[USRP-users] Oversampling with an integrator and decimator in RFNoC

Marcus D. Leech mleech at ripnet.com
Thu Mar 17 16:28:03 EDT 2016


On 03/17/2016 04:21 PM, Swanson, Craig wrote:
>
> ​Marcus,
>
> Thank you for your response.
>
> I would just like to make sure that the data coming into RFnoc is from 
> the radio block and it is clocked at 50MHz?
>
>
> Thanks,
>
> Craig
>
I don't know, but perhaps Jonathan and/or Moritz do.


>
>
> *Craig F. Swanson*
> */Research Engineer II
> /*
> */Information and Communications Laboratory/*
> */Communications, Systems, and Spectrum Division/*
> /Georgia Tech Research Institute/
> /Room 560
> 250 14th St NW
> /
> /Atlanta, GA 30318/
> /Cell: 770.298.9156/
> http://www.gtri.gatech.edu 
> <https://mail.gtri.gatech.edu/owa/redir.aspx?C=c20925f2f0af4dd29329ddf0701ecfff&URL=http%3a%2f%2fwww.gtri.gatech.edu%2f>
>
> ------------------------------------------------------------------------
> *From:* Marcus D. Leech <mleech at ripnet.com>
> *Sent:* Thursday, March 17, 2016 3:59 PM
> *To:* Swanson, Craig
> *Subject:* Re: [USRP-users] Oversampling with an integrator and 
> decimator in RFNoC
> On 03/17/2016 03:53 PM, Swanson, Craig via USRP-users wrote:
>>
>> Jonathan,
>>
>> I have an AGC in RFNoC but I need to add an oversampler.  I was 
>> hoping to take advantage of the 50 MHz oscillator that connects to 
>> the Zync, but I believe the only clocks you have available 
>> are bus_clk and ce_clk and off the top of my head, I don't know how 
>> fast those run.  Do you have any decimation and interpolation filters 
>> in RFNoC?
>>
>>
>> Craig
>>
>>
>>
> There are both an IIR filter block and keep-one-in-N block in RFNoC.
>
>
>

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