Subversion Repositories t48

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--

-- The T8243 asynchronous toplevel without tri-state signals

--

-- $Id: t8243_async_notri.vhd,v 1.1 2006-07-13 22:53:56 arniml Exp $

-- $Name: not supported by cvs2svn $

--

-- Copyright (c) 2006, Arnim Laeuger (arniml@opencores.org)

--

-- All rights reserved

--

-- Redistribution and use in source and synthezised forms, with or without

-- modification, are permitted provided that the following conditions are met:

--

-- Redistributions of source code must retain the above copyright notice,

-- this list of conditions and the following disclaimer.

--

-- Redistributions in synthesized form must reproduce the above copyright

-- notice, this list of conditions and the following disclaimer in the

-- documentation and/or other materials provided with the distribution.

--

-- Neither the name of the author nor the names of other contributors may

-- be used to endorse or promote products derived from this software without

-- specific prior written permission.

--

-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 OR CONTRIBUTORS 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.

--

-- Please report bugs to the author, but before you do so, please

-- make sure that this is not a derivative work and that

-- you have the latest version of this file.

--

-- The latest version of this file can be found at:

--      http://www.opencores.org/cvsweb.shtml/t48/

--

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library ieee;

use ieee.std_logic_1164.all;

entity t8243_async_notri is

  port (

    -- System Interface -------------------------------------------------------

    reset_n_i : in  std_logic;

    -- Control Interface ------------------------------------------------------

    cs_n_i    : in  std_logic;

    prog_n_i  : in  std_logic;

    -- Port 2 Interface -------------------------------------------------------

    p2_i      : in  std_logic_vector(3 downto 0);

    p2_o      : out std_logic_vector(3 downto 0);

    p2_en_o   : out std_logic;

    -- Port 4 Interface -------------------------------------------------------

    p4_i      : in  std_logic_vector(3 downto 0);

    p4_o      : out std_logic_vector(3 downto 0);

    p4_en_o   : out std_logic;

    -- Port 5 Interface -------------------------------------------------------

    p5_i      : in  std_logic_vector(3 downto 0);

    p5_o      : out std_logic_vector(3 downto 0);

    p5_en_o   : out std_logic;

    -- Port 6 Interface -------------------------------------------------------

    p6_i      : in  std_logic_vector(3 downto 0);

    p6_o      : out std_logic_vector(3 downto 0);

    p6_en_o   : out std_logic;

    -- Port 7 Interface -------------------------------------------------------

    p7_i      : in  std_logic_vector(3 downto 0);

    p7_o      : out std_logic_vector(3 downto 0);

    p7_en_o   : out std_logic

  );

end t8243_async_notri;

use work.t8243_comp_pack.t8243_core;

architecture struct of t8243_async_notri is

  signal vdd_s : std_logic;

begin

  vdd_s <= '1';

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

  -- The T8243 Core

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

  t8243_core_b : t8243_core

    generic map (

      clk_fall_level_g => 0

    )

    port map (

      clk_i         => prog_n_i,

      clk_rise_en_i => vdd_s,

      clk_fall_en_i => vdd_s,

      reset_n_i     => reset_n_i,

      cs_n_i        => cs_n_i,

      prog_n_i      => prog_n_i,

      p2_i          => p2_i,

      p2_o          => p2_o,

      p2_en_o       => p2_en_o,

      p4_i          => p4_i,

      p4_o          => p4_o,

      p4_en_o       => p4_en_o,

      p5_i          => p5_i,

      p5_o          => p5_o,

      p5_en_o       => p5_en_o,

      p6_i          => p6_i,

      p6_o          => p6_o,

      p6_en_o       => p6_en_o,

      p7_i          => p7_i,

      p7_o          => p7_o,

      p7_en_o       => p7_en_o

    );

end struct;

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