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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
ALA13 - Acorn Plus 3
**********************************************************************/
#ifndef MAME_BUS_ELECTRON_PLUS3_H
#define MAME_BUS_ELECTRON_PLUS3_H
#include "exp.h"
#include "imagedev/floppy.h"
#include "machine/wd_fdc.h"
#include "formats/acorn_dsk.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class electron_plus3_device:
public device_t,
public device_electron_expansion_interface
{
public:
// construction/destruction
electron_plus3_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual uint8_t expbus_r(offs_t offset) override;
virtual void expbus_w(offs_t offset, uint8_t data) override;
private:
void wd1770_status_w(uint8_t data);
static void floppy_formats(format_registration &fr);
required_device<electron_expansion_slot_device> m_exp;
required_memory_region m_exp_rom;
required_device<wd1770_device> m_fdc;
required_device<floppy_connector> m_floppy0;
optional_device<floppy_connector> m_floppy1;
uint8_t m_romsel;
int m_drive_control;
};
// device type definition
DECLARE_DEVICE_TYPE(ELECTRON_PLUS3, electron_plus3_device)
#endif // MAME_BUS_ELECTRON_PLUS3_H
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