315-5304

Found on...

• AB Cop (SEGA System X)
• After Burner II
• GP Rider
• Thunder Blade

Equations

/** Inputs **/
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	12 = i12;
Pin	19 = i19;

/** Outputs **/
Pin	13 = o13; /**(Registered, Output feedback registered, Active low) **/
Pin	14 = o14; /**(Combinatorial, Output feedback output, Active high) **/
Pin	15 = o15; /**(Registered, Output feedback registered, Active low) **/
Pin	16 = o16; /**(Registered, Output feedback registered, Active low) **/
Pin	17 = o17; /**(Registered, Output feedback registered, Active low) **/
Pin	18 = o18; /**(Registered, Output feedback registered, Active low) **/

/** Equations **/

!o13 .d i2 & !i3 & !i6 & !i7
      # i2 & !i3 & !i6 & !i8
      # i2 & i4 & i5 & i6
      # i3 & i4 & i5 & i6
      # !i2 & i3 & !i5 & !i7
      # !i2 & i3 & !i5 & !i8;
o13.oe = OE;

o14 = ;
o14.oe = vcc;

!o15 .d !i2 & !i3;
o15.oe = OE;

!o16 .d !i2 & !i3 & !i9
      # i2 & !i3 & !i6 & !i7
      # i2 & !i3 & !i6 & !i8
      # i2 & i4 & i5 & i6
      # i3 & i4 & i5 & i6
      # !i2 & i3 & !i5 & !i7
      # !i2 & i3 & !i5 & !i8;
o16.oe = OE;

!o17 .d i2 & i3 & !i4
      # i2 & !i3 & !i6 & i7 & i8
      # !i2 & i3 & !i5 & i7 & i8;
o17.oe = OE;

!o18 .d !i2 & !i3;
o18.oe = OE;