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#include "sound/sn76496.h"
class yiear_state : public driver_device
{
public:
yiear_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) ,
m_spriteram(*this, "spriteram"),
m_spriteram2(*this, "spriteram2"),
m_videoram(*this, "videoram"),
m_sn(*this, "snsnd")
{ }
/* memory pointers */
required_shared_ptr<UINT8> m_spriteram;
required_shared_ptr<UINT8> m_spriteram2;
required_shared_ptr<UINT8> m_videoram;
optional_device<sn76489a_new_device> m_sn;
/* video-related */
tilemap_t *m_bg_tilemap;
UINT8 m_yiear_nmi_enable;
UINT8 m_yiear_irq_enable;
DECLARE_WRITE8_MEMBER(yiear_videoram_w);
DECLARE_WRITE8_MEMBER(yiear_control_w);
DECLARE_READ8_MEMBER(yiear_speech_r);
DECLARE_WRITE8_MEMBER(yiear_VLM5030_control_w);
UINT8 m_SN76496_latch;
DECLARE_WRITE8_MEMBER( konami_SN76496_latch_w ) { m_SN76496_latch = data; };
DECLARE_WRITE8_MEMBER( konami_SN76496_w ) { m_sn->write(space, offset, m_SN76496_latch); };
TILE_GET_INFO_MEMBER(get_bg_tile_info);
virtual void machine_start();
virtual void machine_reset();
virtual void video_start();
virtual void palette_init();
UINT32 screen_update_yiear(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
};
/*----------- defined in video/yiear.c -----------*/
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