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-- Copyright (C) 2000-2002 The University of Cincinnati.  
-- All rights reserved. 

-- This file is part of VESTs (Vhdl tESTs).

-- UC MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
-- SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
-- OR NON-INFRINGEMENT.  UC SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY
-- LICENSEE AS A RESULT OF USING, RESULT OF USING, MODIFYING OR
-- DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.

-- By using or copying this Software, Licensee agrees to abide by the
-- intellectual property laws, and all other applicable laws of the U.S.,
-- and the terms of this license.

-- You may modify, distribute, and use the software contained in this
-- package under the terms of the "GNU GENERAL PUBLIC LICENSE" version 2,
-- June 1991. A copy of this license agreement can be found in the file
-- "COPYING", distributed with this archive.

-- 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: res_array.ams,v 1.2 2003-08-05 15:14:24 paw Exp $
-- $Revision: 1.2 $
--
-- ---------------------------------------------------------------------

PACKAGE electricalSystem IS
    subtype voltage is real ;
    subtype current is real ;

   NATURE electrical IS voltage ACROSS current THROUGH Ground reference;
   NATURE electrical_vector is array(natural range<>) of electrical ;
   subnature el_vect4 is electrical_vector(1 to 4);
   FUNCTION SIN(X : real) RETURN real;
END PACKAGE electricalSystem;

use work.electricalsystem.all;

--entity declaration

ENTITY RLC IS

END RLC;

--architecture declaration

ARCHITECTURE behavior  OF RLC IS


   terminal n1 : electrical;
   terminal n2: el_vect4;

   quantity vr1 across ir1 through n1 to n2;
   quantity vr2 across ir2 through n2 ;
   quantity vs across n1 ;
   constant r1 : REAL := 20.0;
   constant r2 : REAL := 10.0;


BEGIN 

-- this will no longer work
-- * should be overloaded to support such a statement.
--res1 : vr1 == ir1 * r1;
res11 : vr1(1) == ir1(1) * r1;
res12 : vr1(2) == ir1(2) * r1;
res13 : vr1(3) == ir1(3) * r1;
res14 : vr1(4) == ir1(4) * r1;
res21 : vr2(1) == ir2(1) * r2;
res22 : vr2(2) == ir2(2) * r2;
res23 : vr2(3) == ir2(3) * r2;
res24 : vr2(4) == ir2(4) * r2;
vsrc : vs  == 5.0 * sin(2.0 * 3.1415 * 10.0 --sine source
                              * real(time'pos(now)) * 1.0e-9);

END architecture behavior;