#ifndef __MC1000__
#define __MC1000__
#include "emu.h"
#include "cpu/z80/z80.h"
#include "imagedev/cassette.h"
#include "video/mc6847.h"
#include "sound/ay8910.h"
#include "machine/ctronics.h"
#include "machine/rescap.h"
#include "machine/ram.h"
#define SCREEN_TAG "screen"
#define Z80_TAG "u13"
#define AY8910_TAG "u21"
#define MC6845_TAG "mc6845"
#define MC6847_TAG "u19"
#define CENTRONICS_TAG "centronics"
#define MC1000_MC6845_VIDEORAM_SIZE 0x800
#define MC1000_MC6847_VIDEORAM_SIZE 0x1800
class mc1000_state : public driver_device
{
public:
mc1000_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, Z80_TAG),
m_vdg(*this, MC6847_TAG),
m_crtc(*this, MC6845_TAG),
m_centronics(*this, CENTRONICS_TAG),
m_cassette(*this, CASSETTE_TAG),
m_ram(*this, RAM_TAG)
,
m_mc6845_video_ram(*this, "mc6845_vram"),
m_mc6847_video_ram(*this, "mc6847_vram"){ }
required_device<cpu_device> m_maincpu;
required_device<mc6847_base_device> m_vdg;
optional_device<device_t> m_crtc;
required_device<centronics_device> m_centronics;
required_device<cassette_image_device> m_cassette;
required_device<ram_device> m_ram;
virtual void machine_start();
virtual void machine_reset();
UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_READ8_MEMBER( printer_r );
DECLARE_WRITE8_MEMBER( printer_w );
DECLARE_WRITE8_MEMBER( mc6845_ctrl_w );
DECLARE_WRITE8_MEMBER( mc6847_attr_w );
DECLARE_WRITE_LINE_MEMBER( fs_w );
DECLARE_WRITE_LINE_MEMBER( hs_w );
DECLARE_READ8_MEMBER( videoram_r );
DECLARE_WRITE8_MEMBER( keylatch_w );
DECLARE_READ8_MEMBER( keydata_r );
DIRECT_UPDATE_MEMBER(mc1000_direct_update_handler);
void bankswitch();
/* cpu state */
int m_ne555_int;
/* memory state */
int m_rom0000;
int m_mc6845_bank;
int m_mc6847_bank;
/* keyboard state */
int m_keylatch;
/* video state */
int m_hsync;
int m_vsync;
required_shared_ptr<UINT8> m_mc6845_video_ram;
required_shared_ptr<UINT8> m_mc6847_video_ram;
UINT8 m_mc6847_attr;
DECLARE_DRIVER_INIT(mc1000);
};
#endif