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1 d93979b7 Arnaud Dieumegard
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-- Copyright (C) 1996 Morgan Kaufmann Publishers, Inc
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-- This file is part of VESTs (Vhdl tESTs).
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-- VESTs is free software; you can redistribute it and/or modify it
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-- under the terms of the GNU General Public License as published by the
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-- Free Software Foundation; either version 2 of the License, or (at
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-- your option) any later version. 
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-- VESTs is distributed in the hope that it will be useful, but WITHOUT
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-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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-- FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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-- for more details. 
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-- You should have received a copy of the GNU General Public License
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-- along with VESTs; if not, write to the Free Software Foundation,
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-- Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
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-- ---------------------------------------------------------------------
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--
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-- $Id: ch_04_ch_04_05.vhd,v 1.2 2001-10-26 16:29:33 paw Exp $
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-- $Revision: 1.2 $
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--
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-- ---------------------------------------------------------------------
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entity ch_04_05 is
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end entity ch_04_05;
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----------------------------------------------------------------
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architecture test of ch_04_05 is
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begin
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  process_04_2_a : process is
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                             -- code from book:
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                             type sample is array (natural range <>) of integer;
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                           variable short_sample_buf : sample(0 to 63);
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                           subtype long_sample is sample(0 to 255);
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                           variable new_sample_buf, old_sample_buf : long_sample;
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                           constant lookup_table : sample := ( 1 => 23, 3 => -16, 2 => 100, 4 => 11);
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                           constant beep_sample : sample := ( 127, 63, 0, -63, -127, -63, 0, 63 );
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                           -- end of code from book
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  begin
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    wait;
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  end process process_04_2_a;
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end architecture test;