Otwarcie ekranu w trybie graficznym (GRAPHICS)
From Atariki
;
; (c) Lizard 
;
iccmd   =   $0342
icbufa  =   $0344
icax1   =   $034a
icax2   =   $034b
jciomain =  $e456
gr9     lda #9
        bne gr
gr15    lda #15
gr      ldx #$60
        sta icax2,x     ; tryb
        lda #$03        ; otworz
        sta iccmd,x
        lda #<dev       ; co?
        sta icbufa,x
        lda #>dev
        sta icbufa+1,x
        lda #%00011100  ; bez okna tekstowego, odczyt/zapis
        sta icax1,x
        jmp jciomain
dev     .by "S:" $9b
						
			
		