-- 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: test130.ams,v 1.1 2002-03-27 22:11:16 paw Exp $
-- $Revision: 1.1 $
--
-- ---------------------------------------------------------------------

package electricalSystem is
    NATURE electrical IS real ACROSS real THROUGH ground reference; 
    FUNCTION POW(X,Y: real) RETURN real;
    FUNCTION SIN(X : real) RETURN real;
    FUNCTION EXP(X : real) RETURN real;
    FUNCTION SQRT(X : real) RETURN real;
    nature electrical_vector is array(natural range<>) of electrical;
    subnature el_vec is electrical_vector(0 to 3);
END PACKAGE electricalSystem;

use work.electricalSystem.all;

entity test is
generic( a: real);
port( terminal ip: el_vec;
      terminal op:electrical);
end entity;

architecture atest of test is
variable a:real:=5.0;
variable output:real:=0.0;
quantity vin0 across ip(0) to op;
quantity vin1 across ip(1) to op;
quantity vin2 across ip(2) to op;
quantity vin3 across ip(3) to op;
quantity vout across iout through op;

begin

e1: vin0 == 5.0* sin(2.0*3.14*10.0*real(time'pos(now))*1.0e-9);
e2: vin1 == 5.0* sin(2.0*3.14*10.0*real(time'pos(now))*1.0e-9);
e3: vin2 == 5.0* sin(2.0*3.14*10.0*real(time'pos(now))*1.0e-9);
e4: vin3 == 5.0* sin(2.0*3.14*10.0*real(time'pos(now))*1.0e-9);

vout == (vin0+vin1+vin2+vin3)*a;

end architecture atest;