Fantasy Land

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PCB

PLD

PLD Information Credits Download Pictures
Dump Method Target Device Location Status Creator(s) Tester(s) Files View
Unlocked GAL20V8 PAL17

D8

Tested Caius Caius JEDEC Fantasy Land PAL17.D8.jpg

Equations

PAL17 Equations
/** Inputs **/
Pin	1 = i1;
Pin	2 = i2;
Pin	3 = i3;
Pin	4 = i4;
Pin	5 = i5;
Pin	6 = i6;
Pin	7 = i7;
Pin	8 = i8;
Pin	9 = i9;
Pin	10 = i10;
Pin	11 = i11;
Pin	13 = i13;
Pin	14 = i14;
Pin	16 = i16;
Pin	17 = i17;
Pin	18 = i18;
Pin	23 = i23;

/** Outputs **/
Pin	15 = o15; /**(Combinatorial, No output feedback, Active low) **/
Pin	19 = o19; /**(Combinatorial, Output feedback output, Active high) **/
Pin	20 = o20; /**(Combinatorial, Output feedback output, Active low) **/
Pin	21 = o21; /**(Combinatorial, Output feedback output, Active low) **/
Pin	22 = o22; /**(Combinatorial, No output feedback, Active low) **/

/** Equations **/

!o15 = !i13 & i18 & !i23
     # !i7 & !i18 & !i23
     # !i2 & i23;

o19 = !i17 & i18 & !i23
    # !i10 & !i18 & !i23
    # !i5 & i23;

!o20 = !i16 & i18 & !i23
     # !i9 & !i18 & !i23
     # !i4 & i23;

!o21 = !i14 & i18 & !i23
     # !i8 & !i18 & !i23
     # !i3 & i23;

!o22 = !i11 & i18 & !i23
     # !i6 & !i18 & !i23
     # !i1 & i23;

Credits

  • PCB and PLD pictures from Caius