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diff --git a/src/devices/bus/abcbus/fd2.h b/src/devices/bus/abcbus/fd2.h
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+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Scandia Metric ABC FD2 floppy controller emulation
+
+*********************************************************************/
+
+#pragma once
+
+#ifndef __ABC_FD2__
+#define __ABC_FD2__
+
+#include "emu.h"
+#include "abcbus.h"
+#include "cpu/z80/z80.h"
+#include "cpu/z80/z80daisy.h"
+#include "formats/abcfd2_dsk.h"
+#include "machine/wd_fdc.h"
+#include "machine/z80pio.h"
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> abc_fd2_t
+
+class abc_fd2_t : public device_t,
+ public device_abcbus_card_interface
+{
+public:
+ // construction/destruction
+ abc_fd2_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual const rom_entry *device_rom_region() const;
+ virtual machine_config_constructor device_mconfig_additions() const;
+
+ DECLARE_WRITE8_MEMBER( status_w );
+
+ DECLARE_READ8_MEMBER( pio_pa_r );
+ DECLARE_WRITE8_MEMBER( pio_pa_w );
+ DECLARE_READ8_MEMBER( pio_pb_r );
+ DECLARE_WRITE8_MEMBER( pio_pb_w );
+
+ DECLARE_FLOPPY_FORMATS( floppy_formats );
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+
+ // device_abcbus_interface overrides
+ virtual void abcbus_cs(UINT8 data);
+ virtual UINT8 abcbus_inp();
+ virtual void abcbus_out(UINT8 data);
+ virtual UINT8 abcbus_stat();
+ virtual void abcbus_c1(UINT8 data);
+ virtual void abcbus_c3(UINT8 data);
+ virtual UINT8 abcbus_xmemfl(offs_t offset);
+
+private:
+ required_device<cpu_device> m_maincpu;
+ required_device<z80pio_device> m_pio;
+ required_device<fd1771_t> m_fdc;
+ required_device<floppy_connector> m_floppy0;
+ required_device<floppy_connector> m_floppy1;
+ required_memory_region m_dos_rom;
+
+ bool m_cs;
+ UINT8 m_status;
+ UINT8 m_data;
+};
+
+
+// device type definition
+extern const device_type ABC_FD2;
+
+
+
+#endif