(Created page with "== Found on... == *Unknown parallel port card == Equations == <pre> →* Inputs *: Pin 1 = i1; Pin 2 = i2; Pin 3 = i3; Pin 4 = i4; Pin 5 = i5; Pin 6 = i6; Pin 7 = i7; Pin...") |
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<pre> | <pre> | ||
/** Inputs **/ | /** Inputs **/ | ||
Pin 1 = | Pin 1 = SA1; | ||
Pin 2 = | Pin 2 = SA3; | ||
Pin 3 = | Pin 3 = SA4; | ||
Pin 4 = | Pin 4 = SA5; | ||
Pin 5 = | Pin 5 = SA6; | ||
Pin 6 = | Pin 6 = SA7; | ||
Pin 7 = | Pin 7 = SA8; | ||
Pin 8 = | Pin 8 = SA9; | ||
Pin 9 = | Pin 9 = XA4; | ||
Pin 10 = | Pin 10 = XA6; | ||
Pin 11 = | Pin 11 = XA8; | ||
Pin 13 = | Pin 13 = SA13; | ||
Pin 14 = | Pin 14 = IOW; | ||
Pin 16 = | Pin 16 = AEN; | ||
Pin 17 = | Pin 17 = SA17; | ||
Pin 23 = | Pin 23 = UNK1; | ||
/** Outputs **/ | /** Outputs **/ | ||
| Line 28: | Line 28: | ||
Pin 20 = o20; /**(Combinatorial, Output feedback output, Active low) **/ | Pin 20 = o20; /**(Combinatorial, Output feedback output, Active low) **/ | ||
Pin 21 = o21; /**(Combinatorial, Output feedback output, Active high) **/ | Pin 21 = o21; /**(Combinatorial, Output feedback output, Active high) **/ | ||
Pin 22 = | Pin 22 = IO_RDY; /**(Combinatorial, No output feedback, Active low) **/ | ||
/** Equations **/ | /** Equations **/ | ||
o15 = ! | o15 = !IOW & o18 | ||
# ! | # !SA13 & o18; | ||
o18 = ! | o18 = !SA1 & !SA3 & SA4 & SA5 & SA6 & !SA7 & SA8 & SA9 & XA4 & XA6 & XA8 & !AEN | ||
# ! | # !SA1 & !SA3 & !SA4 & SA5 & SA6 & !SA7 & SA8 & SA9 & !XA4 & XA6 & XA8 & !AEN | ||
# ! | # !SA1 & !SA3 & SA4 & SA5 & !SA6 & !SA7 & SA8 & SA9 & XA4 & !XA6 & XA8 & !AEN | ||
# ! | # !SA1 & !SA3 & !SA4 & SA5 & !SA6 & !SA7 & SA8 & SA9 & !XA4 & !XA6 & XA8 & !AEN | ||
# ! | # !SA1 & !SA3 & SA4 & SA5 & SA6 & !SA7 & !SA8 & SA9 & XA4 & XA6 & !XA8 & !AEN | ||
# ! | # !SA1 & !SA3 & !SA4 & SA5 & SA6 & !SA7 & !SA8 & SA9 & !XA4 & XA6 & !XA8 & !AEN | ||
# ! | # !SA1 & !SA3 & SA4 & SA5 & !SA6 & !SA7 & !SA8 & SA9 & XA4 & !XA6 & !XA8 & !AEN; | ||
o19 = ! | o19 = !IOW & o18 | ||
# ! | # !SA13 & o18; | ||
!o20 = ! | !o20 = !IOW | ||
# | # SA13 & UNK1; | ||
o21 = ! | o21 = !IOW & !SA17 & o18 | ||
# ! | # !SA13 & !SA17 & o18; | ||
!IO_RDY = !IOW & !SA17 & o18 | |||
# !SA13 & !SA17 & o18; | |||
IO_RDY.oe = o21 | |||
</pre> | </pre> | ||
Latest revision as of 14:21, 8 January 2023
Found on...[edit]
Equations[edit]
/** Inputs **/
Pin 1 = SA1;
Pin 2 = SA3;
Pin 3 = SA4;
Pin 4 = SA5;
Pin 5 = SA6;
Pin 6 = SA7;
Pin 7 = SA8;
Pin 8 = SA9;
Pin 9 = XA4;
Pin 10 = XA6;
Pin 11 = XA8;
Pin 13 = SA13;
Pin 14 = IOW;
Pin 16 = AEN;
Pin 17 = SA17;
Pin 23 = UNK1;
/** Outputs **/
Pin 15 = o15; /**(Combinatorial, No output feedback, Active high) **/
Pin 18 = o18; /**(Combinatorial, Output feedback output, Active high) **/
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 high) **/
Pin 22 = IO_RDY; /**(Combinatorial, No output feedback, Active low) **/
/** Equations **/
o15 = !IOW & o18
# !SA13 & o18;
o18 = !SA1 & !SA3 & SA4 & SA5 & SA6 & !SA7 & SA8 & SA9 & XA4 & XA6 & XA8 & !AEN
# !SA1 & !SA3 & !SA4 & SA5 & SA6 & !SA7 & SA8 & SA9 & !XA4 & XA6 & XA8 & !AEN
# !SA1 & !SA3 & SA4 & SA5 & !SA6 & !SA7 & SA8 & SA9 & XA4 & !XA6 & XA8 & !AEN
# !SA1 & !SA3 & !SA4 & SA5 & !SA6 & !SA7 & SA8 & SA9 & !XA4 & !XA6 & XA8 & !AEN
# !SA1 & !SA3 & SA4 & SA5 & SA6 & !SA7 & !SA8 & SA9 & XA4 & XA6 & !XA8 & !AEN
# !SA1 & !SA3 & !SA4 & SA5 & SA6 & !SA7 & !SA8 & SA9 & !XA4 & XA6 & !XA8 & !AEN
# !SA1 & !SA3 & SA4 & SA5 & !SA6 & !SA7 & !SA8 & SA9 & XA4 & !XA6 & !XA8 & !AEN;
o19 = !IOW & o18
# !SA13 & o18;
!o20 = !IOW
# SA13 & UNK1;
o21 = !IOW & !SA17 & o18
# !SA13 & !SA17 & o18;
!IO_RDY = !IOW & !SA17 & o18
# !SA13 & !SA17 & o18;
IO_RDY.oe = o21