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#ifndef __LC80__
#define __LC80__
#include "emu.h"
#include "cpu/z80/z80.h"
#include "cpu/z80/z80daisy.h"
#include "imagedev/cassette.h"
#include "machine/ram.h"
#include "machine/z80pio.h"
#include "machine/z80ctc.h"
#include "sound/speaker.h"
#define SCREEN_TAG "screen"
#define Z80_TAG "d201"
#define Z80CTC_TAG "d208"
#define Z80PIO1_TAG "d206"
#define Z80PIO2_TAG "d207"
//#define SPEAKER_TAG "b237"
class lc80_state : public driver_device
{
public:
lc80_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, Z80_TAG),
m_pio2(*this, Z80PIO2_TAG),
m_cassette(*this, "cassette"),
m_speaker(*this, "speaker"),
m_ram(*this, RAM_TAG),
m_rom(*this, Z80_TAG),
m_y0(*this, "Y0"),
m_y1(*this, "Y1"),
m_y2(*this, "Y2"),
m_y3(*this, "Y3")
{ }
required_device<cpu_device> m_maincpu;
required_device<z80pio_device> m_pio2;
required_device<cassette_image_device> m_cassette;
required_device<speaker_sound_device> m_speaker;
required_device<ram_device> m_ram;
required_memory_region m_rom;
required_ioport m_y0;
required_ioport m_y1;
required_ioport m_y2;
required_ioport m_y3;
virtual void machine_start();
DECLARE_WRITE_LINE_MEMBER( ctc_z0_w );
DECLARE_WRITE_LINE_MEMBER( ctc_z1_w );
DECLARE_WRITE_LINE_MEMBER( ctc_z2_w );
DECLARE_WRITE8_MEMBER( pio1_pa_w );
DECLARE_READ8_MEMBER( pio1_pb_r );
DECLARE_WRITE8_MEMBER( pio1_pb_w );
DECLARE_READ8_MEMBER( pio2_pb_r );
DECLARE_INPUT_CHANGED_MEMBER( trigger_reset );
DECLARE_INPUT_CHANGED_MEMBER( trigger_nmi );
void update_display();
// display state
UINT8 m_digit;
UINT8 m_segment;
};
#endif
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