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// license: GPL-2.0+
// copyright-holders: Dirk Best
/***************************************************************************
Speculator
A Spectrum emulator
***************************************************************************/
#ifndef MAME_BUS_EINSTEIN_PIPE_SPECULATOR_H
#define MAME_BUS_EINSTEIN_PIPE_SPECULATOR_H
#pragma once
#include "pipe.h"
#include "machine/74123.h"
#include "imagedev/cassette.h"
#include "sound/spkrdev.h"
#include "speaker.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> einstein_speculator_device
class einstein_speculator_device : public device_t, public device_tatung_pipe_interface
{
public:
// construction/destruction
einstein_speculator_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual void int_w(int state) override;
DECLARE_READ8_MEMBER(ram_r);
DECLARE_WRITE8_MEMBER(ram_w);
DECLARE_READ8_MEMBER(tape_r);
DECLARE_WRITE8_MEMBER(nmi_w);
DECLARE_WRITE_LINE_MEMBER(ic5a_q_w);
DECLARE_WRITE_LINE_MEMBER(ic5b_q_w);
protected:
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
private:
offs_t address_translate(offs_t offset);
required_device<ttl74123_device> m_ic5a;
required_device<ttl74123_device> m_ic5b;
required_device<cassette_image_device> m_cassette;
required_device<speaker_sound_device> m_speaker;
std::unique_ptr<uint8_t[]> m_ram;
int m_nmisel;
};
// device type definition
DECLARE_DEVICE_TYPE(EINSTEIN_SPECULATOR, einstein_speculator_device)
#endif // MAME_BUS_EINSTEIN_PIPE_SPECULATOR_H
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