4cade/src/demo/bellhop.a

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2022-07-22 00:36:12 +00:00
;license:MIT
;(c) 2022 by qkumba
!cpu 6502
!to "res/DEMO/BELLHOP",plain
*=$300
!source "src/constants.a" ; no code in these
!source "src/macros.a"
+READ_RAM2_WRITE_RAM2
jsr EnableAccelerator
+LOAD_FILE_AT title, $00
lda #$60
sta $0813
jsr $0800 ; decompress
lda #$4C
sta $602F
sta $6BD4
sta $66D2
ldx #0
stx $6030
stx $6BD5
inx
stx $6031
stx $6BD6
stx $66D4
lda #$EE
sta $66CA
lda #<counter
sta $66CB
lda #>counter
sta $66CC
jsr DisableAccelerator
+READ_ROM_NO_WRITE
jmp $6000
counter !byte $FD
title !byte x_e-x_b
x_b !text "X/BELLHOP/BELLHOP"
x_e
!if * > $3F0 {
!error "code is too large, ends at ", *
}