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https://github.com/a2-4am/4cade.git
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73 lines
1.4 KiB
Plaintext
73 lines
1.4 KiB
Plaintext
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;license:MIT
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;(c) 2021 by Frank M.
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!cpu 6502
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!to "res/DEMO/FLIP.OUT",plain
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*=$300
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+READ_RAM2_WRITE_RAM2
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jsr EnableAccelerator
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+LOAD_FILE_AT title, $00
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lda #$60
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sta $3EEE
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jsr $3EC7 ; decompress
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lda #$60
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sta $BF0E
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jsr $BEF7 ; decompress and show title
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ldx #13-1
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- lda patch1, x
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sta $8B39, x
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dex
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bpl - ; exit on keypress on main menu
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ldx #7-1
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- lda patch2, x
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sta $88BF, x
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dex
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bpl -
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lda #$10
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sta $6474
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sta $685E
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lda #$1C
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sta $6474+1
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sta $685E+1
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lda #$4C
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sta $6474+2
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sta $685E+2
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sta $78CD
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lda #0
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sta $6474+3
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sta $685E+3
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sta $78CD+1
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lda #1
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sta $6474+4
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sta $685E+4
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sta $78CD+2 ; set exits
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lda #$D0
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sta $7716
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sta $7730 ; disable sound
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+DISABLE_ACCEL
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jmp $8F63
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title !byte x_e-x_b
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x_b !text "X/FLIP.OUT/FLIP.OUT"
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x_e
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patch1 !byte $B0,$08,$AD,$00,$C0,$10,$1F,$4C,$00,$01,$20,$69,$8B
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patch2 !byte $10,$03,$4C,$00,$01,$EA,$EA
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!if * > $3F0 {
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!error "code is too large, ends at ", *
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}
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