Difference between revisions of "Commodore 64"

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== Equations ==
[[Category:Computer]]
<div class="toccolours mw-collapsible mw-collapsed" style="width:auto; overflow:auto;">
[[Category:Commodore]]
<div style="font-weight:bold;line-height:1.6;">PLA Equations</div>
<div class="mw-collapsible-content">
<pre>
/** Inputs **/
Pin 9 = i9;
Pin 8 = i8;
Pin 7 = i7;
Pin 6 = i6;
Pin 5 = i5;
Pin 4 = i4;
Pin 3 = i3;
Pin 2 = i2;
Pin 27 = i27;
Pin 26 = i26;
Pin 25 = i25;
Pin 24 = i24;
Pin 23 = i23;
Pin 22 = i22;
Pin 21 = i21;
Pin 20 = i20;
 
/** Outputs **/
Pin 18 = o18; /**(Combinatorial, No output feedback, Active high) **/
Pin 17 = o17; /**(Combinatorial, No output feedback, Active low) **/
Pin 16 = o16; /**(Combinatorial, No output feedback, Active low) **/
Pin 15 = o15; /**(Combinatorial, No output feedback, Active low) **/
Pin 13 = o13; /**(Combinatorial, No output feedback, Active low) **/
Pin 12 = o12; /**(Combinatorial, No output feedback, Active low) **/
Pin 11 = o11; /**(Combinatorial, No output feedback, Active low) **/
Pin 10 = o10; /**(Combinatorial, No output feedback, Active low) **/
 
/** Equations **/
 
o18 = !i8 & !i7 & !i4 & i3 & !i2 & i25 & !i24 & !i22 #
      !i7 & !i4 & !i3 & !i2 & i25 & !i24 & !i22 #
      !i7 & !i4 & !i3 & !i2 & i25 & !i24 & i23 & i22 #
      !i7 & i6 & !i4 & !i3 & i2 & !i27 & i25 & !i24 & !i22 #
      !i8 & i6 & !i4 & !i3 & i2 & !i27 & i25 & !i24 & !i22 #
      !i7 & i6 & !i4 & !i3 & i2 & !i27 & i25 & !i24 & i23 & i22 #
      !i5 & !i25 & !i22 & i21 & !i20 #
      !i5 & !i25 & i23 & i22 & i21 & !i20 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & !i22 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & !i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & !i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & !i22 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & i23 & i22 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & i23 & i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & i23 & i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & i23 & i22 #
      !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & !i23 & i22 #
      !i4 & !i3 & i2 & !i27 & i25 & i24 & !i23 & i22 #
      !i8 & !i7 & !i4 & i3 & i2 & i25 & !i24 & i23 #
      !i4 & i3 & i2 & i25 & !i23 & i22 #
      !i7 & !i4 & i3 & !i2 & i25 & !i24 & i23 & i22 #
      !i4 & !i3 & !i2 & i25 & !i23 & i22 #
      !i25 & !i23 & i22 & !i21 & !i20 #
      i4 & i3 & !i27 & !i23 & i22 #
      i4 & i3 & !i2 & !i23 & i22 #
      i4 & !i3 & !i23 & i22 #
      !i4 & i3 & !i2 & !i23 & i22 #
      !i4 & !i3 & i2 & i27 & !i23 & i22 #
      !i9;
o18.oe = OE;
 
!o17 = !i8 & !i7 & !i4 & i3 & !i2 & i25 & !i24 & !i22;
o17.oe = OE;
 
!o16 = !i7 & !i4 & !i3 & !i2 & i25 & !i24 & !i22 #
      !i7 & !i4 & !i3 & !i2 & i25 & !i24 & i23 & i22;
o16.oe = OE;
 
!o15 = !i7 & i6 & !i4 & !i3 & i2 & !i27 & i25 & !i24 & !i22 #
      !i8 & i6 & !i4 & !i3 & i2 & !i27 & i25 & !i24 & !i22 #
      !i7 & i6 & !i4 & !i3 & i2 & !i27 & i25 & !i24 & i23 & i22 #
      !i5 & !i25 & !i22 & i21 & !i20 #
      !i5 & !i25 & i23 & i22 & i21 & !i20;
o15.oe = OE;
 
!o13 = i9 & !i4 & !i3 & i2 & !i27 & i25 & i24;
o13.oe = OE;
 
!o12 = !i7 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & !i22 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & !i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & !i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & !i22 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & i23 & i22 #
      !i7 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & i23 & i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & i23 & i22 #
      !i8 & !i6 & !i4 & !i3 & i2 & !i27 & i25 & i24 & i23 & i22 #
      !i4 & !i3 & i2 & !i27 & !i26 & i25 & !i24 & !i23 & i22 #
      !i4 & !i3 & i2 & !i27 & i25 & i24 & !i23 & i22;
o12.oe = OE;
 
!o11 = !i8 & !i7 & !i4 & i3 & i2 & i25 & !i24 & i23 #
      !i4 & i3 & i2 & i25 & !i23 & i22;
o11.oe = OE;
 
!o10 = !i7 & !i4 & i3 & !i2 & i25 & !i24 & i23 & i22 #
      !i4 & !i3 & !i2 & i25 & !i23 & i22 #
      !i25 & !i23 & i22 & !i21 & !i20;
o10.oe = OE;
</pre>
</div></div>

Latest revision as of 11:18, 4 December 2022

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