原创 电梯数码管设计--Protel99SE自带CUPL语言设计

Name        PLDDesign4            ;
Partno                           ;
Revision    1                    ;
Date        3/12/02              ;
Designer    HotPower             ;
Company     Protel International ;
Assembly                         ;
Location                         ;
Device      g16v8                ;
Format      j                    ;

/*********************************************************************/
/* This PLD design (Revision 1) created on 3/12/02                   */
/*      for                   Protel International                   */
/*      and is stored as      PLDDesign                              */
/*********************************************************************/

/** Inputs  **/
Pin[1, 2, 3] = [l1call, l2call, l3call];
Pin[4, 5] = [f1_dira, f1_dirb];

/** Outputs **/
Pin[12, 14] = [uparrow, dnarrow];
Pin[15, 16] = [seg13, seg123];
Pin[17, 18] = [seg2, seg23];

/** Intermediate nodes  **/
up = !f1_dira;
dn =  f1_dira;
1floor = !f1_dira & !f1_dirb;
2floor = !1floor  & !3floor;
3floor =  f1_dira &  f1_dirb;

uparrow= up & (l2call # l3call);
dnarrow= dn & (l1call # l2call);

/** Table Inputs   Table Outputs **/
table 1floor,2floor,3floor => seg13, seg123, seg2, seg23 {
      'b'100 => 'b'1100;
      'b'010 => 'b'0111;
      'b'001 => 'b'1101;
}