Diode_intfunc

Interfacing function
eng

##
Diode

### File content

    function [x,y,typ]=Diode(job,arg1,arg2)
    // Copyright INRIA
    x=[];y=[];typ=[];
    select job
    case 'plot' then
      standard_draw(arg1,%f)
    case 'getinputs' then
      [x,y,typ]=standard_inputs(arg1)
    case 'getoutputs' then
      [x,y,typ]=standard_outputs(arg1)
    case 'getorigin' then

      [x,y]=standard_origin(arg1)
    case 'set' then
      x=arg1;
      graphics=arg1.graphics;exprs=graphics.exprs
      model=arg1.model;
      while %t do
        [ok,Ids,Vt,Maxexp,R,exprs]=getvalue('Set Diode block parameter',..
    					['Saturation cuurent (A)',..
    		    'Voltage equivalent to temperature (Volt)',..
    		    'Max exponent for linear continuation',..
    		    'R (ohm)'],	list('vec',1,'vec',1,'vec',1,'vec',1),exprs)
        if ~ok then break,end
        model.rpar=[Ids;Vt;Maxexp;R]
        model.equations.parameters=list(['Ids','Vt','Maxexp','R'],list(Ids,Vt,Maxexp,R))
        graphics.exprs=exprs
        x.graphics=graphics;x.model=model
        break
      end
    case 'define' then
      Ids=1.e-6; Vt=0.04; Maxexp=15; R=1.e8;
      model=scicos_model()
      model.rpar=[Ids;Vt;Maxexp;R]

      model.in=1;model.out=1;
      model.sim='Diode';
      model.blocktype='c'
      model.dep_ut=[%t %f]
      mo=modelica()
      mo.model='Diode';
      mo.inputs='p';
      mo.outputs='n';
      mo.parameters=list(['Ids','Vt','Maxexp','R'],list(Ids,Vt,Maxexp,R))

      model.equations=mo
      exprs=string([Ids;Vt;Maxexp;R])
      gr_i=['xset(''thickness'',2)'
    	'if orient then'
    	'  xx=orig(1)+[0,1,1,2,2,2,2,3,2,1,1,2]*(sz(1)/3);';
    	'  yy=orig(2)+[2,2,3,2,3,1,2,2,2,1,2,2]*(sz(2)/4);';
    	'else'
    	'  xx=orig(1)+[0,1,1,1,1,2,2,3.06,2,2,1,2]*(sz(1)/3);';
    	'  yy=orig(2)+[2,2,3,1,2,3,2,2,2,1,2,2]*(sz(2)/4);';
    	'end'
    	'xpoly(xx,yy);']
      x=standard_define([2 1],model,exprs,list(gr_i,0))
      x.graphics.in_implicit=['I']
      x.graphics.out_implicit=['I']
    end
    endfunction