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// license:BSD-3-Clause
// copyright-holders:Brad Oliver, Bernd Wiebelt, Allard van der Bas
/*************************************************************************
Atari Asteroids hardware
*************************************************************************/
#include "sound/discrete.h"
#include "video/avgdvg.h"
#include "machine/74153.h"
#include "machine/er2055.h"
class asteroid_state : public driver_device
{
public:
asteroid_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_dvg(*this, "dvg"),
m_earom(*this, "earom"),
m_discrete(*this, "discrete"),
m_dsw1(*this, "DSW1"),
m_dsw_sel(*this, "dsw_sel"),
m_cocktail(*this, "COCKTAIL"),
m_ram1(*this, "ram1"),
m_ram2(*this, "ram2"),
m_sram1(*this, "ram1", 0x100, ENDIANNESS_LITTLE),
m_sram2(*this, "ram2", 0x100, ENDIANNESS_LITTLE)
{ }
/* devices */
required_device<cpu_device> m_maincpu;
required_device<dvg_device> m_dvg;
optional_device<er2055_device> m_earom;
required_device<discrete_device> m_discrete;
required_ioport m_dsw1;
required_device<ttl153_device> m_dsw_sel;
optional_ioport m_cocktail;
/* memory banks */
optional_memory_bank m_ram1;
optional_memory_bank m_ram2;
memory_share_creator<u8> m_sram1;
memory_share_creator<u8> m_sram2;
DECLARE_WRITE_LINE_MEMBER(coin_counter_left_w);
DECLARE_WRITE_LINE_MEMBER(coin_counter_center_w);
DECLARE_WRITE_LINE_MEMBER(coin_counter_right_w);
uint8_t asteroid_IN0_r(offs_t offset);
uint8_t asterock_IN0_r(offs_t offset);
uint8_t asteroid_IN1_r(offs_t offset);
uint8_t asteroid_DSW1_r(offs_t offset);
void asteroid_explode_w(uint8_t data);
void asteroid_thump_w(uint8_t data);
void asteroid_noise_reset_w(uint8_t data);
void llander_snd_reset_w(uint8_t data);
void llander_sounds_w(uint8_t data);
uint8_t earom_read();
void earom_write(offs_t offset, uint8_t data);
void earom_control_w(uint8_t data);
DECLARE_READ_LINE_MEMBER(clock_r);
INTERRUPT_GEN_MEMBER(asteroid_interrupt);
INTERRUPT_GEN_MEMBER(asterock_interrupt);
INTERRUPT_GEN_MEMBER(llander_interrupt);
DECLARE_WRITE_LINE_MEMBER(cocktail_inv_w);
void init_asterock();
void init_asteroidb();
virtual void machine_start() override;
virtual void machine_reset() override;
void asteroid_base(machine_config &config);
void asterock(machine_config &config);
void asteroid(machine_config &config);
void llander(machine_config &config);
void astdelux(machine_config &config);
void asteroid_sound(machine_config &config);
void astdelux_sound(machine_config &config);
void llander_sound(machine_config &config);
void astdelux_map(address_map &map);
void asteroid_map(address_map &map);
void llander_map(address_map &map);
};
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