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X80: Difference between revisions
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(Created page with "==X80 Maths Co-processor== The X80 is a floating-point unit for Z80 based computers. It is a hardware implementation of the calculator library of the ZX Spectrum ROM written by ...") |
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A0 FSTK0 | A0 FSTK0 stack zero | ||
A1 FSTK1 | A1 FSTK1 stack one | ||
A2 FSTK.5 | A2 FSTK.5 stack half | ||
A3 FSTKPIX.5 | A3 FSTKPIX.5 stack pi/2 | ||
A4 FSTK10 | A4 FSTK10 stack ten | ||
C0 FST 0 | C0 FST 0 store in mem 0 | ||
C1 FST 1 | C1 FST 1 store in mem 1 | ||
C2 FST 2 | C2 FST 2 store in mem 2 | ||
C3 FST 3 | C3 FST 3 store in mem 3 | ||
C4 FST 4 | C4 FST 4 store in mem 4 | ||
C5 FST 5 | C5 FST 5 store in mem 5 | ||
E0 FGT 0 | E0 FGT 0 get from mem 0 | ||
E1 FGT 1 | E1 FGT 1 get from mem 1 | ||
E2 FGT 2 | E2 FGT 2 get from mem 2 | ||
E3 FGT 3 | E3 FGT 3 get from mem 3 | ||
E4 FGT 4 | E4 FGT 4 get from mem 4 | ||
E5 FGT 5 | E5 FGT 5 get from mem 5 | ||
</pre> | </pre> | ||
