am uncertain of what part of the code you are referring to that
>     sets up the motherboard.
>
>     *From: *"mleech at ripnet.com" <mleech at ripnet.com>
>     *Date: *Monday, July 31, 2017 at 12:41 PM
>     *To: *Mark Koenig <mark.koenig at iubelttechnologies.com>
>     *Cc: *"usrp-users at lists.ettus.com" <usrp-users at lists.ettus.com>
>     *Subject: *Re: [USRP-users] X310 Channel Command Issue
>
>     What version of UHD are you using?
>
>     We'd need to see the part of your code that sets up the
>     motherboard, etc.
>
>     We don't have enough details to diagnose your problem.
>
>     On 2017-07-31 12:32, Mark Koenig via USRP-users wrote:
>
>         I am having issue communicating with both channels on the
>         X310.  I have 2 UBX-40 daughtercards installed in the x310,
>         and am using the 10 Gig port as well as the 1 Gig port, with
>         the intention to use one port to control one channel and the
>         other card to control the other channel.  Also, I am working
>         in receive only for now.
>
>         When I use "uhd_find_devices"  I get the following:
>
>         UHD DEVICE 0
>
>         Device Address:
>
>         Type:  x300
>
>         Addr:  192.168.10.2
>
>         Fpga:  HGS
>
>         Name:
>
>         Serial:  30F5A3F
>
>         UHD DEVICE 1
>
>         Device Address:
>
>         Type:  x300
>
>         Addr:  192.168.40.2
>
>         Fpga:  HGS
>
>         Name:
>
>         Serial:  30F5A3F
>
>         I also have the host PC ip addresses assigned correct;
>         192.168.10.1 and 192.168.40.1.
>
>         Which leads me to believe the daughtercards have 2 different
>         IP addresses.  The problem is that if I task either 10.2 or
>         40.2 I only ever communicate with the RF A channel, never the
>         B channel.
>
>         Can somebody please help me with this?
>
>         Thank you
>
>         Mark
>
>         _______________________________________________
>         USRP-users mailing list
>         USRP-users at lists.ettus.com <mailto:USRP-users at lists.ettus.com>
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