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31 lines
820 B
Plaintext
31 lines
820 B
Plaintext
;-------------------------------
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; #T00SCOTTFORESMANDOS33
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; nibble count during early boot
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;
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; tested on
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; - Addition and Subtraction 3 (Scott, Foresman and Company)
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; - Decimals 2 (Scott, Foresman and Company)
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; - Fractions 1 (Scott, Foresman and Company)
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; - Fractions 2 (Scott, Foresman and Company)
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; - Multiplication 2 (Scott, Foresman and Company)
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; - Percent 1 (Scott, Foresman and Company)
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;-------------------------------
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; gTrack = 0
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lda #$0B
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ldx #$15
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ldy #$06
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jsr compare ; if T00,S0B,$15 ==
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!byte $EE,$F3,$03
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!byte $20,$00,$87
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bcs +
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jsr PrintByID
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!byte s_sfc
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inx
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inx
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inx
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jsr modify1 ; then set T00,S0B,$18 ==
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!byte $2C
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+
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