library IEEE,lsi_10k;

use IEEE.std_logic_1164.all;
use IEEE.std_logic_arith.all;
use IEEE.std_logic_textio.all;
use lsi_10k.COMPONENTS.all;

package CONV_PACK_seq_design is

-- define attributes
attribute ENUM_ENCODING : STRING;

end CONV_PACK_seq_design;

library IEEE,lsi_10k;

use IEEE.std_logic_1164.all;
use IEEE.std_logic_arith.all;
use IEEE.std_logic_textio.all;
use lsi_10k.COMPONENTS.all;

use work.CONV_PACK_seq_design.all;

entity seq_design is

   port( a, clock, reset : in std_logic;  x : out std_logic);

end seq_design;

architecture SYN of seq_design is

   component AN2
      port( A, B : in std_logic;  Z : out std_logic);
   end component;
   
   component EN
      port( A, B : in std_logic;  Z : out std_logic);
   end component;
   
   component EO
      port( A, B : in std_logic;  Z : out std_logic);
   end component;
   
   component ND2
      port( A, B : in std_logic;  Z : out std_logic);
   end component;
   
   component FD2P
      port( D, CP, CD : in std_logic;  Q, QN : out std_logic);
   end component;
   
   component IVA
      port( A : in std_logic;  Z : out std_logic);
   end component;
   
   signal next_state_1_port, next_state_0_port, current_state_1_port, 
      current_state_0_port, n47, n48, n49, n50 : std_logic;

begin
   
   U22 : AN2 port map( A => current_state_0_port, B => current_state_1_port, Z 
                           => x);
   U23 : EN port map( A => n47, B => current_state_1_port, Z => 
                           next_state_1_port);
   U24 : EO port map( A => a, B => current_state_0_port, Z => next_state_0_port
                           );
   U25 : ND2 port map( A => a, B => current_state_0_port, Z => n47);
   current_state_regx0x : FD2P port map( D => next_state_0_port, CP => clock, 
                           CD => n48, Q => current_state_0_port, QN => n49);
   current_state_regx1x : FD2P port map( D => next_state_1_port, CP => clock, 
                           CD => n48, Q => current_state_1_port, QN => n50);
   U26 : IVA port map( A => reset, Z => n48);

end SYN;