ENTITY al_unit IS
   PORT( 
      ac : IN     std_logic ;
      alu_cmd : IN     std_logic_vector( 3 DOWNTO 0 )  ;
      bit_loc : IN     std_logic_vector( 2 DOWNTO 0 )  ;
      cpu_rst : IN     std_logic ;
      cy : IN     std_logic ;
      data_alu : IN     std_logic_vector( 2 DOWNTO 0 )  ;
      int_clk : IN     std_logic ;
      ov : IN     std_logic ;
      set_ac_ov : IN     std_logic ;
      set_cy : IN     std_logic ;
      tmp1 : IN     std_logic_vector( 7 DOWNTO 0 )  ;
      tmp1_done : IN     std_logic ;
      tmp2 : IN     std_logic_vector( 7 DOWNTO 0 )  ;
      use_acc_0 : IN     std_logic ;
      use_cy : IN     std_logic ;
      ac_out : OUT    std_logic ;
      alu_result : OUT    std_logic_vector( 7 DOWNTO 0 )  ;
      cmp_true : OUT    std_logic ;
      cy_out : OUT    std_logic ;
      ov_out : OUT    std_logic
   );

-- Declarations

END al_unit ;

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