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// license:GPL-2.0+
// copyright-holders:Kevin Thacker
/*****************************************************************************
*
* includes/specpls3.h
*
****************************************************************************/
#ifndef MAME_INCLUDES_SPECPLS3_H
#define MAME_INCLUDES_SPECPLS3_H
#include "spectrum.h"
#include "spec128.h"
#include "imagedev/floppy.h"
#include "machine/upd765.h"
INPUT_PORTS_EXTERN( spec_plus );
class specpls3_state : public spectrum_128_state
{
public:
specpls3_state(const machine_config &mconfig, device_type type, const char *tag) :
spectrum_128_state(mconfig, type, tag),
m_upd765(*this, "upd765"),
m_flop(*this, "upd765:%u", 0U)
{ }
void spectrum_plus2(machine_config &config);
void spectrum_plus3(machine_config &config);
protected:
virtual void video_start() override;
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void plus3_update_memory() override;
virtual bool is_contended(offs_t offset) override;
private:
void rom_w(offs_t offset, uint8_t data);
uint8_t rom_r(offs_t offset);
void port_3ffd_w(offs_t offset, uint8_t data);
uint8_t port_3ffd_r();
uint8_t port_2ffd_r();
void port_7ffd_w(offs_t offset, uint8_t data);
void port_1ffd_w(offs_t offset, uint8_t data);
void plus3_us_w(uint8_t data);
void plus3_io(address_map &map);
void plus3_mem(address_map &map);
static void floppy_formats(format_registration &fr);
optional_device<upd765a_device> m_upd765;
optional_device_array<floppy_connector, 2> m_flop;
};
#endif // MAME_INCLUDES_SPECPLS3_H
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