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OrCAD LOGIC COMPILER  v2.01 N 12/09/94  (Source file .\PLD\#0007.PLD)

  1  || FILE:   #0007.PLD
  2  || PROJ:   20120605        
  3  || PART:   G26CV12-#0007
  4  ||
  5  || DEV :   GAL26CV12
  6  ||
  7  ||         DESC:   DECODER MEMORIA DI SISTEMA
  8  ||
  9  |
 10  |GAL26CV12
 11  |
 12  || INPUT
 13  |  1:MA19, 2:MA20, 3:CS0, 4:CS2, 5:CS3, 6:CSF, 8:CX1, 9:PHI0, 10:RW, 
 14  | 11:PHI2, 12:MW0, 13:-, 14:-, 28:CPU,
 15  || OUTPUT 
 16  |  15:G, 16:CE0, 17:CE2, 18:CE3, 19:CEF, 20:WE, 22:RD, 23:CE4, 
 17  |  24:CE5, 25:CE6, 26:CE7, 27:CE8
 18  |
 19  | ACTIVE-LOW: G, CE0, CE2, CE3, CEF, WE, RD, CE4, CE5, CE6, CE7, CE8 
 20  |
 21  |
 22  | SIGNATURE: "0007    "
 23  |
 24  ||
 25  || BUFFER 2MB - ABILITATO DA /CX1
 26  |  CE4 = (CX1' & PHI2 & MA20' & MA19')
 27  |  CE5 = (CX1' & PHI2 & MA20' & MA19)
 28  |  CE6 = (CX1' & PHI2 & MA20  & MA19')
 29  |  CE7 = (CX1' & PHI2 & MA20  & MA19)
 30  ||
 31  || RAM 512K PER CPU 8 BIT - ABILITATA DA /CS0
 32  |  CE8 = (CS0' & PHI2 & CPU')
 33  ||
 34  || RAM 128K PER CPU 16 BIT - ABILITATA DA /CS0
 35  |  CE0 = (CS0' & PHI2 & CPU)
 36  ||
 37  || RAM 128K - ABILITATE DA /CS2 e /CS3
 38  |  CE2 = (CS2' & PHI2)
 39  |  CE3 = (CS3' & PHI2)
 40  ||
 41  || FLASH 512K (16 bit) / 256K (8 bit - A18 = 0) ABILITATA DA /CSF
 42  |  CEF = (CSF' & PHI2)
 43  ||
 44  || BUFFER DATI
 45  |  MS = (CS0' # CS2' # CS3' # CSF' # CX1')
 46  |  G = (MS & PHI2)
 47  ||
 48  || READ & WRITE ENABLE
 49  |  RD  = (MS & PHI2 & RW)
 50  |  WRA = (MS & PHI2 & RW' & MW0)
 51  |  WRB = (MS & PHI0 & RW' & MW0')
 52  |  WE  = (WRA # WRB)



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


I202  8/22/12  10:19 am  (Wednesday)
I203  Memory usage 87K
I204  Elapsed time 1 second

OrCAD DEVICE FITTER  v2.01   12/09/94  (Source file .\PLD\#0007.PLA)




RESOLVED EXPRESSIONS (Reduction 0)

Signal name      Row   Terms

CE4               38   MA19' MA20' CX1' PHI2  

CE5               29   MA19  MA20' CX1' PHI2  

CE6               20   MA19' MA20  CX1' PHI2  

CE7               11   MA19  MA20  CX1' PHI2  

CE8                2   CS0' PHI2  CPU' 

CE0              104   CS0' PHI2  CPU  

CE2               95   CS2' PHI2  

G                113   CS0' PHI2  
                 114   CS2' PHI2  
                 115   CS3' PHI2  
                 116   CSF' PHI2  
                 117   CX1' PHI2  

CE3               86   CS3' PHI2  

CEF               75   CSF' PHI2  

RD                49   CS0' RW  PHI2  
                  50   CS2' RW  PHI2  
                  51   CS3' RW  PHI2  
                  52   CSF' RW  PHI2  
                  53   CX1' RW  PHI2  

WE                62   CS0' PHI0  RW' MW0' 
                  63   CS0' RW' PHI2  MW0  
                  64   CS2' PHI0  RW' MW0' 
                  65   CS2' RW' PHI2  MW0  
                  66   CS3' PHI0  RW' MW0' 
                  67   CS3' RW' PHI2  MW0  
                  68   CSF' PHI0  RW' MW0' 
                  69   CSF' RW' PHI2  MW0  
                  70   CX1' PHI0  RW' MW0' 
                  71   CX1' RW' PHI2  MW0  




