57 lines
514 B
NASM
57 lines
514 B
NASM
pushpc
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org $87A46E
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JSL CheckBookTriggerSwitch
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BCS +
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skip 15
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+
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org $8296A8
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JSL FinishPegChange
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org $86B93F
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BRA + : NOP #8 : +
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LDA.b #$19
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STA.b $11
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LDA.b #$33
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JSL $8DBB7C
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pullpc
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FinishPegChange:
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LDA.b #$20
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TRB.w $037A
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STZ.b $B0
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STZ.b $11
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RTL
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CheckBookTriggerSwitch:
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LDA.b $10
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CMP.b #$07
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BNE +
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LDA.l $7EC172
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EOR.b #$01
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STA.l $7EC172
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LDA.b #$16
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STA.b $11
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LDA.b #$20
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TSB.w $037A
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LDA.b #$25
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JSL $8DBB8A
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SEC
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BRA .done
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+ CLC
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.done
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; what we wrote over
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LDA.b $3A
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AND.b #$BF
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STA.b $3A
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RTL
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