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Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA? |
Date: |
Wed, 1 Sep 2010 20:11:30 -0700 |
User-agent: |
Mutt/1.5.20 (2009-12-10) |
On Wed, Sep 01, 2010 at 07:07:26PM -0600, Malihe Ahmadi wrote:
> Hi,
>
> I am using USRP2+RFX2400 board and trying to adapt our packetized
> communication on the board. As I understand the Ethernet does its
> own packetization on information data and we don't like that.
> therefore we are looking into avoid passing our information data to
> the board through Ethernet. We are also fine to make the
> configuration values for other peripherals on the board (such as
> DAC, ADC and daughter boards) fixed so that we still can get away
> with no Ethernet interface. so we are interested to know if there
> is a general purpose input bus (at least 5 pins) that I can use to
> pass my data serially to the FPGA.
The MICTOR debug connector, J301, has 32 uncommitted pins and 2 clks.
It's currently configured as an output, but you can use it for whatever
you like. Look in u2_rev3.v and/or u2_core.v.
output [31:0] debug,
output [1:0] debug_clk,
> That means I would like to see if
> it is possible to remove all the Verilog codes in FPGA related to
> handling the Ethernet interface and get the data I'd like to process
> through a general purpose input bus (at least 5 pins for clock and
> serial data input and 3 handshaking signals) instead of Ethernet
> port. For that reason, I need this general purpose bus to be
> physically accessible on the board so that I can connect them to a
> digital signal generator. Do you have any suggestion/recommendation
> for me?
>
> Thanks,
> Malihe
Eric
- RE: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, (continued)
- RE: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Nick Foster, 2010/09/01
- Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Malihe Ahmadi, 2010/09/02
- RE: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Nick Foster, 2010/09/02
- Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Malihe Ahmadi, 2010/09/02
- RE: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Nick Foster, 2010/09/02
- Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Malihe Ahmadi, 2010/09/15
- Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Nick Foster, 2010/09/15
- Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Malihe Ahmadi, 2010/09/17
- Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Malihe Ahmadi, 2010/09/30
Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?, Malihe Ahmadi, 2010/09/02
Re: [Discuss-gnuradio] USRP2, is that possible to skip the Ethernet and pass data through general purpose (physically accessible) inputs to the FPGA?,
Eric Blossom <=
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