window_function.vhd
84 lines
| 2.8 KiB
| text/x-vhdl
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VhdlLexer
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r602 | ------------------------------------------------------------------------------ | ||
-- 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 : Jean-christophe Pellion | ||||
-- Mail : jean-christophe.pellion@lpp.polytechnique.fr | ||||
-- jean-christophe.pellion@easii-ic.com | ||||
---------------------------------------------------------------------------- | ||||
LIBRARY ieee; | ||||
USE ieee.std_logic_1164.ALL; | ||||
USE ieee.numeric_std.ALL; | ||||
LIBRARY lpp; | ||||
USE lpp.window_function_pkg.ALL; | ||||
ENTITY window_function IS | ||||
GENERIC ( | ||||
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r604 | SIZE_DATA : INTEGER := 16; | ||
SIZE_PARAM : INTEGER := 10; | ||||
NB_POINT_BY_WINDOW : INTEGER := 256 | ||||
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r602 | ); | ||
PORT ( | ||||
clk : IN STD_LOGIC; | ||||
rstn : IN STD_LOGIC; | ||||
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r604 | --ctrl | ||
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r602 | restart_window : IN STD_LOGIC; | ||
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r604 | --data_in | ||
data_in : IN STD_LOGIC_VECTOR(SIZE_DATA-1 DOWNTO 0); | ||||
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r602 | data_in_valid : IN STD_LOGIC; | ||
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r604 | --data_out | ||
data_out : OUT STD_LOGIC_VECTOR(SIZE_DATA-1 DOWNTO 0); | ||||
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r602 | data_out_valid : OUT STD_LOGIC | ||
); | ||||
END window_function; | ||||
ARCHITECTURE beh OF window_function IS | ||||
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r604 | SIGNAL param_in : STD_LOGIC_VECTOR(SIZE_PARAM-1 DOWNTO 0); | ||
SIGNAL param_index : INTEGER RANGE 0 TO NB_POINT_BY_WINDOW-1; | ||||
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r602 | BEGIN | ||
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r604 | WF_rom_1: WF_rom | ||
GENERIC MAP ( | ||||
SIZE_PARAM => SIZE_PARAM, | ||||
NB_POINT_BY_WINDOW => NB_POINT_BY_WINDOW) | ||||
PORT MAP ( | ||||
data => param_in, | ||||
index => param_index); | ||||
WF_processing_1: WF_processing | ||||
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r602 | GENERIC MAP ( | ||
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r604 | SIZE_DATA => SIZE_DATA, | ||
SIZE_PARAM => SIZE_PARAM, | ||||
NB_POINT_BY_WINDOW => NB_POINT_BY_WINDOW) | ||||
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r602 | PORT MAP ( | ||
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r604 | clk => clk, | ||
rstn => rstn, | ||||
restart_window => restart_window, | ||||
data_in => data_in, | ||||
data_in_valid => data_in_valid, | ||||
data_out => data_out, | ||||
data_out_valid => data_out_valid, | ||||
param_in => param_in, | ||||
param_index => param_index); | ||||
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r602 | |||
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r603 | END beh; | ||