Pecus/libretro-atari800
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2015-12-14 14:00:35 +01:00
commit 5a96c0ca66
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atari800/util/atari/t7.asm
+65
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.include equates.m65
*= $0600
PHA
TXA
PHA
TYA
PHA
LDA 1536
STA WSYNC
;
STA WSYNC
STA WSYNC
STA WSYNC
STA WSYNC
STA WSYNC
STA WSYNC
STA WSYNC
LDY RANDOM ;sta $D20B ;POTGO
STA WSYNC
;NOP
;NOP
;NOP
;NOP
;NOP
;NOP
;NOP
;LDX 203
;
;STA COLPF0+2
.byte 99 ;change this to -1 in the data statements
LDA RANDOM;LDA $D207 ;POT7
STA 207
;STA 204
LDA VCOUNT
STA 205
STY 206 ;save old random
LDA 208 ;disable dli flag
CMP #$0
BEQ SKIP
LDA #64
STA NMIEN
SKIP sta wsync
sta wsync
lda 1537
sta HPOSP0
lda 1538
sta SIZEP0
lda 1539
sta GRAFP0
PLA
TAY
PLA
TAX
PLA
RTI
;jmp SKIP2
;REG
;.dbyte $0001
;SKIP2
;LDA REG
;ror a
;STA REG