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// license:BSD-3-Clause
// copyright-holders:Zsolt Vasvari
/***************************************************************************
Sigma Spiders hardware
***************************************************************************/
#include "sound/discrete.h"
#include "video/mc6845.h"
class spiders_state : public driver_device
{
public:
spiders_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_ram(*this, "ram"),
m_discrete(*this, "discrete"),
m_maincpu(*this, "maincpu"),
m_palette(*this, "palette"),
m_audiocpu(*this, "audiocpu") { }
required_shared_ptr<UINT8> m_ram;
required_device<discrete_device> m_discrete;
UINT8 m_flipscreen;
UINT16 m_gfx_rom_address;
UINT8 m_gfx_rom_ctrl_mode;
UINT8 m_gfx_rom_ctrl_latch;
UINT8 m_gfx_rom_ctrl_data;
DECLARE_WRITE_LINE_MEMBER(main_cpu_irq);
DECLARE_WRITE_LINE_MEMBER(flipscreen_w);
DECLARE_WRITE_LINE_MEMBER(display_enable_changed);
DECLARE_WRITE8_MEMBER(gfx_rom_intf_w);
DECLARE_READ8_MEMBER(gfx_rom_r);
virtual void machine_start() override;
INTERRUPT_GEN_MEMBER(update_pia_1);
DECLARE_WRITE8_MEMBER(ic60_74123_output_changed);
DECLARE_WRITE8_MEMBER(spiders_audio_command_w);
DECLARE_WRITE8_MEMBER(spiders_audio_a_w);
DECLARE_WRITE8_MEMBER(spiders_audio_b_w);
DECLARE_WRITE8_MEMBER(spiders_audio_ctrl_w);
MC6845_UPDATE_ROW(crtc_update_row);
required_device<cpu_device> m_maincpu;
required_device<palette_device> m_palette;
required_device<cpu_device> m_audiocpu;
};
/*----------- defined in audio/spiders.c -----------*/
MACHINE_CONFIG_EXTERN( spiders_audio );
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