Subversion Repositories scarts

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

-- This file is part of SCARTS.

-- 

-- SCARTS 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.

-- 

-- SCARTS 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 SCARTS.  If not, see <http://www.gnu.org/licenses/>.

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

library ieee;

use ieee.std_logic_1164.all;

use work.math_pkg.all;

package debounce_pkg is

  component debounce_fsm is

    generic

    (

      CLK_FREQ    : integer;

      TIMEOUT     : time range 100 us to 100 ms := 1 ms;

      RESET_VALUE : std_logic

    );

    port

    (

      sys_clk : in std_logic;

      sys_res_n : in std_logic;

      i : in std_logic;

      o : out std_logic;

      reinit  : in std_logic;

      reinit_value  : in std_logic

    );

  end component debounce_fsm;

  component debounce is

    generic

    (

      CLK_FREQ    : integer;

      TIMEOUT     : time range 100 us to 100 ms := 1 ms;

      RESET_VALUE : std_logic := '0';

      SYNC_STAGES : integer range 2 to integer'high

    );

    port

    (

      sys_clk : in std_logic;

      sys_res_n : in std_logic;

      data_in : in std_logic;

      data_out : out std_logic;

      reinit  : in std_logic;

      reinit_value  : in std_logic

    );

  end component debounce;

end package debounce_pkg;