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Author: varaste

Project/Code/OPR.vhd

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+library IEEE;
+use IEEE.STD_LOGIC_1164.ALL;
+use Ieee.numeric_std.all;
+
+entity OPR is
+ Port ( clk : in std_logic; 
+ load : in STD_LOGIC;
+ input : in unsigned (3 downto 0);
+ output : out unsigned (3 downto 0));
+end OPR;
+
+architecture Behavioral of OPR is
+
+signal temp : unsigned ( 3 downto 0 ) ;
+
+begin
+ output <= temp ;
+ process ( clk ) 
+ begin 
+ if clk'event and clk = '1' then
+ if load = '1' then 
+ temp <= input ; 
+ else
+ temp <= temp; 
+ end if ;
+ end if ; 
+ end process ;
+ 
+ 
+end Behavioral;