Re: FEC1/3,2/3 +Scrambler Details!

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Hi Mohamed,
Please find the fec1_3.c attached with this mail. It has lot
more comments than the earlier version of it. Please go through
it, start from subroutinr "main", which at the end of the  file
and then trace-out the related subroutines.
This should give a better view of the system of FEC 1/3.
Regards
-- Ravi Ranjan Kumar



---- On 14 Mar 2004 15:58:19, Mohamed Salem
([email protected]) wrote:

> I tried to study the function, operation, processing and the
data-flow
> to the FEC1/3 and the FEC2/3 in order to explain the details
of these
> components in the HW specs document. (I hardly know C ) , So I
faced
> some troubles. 
> Can any one inspect the files and provide us with details. 
> My objective is to know where the inputs are coming from to
the
> components and in which format and what the FEC will generate
and when
> we use the FEC 1/3 and when FEC 2/3 and what is done while
extraction
> and correction. 
> Hence, Details and scenario is required in order to finalize
the design
> spec of the Data_path...
> 
> The same for this would be applied also to the whitening
component
> 
> 
> Thanks all for your time and interest and Special thanks for
Ravi who
> developed the C-models .. 
> 
> Let us realize NOUR my friends 
> 
> Best Regards,
> Mohamed A.Salem
> 
> On Tue, 2004-03-09 at 18:00, Mohamed Salem wrote:
> > Dear All,
> > 
> >  
> > Attached (tar.gz) are C models of the data-path (bit-stream)
components
> > developed by "Ravi Ranjan":
> > 
> > 1- CRC16 
> > 2- HEC
> > 3- FEC 1/3 
> > 4- FEC 2/3 
> > 5- Scrambler.
> > 
> > The main subroutine inside each file acts as a testbench
that would be
> > modified to interface with the HDL models for the
components.
> > 
> > To run the files :
> > ==================
> > gunzip c-fles.tar.gz
> > tar -xvf c-files.tar
> > go the installed directory <c-files>
> > execute these commands in order:
> > 
> > command 1:gcc -DPRINT_EN <the c file name>
> > command 2 : ./a.out
> > =======================
> > 
> > Currently we are studying the C models  in order to update
the last
> > section of the Hardware specs of the Bitstream processing
document.
> > 
> > The files will be uploaded to the CVS as well.
> > 
> > 
> > Thanks for your time and interest.
> > LET US REALIZE NOUR....
> > 
> > Best Regards,
> > 
> > 	Mohamed A.Salem
> > 
> >
______________________________________________________________________
> > 
> > --------------------------
> > NOUR Mailing List
> > Handasa Arabia Organization
> > http://www.handasarabia.org
> > [email protected]
> > 
> > Message number 120
> 
> 
> --------------------------
> NOUR Mailing List
> Handasa Arabia Organization
> http://www.handasarabia.org
> [email protected]
> 
> Message number 124
> 
> 
> 


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