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19 lines
498 B
Plaintext
19 lines
498 B
Plaintext
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; Copyright 2018 David Schmidt. All Rights Reserved.
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; See the LICENSE.txt file for distribution terms (Apache 2.0).
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;
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; Sources:
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; David T. Craig's disassembly projects
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*SYNOPSIS Symbols from the Apple /// monitor ROM
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LMARGIN @ $58 ;left viewport margin
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RMARGIN @ $59 ;right viewport margin
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WINTOP @ $5A ;top of viewport
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WINBTM @ $5B ;bottom of viewport
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;
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; Useful ROM routines.
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;
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REGRWTS @ $F000 ;
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DRIVSEL @ $F035 ;
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