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19 lines
259 B
ArmAsm
19 lines
259 B
ArmAsm
;;
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;; Kevin Ruland
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;;
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;; int kbhit (void);
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;;
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.export _kbhit
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.import return0, return1
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.include "apple2.inc"
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_kbhit:
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bit KEY_STROBE ; Reading strobe checks for keypress
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bmi L1 ; if KEY_STROBE > 127 key was pressed
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jmp return0
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L1:
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jmp return1
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