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// license:BSD-3-Clause
// copyright-holders:Mathis Rosenhauer
/*************************************************************************
Cinematronics Cosmic Chasm hardware
*************************************************************************/
#include "cpu/z80/z80.h"
#include "machine/gen_latch.h"
#include "machine/z80ctc.h"
#include "sound/dac.h"
#include "video/vector.h"
#include "screen.h"
class cchasm_state : public driver_device
{
public:
enum
{
TIMER_REFRESH_END
};
cchasm_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_ctc(*this, "ctc"),
m_audiocpu(*this, "audiocpu"),
m_dac1(*this, "dac1"),
m_dac2(*this, "dac2"),
m_vector(*this, "vector"),
m_screen(*this, "screen"),
m_soundlatch(*this, "soundlatch"),
m_soundlatch2(*this, "soundlatch2"),
m_soundlatch3(*this, "soundlatch3"),
m_soundlatch4(*this, "soundlatch4"),
m_ram(*this, "ram") { }
required_device<cpu_device> m_maincpu;
required_device<z80ctc_device> m_ctc;
required_device<z80_device> m_audiocpu;
required_device<dac_bit_interface> m_dac1;
required_device<dac_bit_interface> m_dac2;
required_device<vector_device> m_vector;
required_device<screen_device> m_screen;
required_device<generic_latch_8_device> m_soundlatch;
required_device<generic_latch_8_device> m_soundlatch2;
required_device<generic_latch_8_device> m_soundlatch3;
required_device<generic_latch_8_device> m_soundlatch4;
required_shared_ptr<uint16_t> m_ram;
int m_sound_flags;
int m_coin_flag;
int m_output[2];
int m_xcenter;
int m_ycenter;
emu_timer *m_refresh_end_timer;
void led_w(offs_t offset, uint16_t data);
void refresh_control_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
void reset_coin_flag_w(uint8_t data);
uint8_t coin_sound_r();
uint8_t soundlatch2_r();
void soundlatch4_w(uint8_t data);
void io_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
uint16_t io_r(offs_t offset);
DECLARE_WRITE_LINE_MEMBER(ctc_timer_1_w);
DECLARE_WRITE_LINE_MEMBER(ctc_timer_2_w);
INPUT_CHANGED_MEMBER(set_coin_flag);
virtual void video_start() override;
virtual void sound_start() override;
void refresh();
void cchasm(machine_config &config);
void memmap(address_map &map);
void sound_memmap(address_map &map);
void sound_portmap(address_map &map);
protected:
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
};
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