A.MODE		equ	0
SG4.MODE	equ	0
SG6.MODE	equ	0
SG8.MODE	equ	2
SG12.MODE	equ	4
SG24.MODE	equ	6

A.PIA		equ	$00
SG4.PIA		equ	$00
SG6.PIA		equ	$10
SG8.PIA		equ	$00
SG12.PIA	equ	$00
SG24.PIA	equ	$00

G1C.MODE	equ	1
G1R.MODE	equ	1
G2C.MODE	equ	2
G2R.MODE	equ	3
G3C.MODE	equ	4
G3R.MODE	equ	5
G6C.MODE	equ	6
G6R.MODE	equ	6

G1C.PIA		equ	$80
G1R.PIA		equ	$90
G2C.PIA		equ	$A0
G2R.PIA		equ	$B0
G3C.PIA		equ	$C0
G3R.PIA		equ	$D0
G6C.PIA		equ	$E0
G6R.PIA		equ	$F0

CSS		equ	$08