Milyen áramköri elemet valósít

meg az alábbi példaprogram?

    Generic (BIT_SZAM :natural := 8);

    Port (src_clk: in std_logic;

          reset : in std_logic;

          CE : in std_logic;

      --   

d : in std_logic_vector(BIT_SZAM-1 downto 0);

          q : out std_logic_vector(BIT_SZAM-1

downto 0));

end pelda_6;

architecture

Behavioral of pelda_6 is

 begin

process (src_clk,

reset)

variable counter

: std_logic_vector(BIT_SZAM-1 downto 0);

begin

   if src_clk'event and src_clk='1' then

   if reset='1' then

      counter := (others=>'0');

    elsif CE='1' then

      counter:= counter+1;

   end if;

   end if;

   q<=counter;

end process;

end Behavioral;