34 lines
426 B
NASM
34 lines
426 B
NASM
.p816
|
|
.smart
|
|
|
|
.include "macros.inc"
|
|
.include "registers.inc"
|
|
|
|
.include "header.asm"
|
|
|
|
.segment "CODE"
|
|
|
|
start:
|
|
.include "init.asm"
|
|
|
|
; Set up the color palette
|
|
stz CGADD
|
|
; Set color zero to some color
|
|
; $001f = %0000000000011111
|
|
; bbbbbgggggrrrrr
|
|
lda #$ff
|
|
sta CGDATA
|
|
lda #$03
|
|
sta CGDATA
|
|
|
|
lda #$0f
|
|
sta INIDISP
|
|
|
|
busywait:
|
|
bra busywait
|
|
|
|
nmi:
|
|
bit RDNMI
|
|
_rti:
|
|
rti
|