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Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels rel
From: |
Josh Blum |
Subject: |
Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably |
Date: |
Wed, 27 Apr 2011 13:25:29 -0700 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.14) Gecko/20110223 Lightning/1.0b2 Thunderbird/3.1.8 |
> It feels as though the subdev config in general is quite unstable
> for my multi-channel setup or my code is missing something very basic. When
> I double check the freq and gain settings with the get functions, they all
> look fine though.
>
> Any insights?
>
It turns out that the RX mux was calculated in reverse. Effectively, the
channels were swapped. This would have been hard to notice on a pair of
boards with frac-N synthesizers, but with DBSRX, the DDC offset made it
noticeable. I pushed a fix to the master:
http://code.ettus.com/redmine/ettus/projects/uhd/repository/diff?rev=1e7227319cdf9098c6ddf344ad5bbd2c82ca2cda&rev_to=3dfdda7c82b65fe3acbdadcafde3e93e129345d2
Thanks,
-Josh
- [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/26
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably,
Josh Blum <=
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Josh Blum, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Josh Blum, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/28
- Re: [Discuss-gnuradio] UHD: trouble configuring multiple RX channels reliably, Michael Dev, 2011/04/29