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

  1.     MA19            0        -    -    -        High    (Clock)
  2.     MA20            4        -    -    -        High     
  3.     CS0             8        -    -    -        High     
  4.     CS2            12        -    -    -        High     
  5.     CS3            16        -    -    -        High     
  6.     CSF            20        -    -    -        High     
  8.     CX1            24        -    -    -        High     
  9.     PHI0           28        -    -    -        High     
 10.     RW             32        -    -    -        High     
 11.     PHI2           36        -    -    -        High     
 12.     MW0            40        -    -    -        High     
 13.     -              44        -    -    -                 
 14.     -              48        -    -    -                 
 15.     G              51      112    9    5        Low     (Three-state)
 16.     CE0            47      103    9    1        Low     (Three-state)
 17.     CE2            43       94    9    1        Low     (Three-state)
 18.     CE3            39       85    9    1        Low     (Three-state)
 19.     CEF            35       74   11    1        Low     (Three-state)
 20.     WE             31       61   13   10        Low     (Three-state)
 22.     RD             27       48   13    5        Low     (Three-state)
 23.     CE4            23       37   11    1        Low     (Three-state)
 24.     CE5            19       28    9    1        Low     (Three-state)
 25.     CE6            15       19    9    1        Low     (Three-state)
 26.     CE7            11       10    9    1        Low     (Three-state)
 27.     CE8             7        1    9    1        Low     (Three-state)
 28.     CPU             2        -    -    -        High     
 29.     -               -        0    1    0                 
 30.     -               -      121    1    0                 
                                    ---- ----
                                     122   29  (24%)


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



OrCAD DEVICE
Type:       GAL26CV12
*
QP28* QF6432* QV1024*
F0*
L0052 1111111111111111111111111111111111111111111111111111*
L0104 1110111110111111111111111111111111110111111111111111*
L0520 1111111111111111111111111111111111111111111111111111*
L0572 0111011111111111111111111011111111110111111111111111*
L0988 1111111111111111111111111111111111111111111111111111*
L1040 1011011111111111111111111011111111110111111111111111*
L1456 1111111111111111111111111111111111111111111111111111*
L1508 0111101111111111111111111011111111110111111111111111*
L1924 1111111111111111111111111111111111111111111111111111*
L1976 1011101111111111111111111011111111110111111111111111*
L2496 1111111111111111111111111111111111111111111111111111*
L2548 1111111110111111111111111111111101110111111111111111*
L2600 1111111111111011111111111111111101110111111111111111*
L2652 1111111111111111101111111111111101110111111111111111*
L2704 1111111111111111111110111111111101110111111111111111*
L2756 1111111111111111111111111011111101110111111111111111*
L3172 1111111111111111111111111111111111111111111111111111*
L3224 1111111110111111111111111111011110111111101111111111*
L3276 1111111110111111111111111111111110110111011111111111*
L3328 1111111111111011111111111111011110111111101111111111*
L3380 1111111111111011111111111111111110110111011111111111*
L3432 1111111111111111101111111111011110111111101111111111*
L3484 1111111111111111101111111111111110110111011111111111*
L3536 1111111111111111111110111111011110111111101111111111*
L3588 1111111111111111111110111111111110110111011111111111*
L3640 1111111111111111111111111011011110111111101111111111*
L3692 1111111111111111111111111011111110110111011111111111*
L3848 1111111111111111111111111111111111111111111111111111*
L3900 1111111111111111111110111111111111110111111111111111*
L4420 1111111111111111111111111111111111111111111111111111*
L4472 1111111111111111101111111111111111110111111111111111*
L4888 1111111111111111111111111111111111111111111111111111*
L4940 1111111111111011111111111111111111110111111111111111*
L5356 1111111111111111111111111111111111111111111111111111*
L5408 1101111110111111111111111111111111110111111111111111*
L5824 1111111111111111111111111111111111111111111111111111*
L5876 1111111110111111111111111111111111110111111111111111*
L5928 1111111111111011111111111111111111110111111111111111*
L5980 1111111111111111101111111111111111110111111111111111*
L6032 1111111111111111111110111111111111110111111111111111*
L6084 1111111111111111111111111011111111110111111111111111*
L6344 0101010101010101010101010011000000110000001100000011*
L6396 011100100000001000000010000000100000*
C0844*

I202  8/22/12  10:19 am  (Wednesday)
I203  Memory usage 9K
I204  Elapsed time 1 second