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// license:GPL-2.0+
// copyright-holders:Peter Trauner
/*****************************************************************************
*
* includes/ssystem3.h
*
****************************************************************************/
#ifndef SSYSTEM3_H_
#define SSYSTEM3_H_
struct playfield_t
{
int signal;
// int on;
int count, bit, started;
UINT8 data;
attotime time, high_time, low_time;
union {
struct {
UINT8 header[7];
UINT8 field[8][8/2];
UINT8 unknown[5];
} s;
UINT8 data[7+8*8/2+5];
} u;
};
struct lcd_t
{
UINT8 data[5];
int clock;
int count;
};
class ssystem3_state : public driver_device
{
public:
ssystem3_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_palette(*this, "palette") { }
UINT8 m_porta;
UINT8 *m_videoram;
playfield_t m_playfield;
lcd_t m_lcd;
DECLARE_DRIVER_INIT(ssystem3);
virtual void video_start();
DECLARE_PALETTE_INIT(ssystem3);
UINT32 screen_update_ssystem3(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE8_MEMBER(ssystem3_via_write_a);
DECLARE_READ8_MEMBER(ssystem3_via_read_a);
DECLARE_READ8_MEMBER(ssystem3_via_read_b);
DECLARE_WRITE8_MEMBER(ssystem3_via_write_b);
required_device<cpu_device> m_maincpu;
required_device<palette_device> m_palette;
void ssystem3_lcd_reset();
void ssystem3_lcd_write(int clock, int data);
void ssystem3_draw_7segment(bitmap_ind16 &bitmap,int value, int x, int y);
void ssystem3_draw_led(bitmap_ind16 &bitmap,INT16 color, int x, int y, int ch);
void ssystem3_playfield_getfigure(int x, int y, int *figure, int *black);
void ssystem3_playfield_reset();
void ssystem3_playfield_write(int reset, int signal);
void ssystem3_playfield_read(int *on, int *ready);
};
#endif /* SSYSTEM3_H_ */
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