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Set of Apple II Hard Drive Images
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eric.hdv
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OOTEST.txt
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2020-08-13
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609b
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34 lines
; SAMPLE OBJECT
;
ORG $300
;
;
OODRIVER EQU $0A
BASE EQU $06
;
; *** TESTOB ***
;
JSR OODRIVER
ASC 'OSETUP' ;OBJECT TO INVOKE
ASC 'TESTOB' ;DATA FOR OSETUP OBJECT
;
CLV ;BASE+0,1,2
BVC CODE
;
;local variables:
DFB $00,$00
VARX EQU 3 ;BASE+3
VARY EQU 4 ;BASE+4
;
;
CODE LDY #VARX ;ADD 1 TO BASE
LDA (BASE),Y
CLC
ADC #$01
STA (BASE),Y
LDY #VARY
LDA (BASE),Y
ADC #$00
STA (BASE),Y
RTS