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// license:BSD-3-Clause
// copyright-holders:Al Kossow
#ifndef MAME_INCLUDES_M79AMB_H
#define MAME_INCLUDES_M79AMB_H
#pragma once
#include "cpu/i8085/i8085.h"
#include "sound/discrete.h"
class m79amb_state : public driver_device
{
public:
m79amb_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_videoram(*this, "videoram"),
m_mask(*this, "mask"),
m_discrete(*this, "discrete"),
m_maincpu(*this, "maincpu"),
m_self_test(*this, "SELF_TEST")
{ }
void m79amb(machine_config &config);
void init_m79amb();
private:
void ramtek_videoram_w(offs_t offset, uint8_t data);
uint8_t gray5bit_controller0_r();
uint8_t gray5bit_controller1_r();
void m79amb_8000_w(uint8_t data);
void m79amb_8002_w(uint8_t data);
void m79amb_8003_w(uint8_t data);
uint8_t inta_r();
void machine_start() override;
uint32_t screen_update_ramtek(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void main_map(address_map &map);
/* memory pointers */
required_shared_ptr<uint8_t> m_videoram;
required_shared_ptr<uint8_t> m_mask;
required_device<discrete_device> m_discrete;
required_device<i8080_cpu_device> m_maincpu;
output_finder<> m_self_test;
/* misc */
uint8_t m_lut_gun1[0x100]{};
uint8_t m_lut_gun2[0x100]{};
};
/*----------- defined in audio/m79amb.c -----------*/
DISCRETE_SOUND_EXTERN( m79amb_discrete );
#endif // MAME_INCLUDES_M79AMB_H
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