mirror of
https://github.com/a2-4am/4cade.git
synced 2024-06-16 01:29:31 +00:00
36 lines
689 B
Plaintext
36 lines
689 B
Plaintext
;license:MIT
|
|
;(c) 2019, 2022 by qkumba/Frank M.
|
|
|
|
!cpu 6502
|
|
!to "build/PRELAUNCH.INDEXED/SPIDER.RAID",plain
|
|
*=$106
|
|
|
|
!source "src/prelaunch/common.a"
|
|
|
|
+ENABLE_ACCEL
|
|
|
|
lda #$60
|
|
sta $3F0E
|
|
jsr $3EB9 ; decompress
|
|
|
|
lda #1
|
|
sta $40D3 ; reset vector
|
|
|
|
lda #$60
|
|
sta $40F1
|
|
jsr $4000
|
|
|
|
+READ_RAM2_NO_WRITE
|
|
lda MachineStatus
|
|
and #CHEATS_ENABLED
|
|
beq +
|
|
dec $976A ; patch - don't decrease lives
|
|
+
|
|
jsr DisableAccelerator
|
|
+READ_ROM_NO_WRITE
|
|
jmp $4246
|
|
|
|
!if * > $1C0 {
|
|
!error "code is too large, ends at ", *
|
|
}
|