library ieee; use ieee.std_logic_1164.all; use ieee.std_logic_arith.all; use ieee.std_logic_unsigned.all; -- 8 Bit Unsigned Comparator with outputs registered -- for pipelining entity cmp8_reg is port ( clk: in std_logic; A,B : in std_logic_vector(7 downto 0); aeqb, altb, agtb : out std_logic ); end cmp8_reg; architecture a of cmp8_reg is begin -- process that has combinational logic with DFFs on output for latching outputs process begin wait until clk'event and clk='1'; if (a = b) then aeqb <= '1'; else aeqb <= '0'; end if; if (a < b) then altb <= '1'; else altb <= '0'; end if; if (a > b) then agtb <= '1'; else agtb <= '0'; end if; end process; end a; <div align="center"><br /><script type="text/javascript"><!-- google_ad_client = "pub-7293844627074885"; //468x60, Created at 07. 11. 25 google_ad_slot = "8619794253"; google_ad_width = 468; google_ad_height = 60; //--></script> <script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script><br /> </div>