315-5171

Found on ...

• Enduro Racer
• Space Harrier
• Space Harrier (bootleg)

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	11 = i11;
Pin	13 = i13;
Pin	17 = i17;

/** Outputs **/
Pin	14 = o14; /**(Combinatorial, Output feedback output, Active low) **/
Pin	15 = o15; /**(Combinatorial, Output feedback output, Active low) **/
Pin	16 = o16; /**(Combinatorial, Output feedback output, Active low) **/
Pin	18 = o18; /**(Combinatorial, Output feedback output, Active low) **/

/** Equations **/

!o14 = i1 & i17 & !o18
     # i1 & i4 & i5 & i6 & i7 & i17
     # i1 & i2 & i3 & i4 & i5 & i6 & i7;

!o15 = !i1
     # i2 & !o18
     # i2 & i4 & i5 & i6 & i7;

!o16 = !i1
     # !i2 & !o18
     # !i2 & i4 & i5 & i6 & i7;

!o18 = i1 & !i4 & i5 & !i6 & i7 & i9 & !i11;