-- Copyright (C) 2001-2002 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
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-- 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: test109.ams,v 1.1 2002-03-27 22:11:19 paw Exp $
-- $Revision: 1.1 $
--
-- ---------------------------------------------------------------------

----------------------------------------------------------------------
-- SIERRA REGRESSION TESTING MODEL
-- Develooped at:
-- Distriburted Processing Laboratory
-- University of cincinnati
-- Cincinnati
----------------------------------------------------------------------
-- File          : test109.ams
-- Author(s)     : Geeta Balarkishnan(gbalakri@ececs.uc.edu)
-- Created       : May 2001
----------------------------------------------------------------------
-- Description :
----------------------------------------------------------------------
-- the test checks for the correctness of the procedural statements.
-- multiple terms on the RHS
----------------------------------------------------------------------
PACKAGE electricalSystem IS
    NATURE electrical IS real ACROSS real THROUGH GROUD REFERENCE;
    FUNCTION SIN(X : real) RETURN real;
    FUNCTION EXP(X : real) RETURN real;
    FUNCTION SQRT(X : real) RETURN real;
    FUNCTION POW(X,Y : real) RETURN real;

    --ALIAS GND is electrical'reference;
END PACKAGE electricalSystem;
use work.electricalSystem.all;

entity test is
end entity;

architecture atest of test is
terminal t1,t2: electrical;
quantity vd across id through t1 to t2;
quantity charge:real;
constant vt:real:=0.0258;
constant x:real:=1.0;
quantity ic:real;

begin
p1: procedural 
begin
id:=0.1*(exp((vd-1.0*id)/vt)-1.0);
charge := x*id;
ic:= charge'dot;
end procedural;

end architecture;