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Diffstat (limited to 'testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_11.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_11.vhd | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_11.vhd b/testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_11.vhd new file mode 100644 index 000000000..bc4a1555d --- /dev/null +++ b/testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_11.vhd @@ -0,0 +1,63 @@ + +-- 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_13_fg_13_11.vhd,v 1.2 2001-10-26 16:29:35 paw Exp $ +-- $Revision: 1.2 $ +-- +-- --------------------------------------------------------------------- + +-- not in book +library ieee; use ieee.std_logic_1164.all; + + entity controller is + end entity controller; + +-- end not in book + + + architecture structural of controller is + + component reg is + generic ( width : positive ); + port ( clock : in std_logic; + data_in : in std_logic_vector(0 to width - 1); + data_out : out std_logic_vector(0 to width - 1) ); + end component reg; + + -- . . . + + -- not in book + subtype state_type is std_logic_vector(0 to 5); + signal clock_phase1 : std_logic; + signal next_state, current_state : state_type; + -- end not in book + + begin + + state_reg : component reg + generic map ( width => state_type'length ) + port map ( clock => clock_phase1, + data_in => next_state, + data_out => current_state ); + + -- . . . + + end architecture structural; |