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Re: Regarding JOP

by Tan :: Rate this Message:

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Hi martin,
As you said to take the dspio code as the refernce code,I went through the code and understood how to interface.However i want to clear what I am doing is right or not.So here it goes like this...
I took "dspio.vhd" as reference code and wrote the I2s code instead of ac97 and changed the code accordingly...
i hope this time I am doing it correct.
Martin Schoeberl wrote:
> downloaded JOP onto the xilinx kit again(fresh code) and started analysing
> the code.Before "SCIO BLOCK" there is an extension block where the output is
> "mem_data" and this data is parallel. So to get the output from SCIO block
> should I replace SCIO (sc_uart,sc_cnt) with SC2WB.vhd code?I tried this but
> am stuck when it comes to mapping memory as the last two block's memories
> are connected.
>
> Am trying to confirm if what I am doing is right. Could you please advise
me

No, that's wrong.

> on how to get the parallel output from SCIO in order to connect it to SC2WB?
> The whole idea is to obtain the parallel output from JOP.
> Hence connect the output to  I2S.

Please, please, please: Look into scio_dspio.vhd for an example
how to connect a Wishbone slave to JOP.

Martin
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