Subversion Repositories product_code_iterative_decoder

-- $Id: output.vhdl,v 1.1.1.1 2005-11-15 01:51:29 arif_endro Exp $

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

-- Title       : Output Data

-- Project     : 

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

-- File        : output.vhdl

-- Author      : "Arif E. Nugroho" <arif_endro@yahoo.com>

-- Created     : 2005/11/01

-- Last update : 

-- Simulators  :

-- Synthesizers: 

-- Target      : 

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

-- Description : Save output to file, to be analyzed.

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

-- Copyright (C) 2005 Arif Endro Nugroho

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

-- 

--      THIS SOURCE FILE MAY BE USED AND DISTRIBUTED WITHOUT RESTRICTION

-- PROVIDED THAT THIS COPYRIGHT STATEMENT IS NOT REMOVED FROM THE FILE AND THAT

-- ANY DERIVATIVE WORK CONTAINS THE ORIGINAL COPYRIGHT NOTICE AND THE

-- ASSOCIATED DISCLAIMER.

-- 

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

-- 

--      THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

-- IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

-- MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO

-- EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

-- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;

-- OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,

-- WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR

-- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

-- 

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

library ieee;

use ieee.std_logic_1164.all;

use ieee.std_logic_arith.all;

use ieee.std_logic_unsigned.all;

use std.textio.all;

entity output is

   port (

      start : in bit;

      y0    : in bit;

      y1    : in bit;

      y2    : in bit;

      y3    : in bit

      );

end output;

architecture test_bench of output is

file send_out_ptr : text open write_mode is "send_out.txt";

signal send_out   : bit_vector (03 downto 00);

begin -- architecture test_bench

   process (start)

   variable send_out_ln  : line;

   begin

      if (start = '0' and start'event) then

         for a in send_out'range loop

            write(send_out_ln, send_out(a));

            writeline(send_out_ptr, send_out_ln);

         end loop;

      end if;

   end process;

   send_out <= ( y0 & y1 & y2 & y3 );

end test_bench;