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Diffstat (limited to 'testsuite/vests/vhdl-93/ashenden/compliant/ch_05_fg_05_05.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/ashenden/compliant/ch_05_fg_05_05.vhd | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/ashenden/compliant/ch_05_fg_05_05.vhd b/testsuite/vests/vhdl-93/ashenden/compliant/ch_05_fg_05_05.vhd new file mode 100644 index 000000000..ce2ff1750 --- /dev/null +++ b/testsuite/vests/vhdl-93/ashenden/compliant/ch_05_fg_05_05.vhd @@ -0,0 +1,44 @@ + +-- Copyright (C) 1996 Morgan Kaufmann Publishers, Inc + +-- This file is part of VESTs (Vhdl tESTs). + +-- VESTs is free software; you can redistribute it and/or modify it +-- under the terms of the GNU General Public License as published by the +-- Free Software Foundation; either version 2 of the License, or (at +-- your option) any later version. + +-- VESTs is distributed in the hope that it will be useful, but WITHOUT +-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +-- for more details. + +-- You should have received a copy of the GNU General Public License +-- along with VESTs; if not, write to the Free Software Foundation, +-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +-- --------------------------------------------------------------------- +-- +-- $Id: ch_05_fg_05_05.vhd,v 1.3 2001-11-03 23:19:37 paw Exp $ +-- $Revision: 1.3 $ +-- +-- --------------------------------------------------------------------- + +entity edge_triggered_Dff is + port ( D : in bit; clk : in bit; clr : in bit; + Q : out bit ); +end entity edge_triggered_Dff; + +architecture behavioral of edge_triggered_Dff is +begin + + state_change : process (clk, clr) is + begin + if clr = '1' then + Q <= '0' after 2 ns; + elsif clk'event and clk = '1' then + Q <= D after 2 ns; + end if; + end process state_change; + +end architecture behavioral; |