631.jps

%% gh

%% Un circuit logique pour afficher 4

%% P = \overline{a} + \overlin{(b \oplus c)}


%% échelle et étendue de l'image

60 setxunit
-4 4 setxrange 
1 3.5 setyrange 
% quadrillage


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%% définitions des couleurs

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/coul0 {0 0 0 0.5 setcmykcolor} def %gris

/coul1 {noir} def
/coul2 {orange} def
/coul3 {rouge} def
/coul4 {bleu} def

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%% Bibliothèque logic

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uselogic
/loadnodedict true def
1.5 setlinewidth
/logicUnit .25 def

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%% Les portes

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(C) node %% declaration du noeud de sortie

2.5 2 (OR) ccpict 

/posB {Cin0 exch pop 0 exch} def % hauteur entrée 0 de C

/posD {Cin0 exch pop -2 exch} def % hauteur entrée 0 de C


(A) node %% déclaration du noeud

0 3 (INV) ccpict 

(B) node %% declaration du noeud

posB (INV) ccpict 

(D) node
posD (XOR) ccpict

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%% Les points

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/A1 {Ain exch pop -3.5 exch} def % le point d'abscisse -3 à la

                                  % hauteur de l'entrée 1 de A

/C1 {Din0 exch pop -3.5 exch} def
/B1 {Din1 exch pop -3.5 exch} def


<latex>
$A$
</latex>
A1 [1.5 dup] cltexlabel

<latex>
$B$
</latex>
B1 [1.5 dup] cltexlabel

<latex>
$C$
</latex>
C1 [1.5 dup] cltexlabel

<latex>
$S$
</latex>
Cout [1.5 dup] crtexlabel



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%% Les liaisons

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Aout Cin1 (-) pcline
Bout Cin0 (-) pcline
Dout Bin (-) line
A1 Ain (-) line
B1 Din1 (-) line
C1 Din0 (-) line