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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
IBM Model F PC/XT 83-key keyboard emulation
*********************************************************************/
#pragma once
#ifndef __PC_KBD_IBM_PC_XT_83__
#define __PC_KBD_IBM_PC_XT_83__
#include "emu.h"
#include "cpu/mcs48/mcs48.h"
#include "pc_kbdc.h"
#include "machine/rescap.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> ibm_pc_xt_83_keyboard_device
class ibm_pc_xt_83_keyboard_device : public device_t,
public device_pc_kbd_interface
{
public:
// construction/destruction
ibm_pc_xt_83_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual machine_config_constructor device_mconfig_additions() const override;
virtual ioport_constructor device_input_ports() const override;
DECLARE_READ8_MEMBER( bus_r );
DECLARE_WRITE8_MEMBER( bus_w );
DECLARE_WRITE8_MEMBER( p1_w );
DECLARE_WRITE8_MEMBER( p2_w );
DECLARE_READ8_MEMBER( t0_r );
DECLARE_READ8_MEMBER( t1_r );
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// device_pc_kbd_interface overrides
virtual DECLARE_WRITE_LINE_MEMBER( clock_write ) override;
virtual DECLARE_WRITE_LINE_MEMBER( data_write ) override;
private:
required_device<cpu_device> m_maincpu;
required_ioport m_md00;
required_ioport m_md01;
required_ioport m_md02;
required_ioport m_md03;
required_ioport m_md04;
required_ioport m_md05;
required_ioport m_md06;
required_ioport m_md07;
required_ioport m_md08;
required_ioport m_md09;
required_ioport m_md10;
required_ioport m_md11;
UINT8 m_bus;
UINT8 m_p1;
UINT8 m_p2;
int m_sense;
int m_q;
};
// device type definition
extern const device_type PC_KBD_IBM_PC_XT_83;
#endif
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