mirror of
https://github.com/MikhaelKaa/zx_cartridge.git
synced 2026-03-16 14:37:57 +03:00
92 lines
1.5 KiB
NASM
92 lines
1.5 KiB
NASM
; 19 Feb 2026
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; Михаил Каа
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DEVICE ZXSPECTRUM48
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ORG 0
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start:
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di
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ld sp, 0xffff
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jp main
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ORG 100
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main:
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ld bc, 0x7ffd
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ld a, 0b00010000
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ld (0x5B5C), a
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out (c), a
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ld bc, 0xdf7f
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ld a, 0b00000001
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out (c), a
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ld hl, 16384
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ld de, 16385
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ld bc, 49151
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ld (hl), 0
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ldir
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ld hl, batty_scr
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ld de, 0x4000
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call dzx0_standard
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ld hl, batty_bin
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ld de, 0x6800
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call dzx0_standard
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ld hl, bvars
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ld de, 0x5c00
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ld bc, bvars_end - bvars
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ldir
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ld hl, ram_part
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ld de, 0x6700
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ld bc, ram_part_end - ram_part
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ldir
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; ld bc, 65535
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; call delay
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; ld bc, 65535
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; call delay
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; ld bc, 65535
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; call delay
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; ld bc, 65535
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; call delay
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jp 0x6700
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jp main
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; Процедура задержки
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; bc - время
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; delay:
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; dec bc
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; ld a, b
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; or c
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; jr nz, delay
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; ret
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INCLUDE "./tools/zx0/z80/dzx0_standard.asm"
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batty_scr:
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INCBIN "./Batty/screen.scr.zx0"
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batty_bin:
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INCBIN "./Batty/main.bin.zx0"
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ram_part:
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INCBIN "./build/ram_part_6700.bin"
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ram_part_end
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bvars:
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INCBIN "./Batty/b48v.bin"
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bvars_end
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end:
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; Выводим размер бинарника.
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display "Cartridge BIOS code size: ", /d, end - start
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display "Cartridge BIOS code start: ", /d, start
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display "Cartridge BIOS code end: ", /d, end
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SAVEBIN "build/bios_0000.bin", start, 16384
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