
class fromanc2_state : public driver_device
{
public:
	fromanc2_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag) { }

	/* memory pointers */
	UINT16   *m_paletteram[2];
	UINT16   *m_videoram[2][4];

	/* video-related */
	tilemap_t  *m_tilemap[2][4];
	int      m_scrollx[2][4];
	int      m_scrolly[2][4];
	int      m_gfxbank[2][4];

	/* misc */
	int      m_portselect;
	UINT8    m_subcpu_int_flag;
	UINT8    m_subcpu_nmi_flag;
	UINT8    m_sndcpu_nmi_flag;
	UINT16   m_datalatch1;
	UINT8    m_datalatch_2h;
	UINT8    m_datalatch_2l;

	/* devices */
	device_t *m_audiocpu;
	device_t *m_subcpu;
	device_t *m_eeprom;
	device_t *m_left_screen;
	device_t *m_right_screen;
};




/*----------- defined in video/fromanc2.c -----------*/

SCREEN_UPDATE( fromanc2 );
VIDEO_START( fromanc2 );
VIDEO_START( fromancr );
VIDEO_START( fromanc4 );

READ16_HANDLER( fromanc2_paletteram_0_r );
READ16_HANDLER( fromanc2_paletteram_1_r );
WRITE16_HANDLER( fromanc2_paletteram_0_w );
WRITE16_HANDLER( fromanc2_paletteram_1_w );
READ16_HANDLER( fromancr_paletteram_0_r );
READ16_HANDLER( fromancr_paletteram_1_r );
WRITE16_HANDLER( fromancr_paletteram_0_w );
WRITE16_HANDLER( fromancr_paletteram_1_w );
READ16_HANDLER( fromanc4_paletteram_0_r );
READ16_HANDLER( fromanc4_paletteram_1_r );
WRITE16_HANDLER( fromanc4_paletteram_0_w );
WRITE16_HANDLER( fromanc4_paletteram_1_w );
WRITE16_HANDLER( fromanc2_videoram_0_w );
WRITE16_HANDLER( fromanc2_videoram_1_w );
WRITE16_HANDLER( fromanc2_videoram_2_w );
WRITE16_HANDLER( fromanc2_videoram_3_w );
WRITE16_HANDLER( fromancr_videoram_0_w );
WRITE16_HANDLER( fromancr_videoram_1_w );
WRITE16_HANDLER( fromancr_videoram_2_w );
WRITE16_HANDLER( fromanc4_videoram_0_w );
WRITE16_HANDLER( fromanc4_videoram_1_w );
WRITE16_HANDLER( fromanc4_videoram_2_w );
WRITE16_HANDLER( fromanc2_gfxreg_0_w );
WRITE16_HANDLER( fromanc2_gfxreg_1_w );
WRITE16_HANDLER( fromanc2_gfxreg_2_w );
WRITE16_HANDLER( fromanc2_gfxreg_3_w );
WRITE16_HANDLER( fromancr_gfxreg_0_w );
WRITE16_HANDLER( fromancr_gfxreg_1_w );
WRITE16_HANDLER( fromanc2_gfxbank_0_w );
WRITE16_HANDLER( fromanc2_gfxbank_1_w );
void fromancr_gfxbank_w(running_machine &machine, int data);
WRITE16_HANDLER( fromanc4_gfxreg_0_w );
WRITE16_HANDLER( fromanc4_gfxreg_1_w );
WRITE16_HANDLER( fromanc4_gfxreg_2_w );
