HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/PELLION/VHD_Lib Files · lib/lpp/dsp/iir_filter/FILTERcfg.vhd

Correction de la FSM qui regule les données entrant dans la FFT

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      ------------------------------------------------------------------------------

      --  This file is a part of the LPP VHDL IP LIBRARY

      --  Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS

      --

      --  This program is free software; you can redistribute it and/or modify

      --  it under the terms of the GNU General Public License as published by

      --  the Free Software Foundation; either version 3 of the License, or

      --  (at your option) any later version.

      --

      --  This program is distributed in the hope that it will be useful,

      --  but WITHOUT ANY WARRANTY; without even the implied warranty of

      --  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

      --  GNU General Public License for more details.

      --

      --  You should have received a copy of the GNU General Public License

      --  along with this program; if not, write to the Free Software

      --  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 

      -------------------------------------------------------------------------------

      --                    Author : Alexis Jeandet

      --                     Mail : alexis.jeandet@lpp.polytechnique.fr

      -------------------------------------------------------------------------------

      library IEEE;

      use IEEE.numeric_std.all;

      use IEEE.std_logic_1164.all;

      package FILTERcfg is

      --===========================================================|

      --========F I L T E R   C O N F I G  V A L U E S=============|

      --===========================================================|

      --____________________________

      --Bus Width and chanels number|

      --____________________________|

      constant ChanelsCount :   integer :=  1;

      constant Sample_SZ    :   integer := 18;

      constant Coef_SZ    :   integer := 9;

      constant CoefCntPerCel:   integer := 6;

      constant CoefPerCel:   integer := 5;

      constant Cels_count :   integer := 5;

      constant virgPos      : integer := 7;

      constant Mem_use    :   integer := 1;

      --============================================================

      --      create each initial values for each coefs ============

      --!!!!!!!!!!It should be interfaced with a software !!!!!!!!!!

      --============================================================

      constant b0_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));

      constant b0_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-66,Coef_SZ));

      constant b0_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));

      constant b1_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));

      constant b1_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-57,Coef_SZ));

      constant b1_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));

      constant b2_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(29,Coef_SZ));

      constant b2_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-17,Coef_SZ));

      constant b2_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(29,Coef_SZ));

      constant b3_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));

      constant b3_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(4,Coef_SZ));

      constant b3_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));

      constant b4_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));

      constant b4_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(24,Coef_SZ));

      constant b4_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));

      --constant b5_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-81,Coef_SZ));

      --constant b5_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-153,Coef_SZ));

      --constant b5_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-171,Coef_SZ));

      --constant b6_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-144,Coef_SZ));

      --constant b6_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-72,Coef_SZ));

      --constant b6_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-25,Coef_SZ));

      constant a0_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      constant a0_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(189,Coef_SZ));

      constant a0_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-111,Coef_SZ));

      constant a1_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      constant a1_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(162,Coef_SZ));

      constant a1_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-81,Coef_SZ));

      constant a2_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      constant a2_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(136,Coef_SZ));

      constant a2_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-55,Coef_SZ));

      constant a3_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      constant a3_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(114,Coef_SZ));

      constant a3_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-33,Coef_SZ));

      constant a4_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      constant a4_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(100,Coef_SZ));

      constant a4_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-20,Coef_SZ));

      --constant a5_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(60,Coef_SZ));

      --constant a5_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      --constant a5_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(87,Coef_SZ));

      --constant a6_0       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(60,Coef_SZ));

      --constant a6_1       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));

      --constant a6_2       :   std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(87,Coef_SZ));

      constant CoefsInitValCst  :   std_logic_vector((Cels_count*CoefCntPerCel*Coef_SZ)-1 downto 0) := (a4_2 & a4_1 & a4_0 & b4_2 & b4_1 & b4_0 & a3_2 & a3_1 & a3_0 & b3_2 & b3_1 & b3_0 & a2_2 & a2_1 & a2_0 & b2_2 & b2_1 & b2_0 & a1_2 & a1_1 & a1_0 & b1_2 & b1_1 &  b1_0 & a0_2 & a0_1 & a0_0 & b0_2 & b0_1 & b0_0);

      constant CoefsInitValCst_v2  :   std_logic_vector((Cels_count*CoefPerCel*Coef_SZ)-1 downto 0) :=

        (a4_1 & a4_2 & b4_0 & b4_1 & b4_2 &

         a3_1 & a3_2 & b3_0 & b3_1 & b3_2 &

         a2_1 & a2_2 & b2_0 & b2_1 & b2_2 &

         a1_1 & a1_2 & b1_0 & b1_1 & b1_2 &

         a0_1 & a0_2 & b0_0 & b0_1 & b0_2  );

      end;

