text: /*************************************************************************
  
  
      Taito Z system
  
  *************************************************************************/
  
  class taitoz_state : public driver_data_t
  {
  public:
  	static driver_data_t *alloc(running_machine &machine) { return auto_alloc_clear(&machine, taitoz_state(machine)); }
  
  	taitoz_state(running_machine &machine)
  		: driver_data_t(machine) { }
  
  	/* memory pointers */
  	UINT16 *    spriteram;
  //  UINT16 *    paletteram;    // currently this uses generic palette handling
  	offs_t      spriteram_size;
  
  	/* video-related */
  	int         sci_spriteframe;
  	int         road_palbank;
  
  	/* misc */
  	int         chasehq_lamps;
  	INT32       banknum;
  	UINT16      cpua_ctrl;
  	INT32       sci_int6;
  	INT32       dblaxle_int6;
  	INT32       ioc220_port;
  	UINT16      eep_latch;
  
  //  UINT8       pandata[4];
  
  	/* devices */
  	running_device *maincpu;
  	running_device *audiocpu;
  	running_device *subcpu;
  	running_device *eeprom;
  	running_device *tc0480scp;
  	running_device *tc0150rod;
  	running_device *tc0100scn;
  	running_device *tc0220ioc;
  	running_device *tc0140syt;
  
  	/* dblaxle motor flag */
  	int	    dblaxle_vibration;
  };
  
  /*----------- defined in video/taito_z.c -----------*/
  
  WRITE16_HANDLER( contcirc_out_w );
  READ16_HANDLER ( sci_spriteframe_r );
  WRITE16_HANDLER( sci_spriteframe_w );
  
  VIDEO_START( taitoz );
  
  VIDEO_UPDATE( contcirc );
  VIDEO_UPDATE( chasehq );
  VIDEO_UPDATE( bshark );
  VIDEO_UPDATE( sci );
  VIDEO_UPDATE( aquajack );
  VIDEO_UPDATE( spacegun );
  VIDEO_UPDATE( dblaxle );
  