[USRP-users] E310 network mode throughput
philip at opensdr.com
Mon Apr 27 12:16:19 EDT 2015
On 04/27/2015 11:58 AM, Marcus Müller via USRP-users wrote:
> Hi Jason,
> that already is pretty optimized. The architecture of the network
> interface on the E310 doesn't allow for higher rates, really.
> Network mode is a diagnostic tool; a lot of work has gone into getting
> it to work at these rates.
Basically, you would need to change the design so the fpga could
directly control the MAC and bypass the ARM. I think this is possible,
but not an easy change.
> Best regards,
> On 04/26/2015 02:11 AM, Jason Hein via USRP-users wrote:
>> Has anyone done any benchmarking pulling data off the E310 in network
>> mode? I can only get about 4 Mbps (1 MSps 16bit complex) off the
>> device without dropping data and getting overflows. On the E310
>> itself, the usrp_e3x0_network_mode process pegs the cpu pretty quickly
>> with sample rates of 2 MSps and above.
>> Any plans to optimize this? I'd like to use the E310 in a similar
>> fashion as the N210 and saturate the NIC bandwidth at around 25 MSps.
>> USRP-users mailing list
>> USRP-users at lists.ettus.com
> USRP-users mailing list
> USRP-users at lists.ettus.com
More information about the USRP-users