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				------------------------------------------------------------------------------
				-- This file is a part of the LPP VHDL IP LIBRARY
				-- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
				--
				-- This program is free software; you can redistribute it and/or modify
				-- it under the terms of the GNU General Public License as published by
				-- the Free Software Foundation; either version 3 of the License, or
				-- (at your option) any later version.
				--
				-- This program is distributed in the hope that it will be useful,
				-- but WITHOUT ANY WARRANTY; without even the implied warranty of
				-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
				-- GNU General Public License for more details.
				--
				-- You should have received a copy of the GNU General Public License
				-- along with this program; if not, write to the Free Software
				-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
				-------------------------------------------------------------------------------
				-- Author : Alexis Jeandet
				-- Mail : alexis.jeandet@lpp.polytechnique.fr
				-------------------------------------------------------------------------------
				library IEEE;
				use IEEE.numeric_std.all;
				use IEEE.std_logic_1164.all;


				package FILTERcfg is




				--===========================================================\|
				--========F I L T E R C O N F I G V A L U E S=============\|
				--===========================================================\|
				--____________________________
				--Bus Width and chanels number\|
				--____________________________\|
				constant ChanelsCount : integer := 1;
				constant Sample_SZ : integer := 18;
				constant Coef_SZ : integer := 9;
				constant CoefCntPerCel: integer := 6;
				constant CoefPerCel: integer := 5;
				constant Cels_count : integer := 5;
				constant virgPos : integer := 7;
				constant Mem_use : integer := 1;



				--============================================================
				-- create each initial values for each coefs ============
				--!!!!!!!!!!It should be interfaced with a software !!!!!!!!!!
				--============================================================
				constant b0_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));
				constant b0_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-66,Coef_SZ));
				constant b0_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));

				constant b1_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));
				constant b1_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-57,Coef_SZ));
				constant b1_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(58,Coef_SZ));

				constant b2_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(29,Coef_SZ));
				constant b2_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-17,Coef_SZ));
				constant b2_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(29,Coef_SZ));

				constant b3_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));
				constant b3_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(4,Coef_SZ));
				constant b3_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));

				constant b4_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));
				constant b4_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(24,Coef_SZ));
				constant b4_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(15,Coef_SZ));

				--constant b5_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-81,Coef_SZ));
				--constant b5_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-153,Coef_SZ));
				--constant b5_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-171,Coef_SZ));

				--constant b6_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-144,Coef_SZ));
				--constant b6_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-72,Coef_SZ));
				--constant b6_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-25,Coef_SZ));


				constant a0_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				constant a0_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(189,Coef_SZ));
				constant a0_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-111,Coef_SZ));

				constant a1_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				constant a1_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(162,Coef_SZ));
				constant a1_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-81,Coef_SZ));

				constant a2_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				constant a2_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(136,Coef_SZ));
				constant a2_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-55,Coef_SZ));

				constant a3_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				constant a3_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(114,Coef_SZ));
				constant a3_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-33,Coef_SZ));

				constant a4_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				constant a4_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(100,Coef_SZ));
				constant a4_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-20,Coef_SZ));

				--constant a5_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(60,Coef_SZ));
				--constant a5_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				--constant a5_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(87,Coef_SZ));
				--constant a6_0 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(60,Coef_SZ));
				--constant a6_1 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(-128,Coef_SZ));
				--constant a6_2 : std_logic_vector(Coef_SZ-1 downto 0) := std_logic_vector(TO_SIGNED(87,Coef_SZ));

				constant CoefsInitValCst : std_logic_vector((Cels_countCoefCntPerCelCoef_SZ)-1 downto 0) := (a4_2 & a4_1 & a4_0 & b4_2 & b4_1 & b4_0 & a3_2 & a3_1 & a3_0 & b3_2 & b3_1 & b3_0 & a2_2 & a2_1 & a2_0 & b2_2 & b2_1 & b2_0 & a1_2 & a1_1 & a1_0 & b1_2 & b1_1 & b1_0 & a0_2 & a0_1 & a0_0 & b0_2 & b0_1 & b0_0);

				constant CoefsInitValCst_v2 : std_logic_vector((Cels_countCoefPerCelCoef_SZ)-1 downto 0) :=
				(a4_1 & a4_2 & b4_0 & b4_1 & b4_2 &
				a3_1 & a3_2 & b3_0 & b3_1 & b3_2 &
				a2_1 & a2_2 & b2_0 & b2_1 & b2_2 &
				a1_1 & a1_2 & b1_0 & b1_1 & b1_2 &
				a0_1 & a0_2 & b0_0 & b0_1 & b0_2 );


				end;