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Loading routine "cores": Difference between revisions

From Sinclair Wiki
Document the Paul Owens loader.
(Document the Microsphere loader.)
(Document the Paul Owens loader.)
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Another very close variant on the ROM loader, this time replacing the <code>RET NC</code> with the <code>NOP</code>-equivalent <code>AND A</code>.
Another very close variant on the ROM loader, this time replacing the <code>RET NC</code> with the <code>NOP</code>-equivalent <code>AND A</code>.
=== Paul Owens ===
Used in some Ocean games, for example [https://spectrumcomputing.co.uk/index.php?cat=96&id=903 Chase H.Q.].
LD-SAMPLE  INC B
            RET Z
            LD A,7F
            IN A,(FE)
            RRA
            RET Z
            XOR C
            AND 20
            JR Z,LD-SAMPLE
Again just a one-byte change from the ROM loader, replacing the <code>RET NC</code> with Alkatraz's <code>RET Z</code>.
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