Contador

library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
use IEEE.STD_LOGIC_ARITH.ALL;
use IEEE.STD_LOGIC_UNSIGNED.ALL;



entity Principal is
Port ( Clk : in STD_LOGIC;
-- Reset : inSTD_LOGIC;
An : out STD_LOGIC_VECTOR (3 downto 0);
Digito : out STD_LOGIC_VECTOR (7 downto 0));
end Principal;

architecture Behavioral of Principal is

signalcable_count: std_logic;

signal cable_Unidades: std_logic_vector(3 downto 0);
signal cable_Decenas: std_logic_vector(3 downto 0);
signal cable_Centenas: std_logic_vector(3 downto 0);
signalcable_Miles: std_logic_vector(3 downto 0);

signal cable_Unidades2: std_logic_vector(7 downto 0);
signal cable_Decenas2: std_logic_vector(7 downto 0);
signal cable_Centenas2: std_logic_vector(7downto 0);
signal cable_Miles2: std_logic_vector(7 downto 0);

signal cable_clk_out: std_logic;

COMPONENT MainCounter
PORT(
Count : IN std_logic;
-- Reset : IN std_logic;Unidades : OUT std_logic_vector(3 downto 0);
Decenas : OUT std_logic_vector(3 downto 0);
Centenas : OUT std_logic_vector(3 downto 0);
Miles : OUT std_logic_vector(3 downto 0)
);END COMPONENT;

COMPONENT RefleshDisplay
PORT(
Clk : IN std_logic;
Clk_Out : OUT std_logic
);
END COMPONENT;

COMPONENT SpeedCounter
PORT(
Clk : IN std_logic;Count : OUT std_logic
);
END COMPONENT;

COMPONENT Decoder
PORT(
NumeroEntrada : IN std_logic_vector(3 downto 0);
NumeroSalida : OUT std_logic_vector(7 downto 0));
END COMPONENT;

COMPONENT Multiplexor
PORT(
Unidades2 : IN std_logic_vector(7 downto 0);
Decenas2 : IN std_logic_vector(7 downto 0);
Centenas2 : IN std_logic_vector(7 downto 0);Miles2 : IN std_logic_vector(7 downto 0);
Clk : IN std_logic;
An : OUT std_logic_vector(3 downto 0);
Digito : OUT std_logic_vector(7 downto 0)
);
END COMPONENT;

begin...