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https://github.com/a2-4am/4cade.git
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68 lines
1.3 KiB
Plaintext
68 lines
1.3 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/STARGATE",plain
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*=$106
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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, $800
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lda #$60
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sta $4697
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jsr $800 ; decompress
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lda #$60
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sta $9A03
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jsr $9A00 ; decompress2
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lda #$10
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sta $0933
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lda #$1E
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sta $0933+1
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lda #$4C
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sta $0933+2
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sta $0905
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sta $51C7
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sta $51D2
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lda #0
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sta $0933+3
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sta $0905+1
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sta $51C7+1
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sta $51D2+1
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sta $47F2
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lda #1
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sta $0933+4
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sta $0905+2
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sta $51C7+2
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sta $51D2+2 ; set exits
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sta $47F2+1
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lda #$A4
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sta $47F4+2 ; reset vector (moved to $3F2)
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lda #$D0
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sta $153B
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sta $5F0E
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sta $50B8
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sta $1DF7
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sta $1151
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sta $16E0
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sta $166B
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sta $167A ; disable sound
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+DISABLE_ACCEL
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jmp $5000
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title !byte x_e-x_b
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x_b !text "X/STARGATE/STARGATE"
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x_e
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!if * > $1C0 {
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!error "code is too large, ends at ", *
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}
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