-- -- Rcsid[] = "$Id: hldlogic.vhd,v 2.1 1993/10/06 01:04:36 alex Exp $"; -- entity hldlogic is port(HLDA : out bit; CLK,HOLD,TRESET,T2,T4,THALT,VCC: in bit); end; architecture structure of hldlogic is signal n0, n1, n2, L1, L2: bit; begin U0 : and_gate generic map(1,1) port map(n0,HOLD,n1); U1 : nand_gate generic map(1,1) port map(n1,T2,T4,THALT,n2); U2 : DFF1 port map(L1,n0,CLK,VCC,TRESET); U2a : inv_gate port map(L2,L1); u3 : buf_gate generic map(2,2) port map(HLDA,L1); u4 : buf_gate generic map(2,2) port map(n2,L2); end structure; <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>