architecture do_nothing of ROM is begin end architecture do_nothing; entity tb_05_08 is end entity tb_05_08; architecture test of tb_05_08 is signal address : natural := 0; signal data : bit_vector(0 to 7); signal enable : bit := '0'; begin dut : entity work.ROM(do_nothing) port map ( address => address, data => data, enable => enable ); stimulus : process is begin wait for 100 ns; address <= 1000; wait for 10 ns; enable <= '1', '0' after 10 ns; wait for 90 ns; address <= 1004; wait for 10 ns; enable <= '1', '0' after 10 ns; wait for 90 ns; address <= 1008; wait for 10 ns; enable <= '1', '0' after 10 ns; wait for 90 ns; wait; end process stimulus; end architecture test; <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>