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    Navigation: All forums > Cores > Message List > Message Post

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    From: Tom Hawkins<tom@c...>
    Date: Mon May 23 15:03:38 CEST 2005
    Subject: [oc] fft core with quartus
    Top
    cagliostro82@g... wrote:
    > Hello,
    >
    > I'm trying to simulate CF FFT core under Altera Quartus 4.2.
    > Compilation is succesfull, but I can't use it correctly because I don't
    > know anything about input and output...
    > What are Data_0, Data_1, Sync_in, Sync_out ... ????

    Pulse Sync_in, then on the next clock cycle start feeding the data set
    in on Data_0_in and Data_1_in (2 data points per cycle). The output
    data (Data_0_out, Data_1_out) starts streaming out one cycle after the
    Sync_out pulse.

    BTW, data sets can be input without interruption, i.e. by pulsing
    Sync_in on the last two data points of the previous set.

    -Tom



    > Please someone help me!!!
    >
    >
    > _______________________________________________
    > http://www.opencores.org/mailman/listinfo/cores
    >
    >


    Follow upAuthor
    [oc] fft core with quartusGiovanni Germani

     
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