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// license:BSD-3-Clause
// copyright-holders:Wilbert Pol
/***************************************************************************
Keytronic Keyboard
***************************************************************************/
#ifndef MAME_BUS_PC_KBD_KEYTRO_H
#define MAME_BUS_PC_KBD_KEYTRO_H
#pragma once
#include "cpu/mcs51/mcs51.h"
#include "pc_kbdc.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> pc_kbd_keytronic_pc3270_device
class pc_kbd_keytronic_pc3270_device : public device_t,
public device_pc_kbd_interface
{
public:
// construction/destruction
pc_kbd_keytronic_pc3270_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
pc_kbd_keytronic_pc3270_device(
machine_config const &mconfig,
device_type type,
char const *tag,
device_t *owner,
uint32_t clock);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual DECLARE_WRITE_LINE_MEMBER(clock_write) override;
virtual DECLARE_WRITE_LINE_MEMBER(data_write) override;
DECLARE_READ8_MEMBER( internal_data_read );
DECLARE_WRITE8_MEMBER( internal_data_write );
DECLARE_READ8_MEMBER( p1_read );
DECLARE_WRITE8_MEMBER( p1_write );
DECLARE_READ8_MEMBER( p2_read );
DECLARE_WRITE8_MEMBER( p2_write );
DECLARE_READ8_MEMBER( p3_read );
DECLARE_WRITE8_MEMBER( p3_write );
void keytronic_pc3270_io(address_map &map);
void keytronic_pc3270_program(address_map &map);
required_device<i8051_device> m_cpu;
uint8_t m_p1;
uint8_t m_p1_data;
uint8_t m_p2;
uint8_t m_p3;
uint16_t m_last_write_addr;
};
class pc_kbd_keytronic_pc3270_at_device : public pc_kbd_keytronic_pc3270_device
{
public:
// construction/destruction
pc_kbd_keytronic_pc3270_at_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual ioport_constructor device_input_ports() const override;
};
// device type definition
DECLARE_DEVICE_TYPE(PC_KBD_KEYTRONIC_PC3270, pc_kbd_keytronic_pc3270_device)
DECLARE_DEVICE_TYPE(PC_KBD_KEYTRONIC_PC3270_AT, pc_kbd_keytronic_pc3270_at_device)
#endif // MAME_BUS_PC_KBD_KEYTRO_H
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