Display Control Flags

Bits for REG_DISPCNT. More...

Macros
#define	DCNT_MODE0   0
	Mode 0; bg 0-4: reg.
#define	DCNT_MODE1   0x0001
	Mode 1; bg 0-1: reg; bg 2: affine.
#define	DCNT_MODE2   0x0002
	Mode 2; bg 2-3: affine.
#define	DCNT_MODE3   0x0003
	Mode 3; bg2: 240x160@16 bitmap.
#define	DCNT_MODE4   0x0004
	Mode 4; bg2: 240x160@8 bitmap.
#define	DCNT_MODE5   0x0005
	Mode 5; bg2: 160x128@16 bitmap.
#define	DCNT_GB   0x0008
	(R) GBC indicator
#define	DCNT_PAGE   0x0010
	Page indicator.
#define	DCNT_OAM_HBL   0x0020
	Allow OAM updates in HBlank.
#define	DCNT_OBJ_2D   0
	OBJ-VRAM as matrix.
#define	DCNT_OBJ_1D   0x0040
	OBJ-VRAM as array.
#define	DCNT_BLANK   0x0080
	Force screen blank.
#define	DCNT_BG0   0x0100
	Enable bg 0.
#define	DCNT_BG1   0x0200
	Enable bg 1.
#define	DCNT_BG2   0x0400
	Enable bg 2.
#define	DCNT_BG3   0x0800
	Enable bg 3.
#define	DCNT_OBJ   0x1000
	Enable objects.
#define	DCNT_WIN0   0x2000
	Enable window 0.
#define	DCNT_WIN1   0x4000
	Enable window 1.
#define	DCNT_WINOBJ   0x8000
	Enable object window.
#define	DCNT_MODE_MASK   0x0007
#define	DCNT_MODE_SHIFT   0
#define	DCNT_MODE(n)   ((n)<<DCNT_MODE_SHIFT)
#define	DCNT_LAYER_MASK   0x1F00
#define	DCNT_LAYER_SHIFT   8
#define	DCNT_LAYER(n)   ((n)<<DCNT_LAYER_SHIFT)
#define	DCNT_WIN_MASK   0xE000
#define	DCNT_WIN_SHIFT   13
#define	DCNT_WIN(n)   ((n)<<DCNT_WIN_SHIFT)
#define	DCNT_BUILD(mode, layer, win, obj1d, objhbl)

Detailed Description

Bits for REG_DISPCNT.

Macro Definition Documentation

DCNT_BUILD

#define DCNT_BUILD	(		mode,
			layer,
			win,
			obj1d,
			objhbl
	)

Value:

(                                                               \
        (((win)&7)<<13) | (((layer)&31)<<8) | (((obj1d)&1)<<6)  \
    | (((objhbl)&1)<<5) | ((mode)&7)                            \
)