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OrCAD LOGIC COMPILER  v2.01 N 12/09/94  (Source file .\PLD\#0054.PLD)

  1  || FILE:   #0054.PLD
  2  || PROJ:   20120601        
  3  || PART:   G16V8-#0054
  4  ||
  5  || DEV :   GAL16V8
  6  ||
  7  ||         DESC:   DECODER CONTROL REGISTER
  8  ||
  9  |
 10  |GAL16V8A
 11  |
 12  || INPUT
 13  |  1:A4, 2:A5, 3:A6, 4:A7, 5:VMA, 6:IO0, 7:PHI0, 8:RW, 9:PHI2,
 14  |  11:X1, 12:X2,
 15  || OUTPUT 
 16  |  13:PHI2N, 14:DBE, 15:Y1, 16:Y2, 17:IVR, 18:CRW, 19:CRR
 17  |
 18  |  PROPERTY: "SIMPLE"
 19  |
 20  |  ACTIVE-LOW: PHI2N, Y1, Y2, IVR, CRW, CRR
 21  |
 22  |  SIGNATURE: "0054    "
 23  |
 24  || IOX -> FC00 - FC0F
 25  |  IOX = (IO0' & A7' & A6' & A5' & A4')
 26  |  CRR = (IOX & RW & PHI2)
 27  |  CRW = (IOX & RW' & PHI0 & PHI2)
 28  |  IVR = (IOX & RW & PHI2)
 29  |  PHI2N = PHI2
 30  |  Y1 = X1
 31  |  Y2 = X2
 32  |  DBE   = (IOX # VMA)



I200  No fatal errors found in source code (logic phase).
I201  No warnings.


I202  7/24/12  10:44 am  (Tuesday)
I203  Memory usage 76K
I204  Elapsed time 1 second

OrCAD DEVICE FITTER  v2.01   12/09/94  (Source file .\PLD\#0054.PLA)

I289  Simple GAL architecture selected.



RESOLVED EXPRESSIONS (Reduction 0)

Signal name      Row   Terms

CRR                0   A4' A5' A6' A7' IO0' RW  PHI2  

IVR               16   A4' A5' A6' A7' IO0' RW  PHI2  

CRW                8   A4' A5' A6' A7' IO0' PHI0  RW' PHI2  

PHI2N             48   PHI2  

Y1                32   X1  

Y2                24   X2  

DBE               40   A4' A5' A6' A7' IO0' 
                  41   VMA  




SIGNAL ASSIGNMENT
                                      Rows
 Pin    Signal name   Column     --------------    Activity
                                 Beg Avail Used

  1.     A4              2        -    -    -        High    (Clock)
  2.     A5              0        -    -    -        High     
  3.     A6              4        -    -    -        High     
  4.     A7              8        -    -    -        High     
  5.     VMA            12        -    -    -        High     
  6.     IO0            16        -    -    -        High     
  7.     PHI0           20        -    -    -        High     
  8.     RW             24        -    -    -        High     
  9.     PHI2           28        -    -    -        High     
 11.     X1             30        -    -    -        High    (Enable)
 12.     X2             26       56    8    0        High     
 13.     PHI2N          23       48    8    1        Low      
 14.     DBE            18       40    8    2        High     
 15.     Y1              1       32    8    1        Low      
 16.     Y2              1       24    8    1        Low      
 17.     IVR            15       16    8    1        Low      
 18.     CRW            11        8    8    1        Low      
 19.     CRR             7        0    8    1        Low      
                                    ---- ----
                                      64    8  (13%)


I200  No fatal errors found in source code (device phase).
I201  No warnings.



OrCAD DEVICE
Type:       GAL16V8
*
QP20* QF2194* QV1024*
F0*
L0000 10 10 10 11 10 11 11 11 10 11 11 11 01 11 01 11 *
L0256 10 10 10 11 10 11 11 11 10 11 01 11 10 11 01 11 *
L0512 10 10 10 11 10 11 11 11 10 11 11 11 01 11 01 11 *
L0768 11 11 11 11 11 11 11 11 11 11 11 11 11 01 11 11 *
L1024 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 01 *
L1280 10 10 10 11 10 11 11 11 10 11 11 11 11 11 11 11 *
L1312 11 11 11 11 11 11 01 11 11 11 11 11 11 11 11 11 *
L1536 11 11 11 11 11 11 11 11 11 11 11 11 11 11 01 11 *
L2048 00 00 01 01 00 11 00 00 00 11 00 00 00 11 01 01 *
L2080 00 11 01 00 00 10 00 00 00 10 00 00 00 10 00 00 *
L2112 00 10 00 00 00 00 00 01 11 11 11 11 11 11 11 11 *
L2144 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 *
L2176 11 11 11 11 11 11 11 11 10 *
C2899*

I202  7/24/12  10:44 am  (Tuesday)
I203  Memory usage 5K
I204  Elapsed time 1 second