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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
IBM Model F PC/AT 84-key / 3270PC 122-key keyboard emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
*********************************************************************/
#pragma once
#ifndef __PC_KBD_IBM_PC_AT_84__
#define __PC_KBD_IBM_PC_AT_84__
#include "emu.h"
#include "cpu/mcs48/mcs48.h"
#include "pc_kbdc.h"
#include "machine/rescap.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> ibm_pc_at_84_keyboard_device
class ibm_pc_at_84_keyboard_device : public device_t,
public device_pc_kbd_interface
{
public:
// construction/destruction
ibm_pc_at_84_keyboard_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
ibm_pc_at_84_keyboard_device(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;
virtual ioport_constructor device_input_ports() const;
DECLARE_WRITE8_MEMBER( bus_w );
DECLARE_READ8_MEMBER( p1_r );
DECLARE_WRITE8_MEMBER( p1_w );
DECLARE_READ8_MEMBER( p2_r );
DECLARE_WRITE8_MEMBER( p2_w );
DECLARE_READ8_MEMBER( t0_r );
DECLARE_READ8_MEMBER( t1_r );
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
// device_pc_kbd_interface overrides
virtual DECLARE_WRITE_LINE_MEMBER( clock_write ) { m_maincpu->set_input_line(MCS48_INPUT_IRQ, state); };
virtual DECLARE_WRITE_LINE_MEMBER( data_write ) { };
private:
enum
{
LED_SCROLL,
LED_NUM,
LED_CAPS
};
int key_depressed();
required_device<cpu_device> m_maincpu;
required_ioport m_dr00;
required_ioport m_dr01;
required_ioport m_dr02;
required_ioport m_dr03;
required_ioport m_dr04;
required_ioport m_dr05;
required_ioport m_dr06;
required_ioport m_dr07;
required_ioport m_dr08;
required_ioport m_dr09;
required_ioport m_dr10;
required_ioport m_dr11;
required_ioport m_dr12;
required_ioport m_dr13;
required_ioport m_dr14;
required_ioport m_dr15;
optional_ioport m_kbdida;
optional_ioport m_kbdidb;
UINT8 m_db;
int m_cnt;
int m_sense;
int m_t1;
};
// ======================> ibm_3270pc_122_keyboard_device
class ibm_3270pc_122_keyboard_device : public ibm_pc_at_84_keyboard_device
{
public:
// construction/destruction
ibm_3270pc_122_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual const rom_entry *device_rom_region() const;
virtual ioport_constructor device_input_ports() const;
};
// device type definition
extern const device_type PC_KBD_IBM_PC_AT_84;
extern const device_type PC_KBD_IBM_3270PC_122;
#endif
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