mirror of
https://github.com/Pecusx/jataricart.git
synced 2026-05-20 22:33:22 +02:00
Jakub Husak
24 lines
462 B
NASM
24 lines
462 B
NASM
TRIGGER_FORMAT_28SF equ $30
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C_FORMAT_28SF equ $30
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C_BYTE_PROG_28SF equ $10
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flashoppreamble
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pha
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lda #C_BYTE_PROG_28SF
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scc
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lda #C_FORMAT_28SF ; only if c set
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flashoppreamble_acc ; 28SF0x0
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sta $d500,x ; can be any address
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sta $a000; command: FORMAT/ID_MODE/BYTE_PROG, any address
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rts
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flash_unlockchip
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sta $D500,x
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; read from 1823H, 1820H, 1822H, 0418H, 041BH, 0419H, 041AH
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lda $B823
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lda $B820
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lda $B822
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lda $A418
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lda $A41B
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lda $A419
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lda $A41A
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rts
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