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B93-09: Difference between revisions

From PLD Archive
 
Line 5: Line 5:
<pre>
<pre>
/** Inputs **/
/** Inputs **/
Pin 1 = i1;
Pin 1 = A1;
Pin 2 = i2;
Pin 2 = A2;
Pin 3 = i3;
Pin 3 = A3;
Pin 4 = i4;
Pin 4 = AS;
Pin 5 = i5;
Pin 5 = FC0;
Pin 6 = i6;
Pin 6 = FC1;
Pin 7 = i7;
Pin 7 = FC2;
Pin 8 = i8;
Pin 8 = CLK_12M;
Pin 9 = i9;
Pin 9 = INT4;
Pin 11 = i11;
Pin 11 = INT5;
Pin 14 = i14;
Pin 14 = A14;


/** Outputs **/
/** Outputs **/
Pin 13 = o13; /**(Combinatorial, Output feedback output, Active low) **/
Pin 13 = VPA; /**(Combinatorial, Output feedback output, Active low) **/
Pin 15 = o15; /**(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 16 = o16; /**(Combinatorial, Output feedback output, Active low) **/
Pin 17 = o17; /**(Combinatorial, Output feedback output, Active low) **/
Pin 17 = IPL2; /**(Combinatorial, Output feedback output, Active low) **/
Pin 18 = o18; /**(Combinatorial, Output feedback output, Active low) **/
Pin 18 = o18; /**(Combinatorial, Output feedback output, Active low) **/
Pin 19 = o19; /**(Combinatorial, Output feedback output, Active low) **/
Pin 19 = IPL0; /**(Combinatorial, Output feedback output, Active low) **/


/** Equations **/
/** Equations **/


!o13 = !i4 & i5 & i6 & i7;
!VPA = !AS & FC0 & FC1 & FC2;


!o15 = i3 & i9 & !o16
!o15 = A3 & INT4 & !o16
     # i9 & o13 & !o16
     # INT4 & VPA & !o16
     # i3 & !i9 & !o15
     # A3 & !INT4 & !o15
     # !i9 & o13 & !o15;
     # !INT4 & VPA & !o15;


!o16 = !i9 & o13
!o16 = !INT4 & VPA
     # i3 & !i9
     # A3 & !INT4
     # i3 & i9 & !o16
     # A3 & INT4 & !o16
     # o13 & !o16;
     # VPA & !o16;


!o17 = !i3 & i11 & !o18
!IPL2 = !A3 & INT5 & !o18
     # i11 & o13 & !o18
     # INT5 & VPA & !o18
     # !i3 & !i11 & !o17
     # !A3 & !INT5 & !IPL2
     # !i11 & o13 & !o17;
     # !INT5 & VPA & !IPL2;


!o18 = !i11 & o13
!o18 = !INT5 & VPA
     # !i3 & !i11
     # !A3 & !INT5
     # !i3 & i11 & !o18
     # !A3 & INT5 & !o18
     # o13 & !o18;
     # VPA & !o18;


!o19 = !o15 & o17;
!IPL0 = !o15 & IPL2;
</pre>
</pre>


[[Category:Taito PLD's]]
[[Category:Taito PLD's]]

Latest revision as of 12:42, 9 February 2025

Found on...[edit]

Equations[edit]

/** Inputs **/
Pin	1 = A1;
Pin	2 = A2;
Pin	3 = A3;
Pin	4 = AS;
Pin	5 = FC0;
Pin	6 = FC1;
Pin	7 = FC2;
Pin	8 = CLK_12M;
Pin	9 = INT4;
Pin	11 = INT5;
Pin	14 = A14;

/** Outputs **/
Pin	13 = VPA; /**(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	17 = IPL2; /**(Combinatorial, Output feedback output, Active low) **/
Pin	18 = o18; /**(Combinatorial, Output feedback output, Active low) **/
Pin	19 = IPL0; /**(Combinatorial, Output feedback output, Active low) **/

/** Equations **/

!VPA = !AS & FC0 & FC1 & FC2;

!o15 = A3 & INT4 & !o16
     # INT4 & VPA & !o16
     # A3 & !INT4 & !o15
     # !INT4 & VPA & !o15;

!o16 = !INT4 & VPA
     # A3 & !INT4
     # A3 & INT4 & !o16
     # VPA & !o16;

!IPL2 = !A3 & INT5 & !o18
     # INT5 & VPA & !o18
     # !A3 & !INT5 & !IPL2
     # !INT5 & VPA & !IPL2;

!o18 = !INT5 & VPA
     # !A3 & !INT5
     # !A3 & INT5 & !o18
     # VPA & !o18;

!IPL0 = !o15 & IPL2;