Interfacing function
eng

ADC_c

File content

//ADC_c Analog to Digital Converter block
//Classical interface function ver1.0 - scilab-2.7
//3 Mars 2006 - INRIA - Author : A.Layec
function [x,y,typ]=ADC_c(job,arg1,arg2)
x=[];y=[];typ=[]
select job
case 'plot' then
  x=arg1;
  graphics=arg1.graphics;
  if graphics.flip then
    graphics.gr_i(1)(5)='xstringb(orig(1)+sz(1)*0.2,orig(2)+sz(2)*0.15,txt,sz(1)*0.7,sz(2)*0.7,''fill'');'
    graphics.gr_i(1)(7)='xpoly(orig(1)+[0.95;0.95;0.3;0.05;0.3;0.95]*sz(1),orig(2)+[0.9;0.1;0.1;0.5;0.9;0.9]*sz(2),""lines"")'
  else
    graphics.gr_i(1)(5)='xstringb(orig(1)+sz(1)*0.1,orig(2)+sz(2)*0.15,txt,sz(1)*0.7,sz(2)*0.7,''fill'');'
    graphics.gr_i(1)(7)='xpoly(orig(1)+[0.05;0.05;0.7;0.95;0.7;0.05]*sz(1),orig(2)+[0.9;0.1;0.1;0.5;0.9;0.9]*sz(2),""lines"")'
  end
  x.graphics=graphics;
  standard_draw(x)
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;model=arg1.model;
   exprs=graphics.exprs;

  while %t do

   text=['Set Analog to Digital Converter Block'];
   [ok,q,vmin,of_er,fsr_er,typ,nbit,cc2,qn,herit,exprs]=getvalue(text,...
   ['Step';'Minimun input value';'Offset error';'Fsr error';'Type of Quantization';...
    'Number of bits';'2''s complement (0:no, 1:yes)';...
    'Enable Quantization error output (0:no, 1:yes)';'Inherit (no:0, yes:1)'],...
   list('vec',-1,'vec',-1,'vec',-1,'vec',-1,'vec',-1,'vec',-1,'vec',-1,'vec',1,'vec',1),exprs);

   if ~ok then break,end;

   if (size(vmin)==size(q)&size(q)==size(of_er)&size(q)==size(fsr_er)&...
       size(q)==size(typ)&size(q)==size(nbit)&size(q)==size(cc2)) then
       Nu = prod(size(q));

       if (qn==0) then
          if herit==1 then
            model.evtin=[]
            [model,graphics,ok]=check_io(model,graphics,Nu,Nu,[],[]);
          else
            model.evtin=1
            [model,graphics,ok]=check_io(model,graphics,Nu,Nu,1,[]);
          end
          model.in=[Nu]
          model.out=[Nu]
       else 
          if herit==1 then
            model.evtin=[]
            [model,graphics,ok]=check_io(model,graphics,Nu,[Nu;Nu],[],[]);
          else
            model.evtin=1
            [model,graphics,ok]=check_io(model,graphics,Nu,[Nu;Nu],1,[]);
          end
          model.in=[Nu]
          model.out=[Nu;Nu]
       end

       if ok then
          graphics.exprs=exprs;
          rpar=[q;vmin;of_er;fsr_er];
          model.rpar=rpar(:);
          alpha=int([typ;nbit;cc2;qn]);
          model.ipar=alpha(:);
          x.graphics=graphics; x.model=model;
          break;
        end
     else
       message('All parameters (except the last) must have the same size');
     end
 end

case 'define' then
  Nu=1;
  nbit=8;
  q=0.1;
  vmin=0;
  of_er=0;
  fsr_er=0;
  typ=1;
  cc2=1;
  qn=0;
  herit=1;

  model=scicos_model()
  model.sim=list('adc',4)
  model.in=Nu
  model.out=Nu
  model.evtin=[]
  model.evtout=[]
  model.dstate=[]
  model.rpar=[q;vmin;of_er;fsr_er]
  model.ipar=[typ;nbit;cc2;qn]
  model.blocktype='d'
  model.firing=[]
  model.dep_ut=[%t %f]

  gr_i=['txt=[''ADC''];';
        'thick=xget(''thickness'')'
        'pat=xget(''pattern'')'
        'fnt=xget(''font'')'
        'xstringb(orig(1)+sz(1)*0.2,orig(2)+sz(2)*0.15,txt,sz(1)*0.7,sz(2)*0.7,''fill'');'
        'xset(''thickness'',2)'
        'xpoly(orig(1)+[0.05;0.05;0.7;0.95;0.7;0.05]*sz(1),orig(2)+[0.9;0.1;0.1;0.5;0.9;0.9]*sz(2),""lines"")'
        'xset(''thickness'',thick)'
        'xset(''pattern'',pat)'
        'xset(''font'',fnt(1),fnt(2))'
       ]
  label=[sci2exp(q),sci2exp(vmin),sci2exp(of_er),sci2exp(fsr_er),...
         sci2exp(typ),sci2exp(nbit),sci2exp(cc2),sci2exp(qn),string(herit)];
  x=standard_define([2 2],model,label,gr_i)
end
endfunction