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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/*****************************************************************************
*
* includes/busicom.h
*
****************************************************************************/
#ifndef MAME_INCLUDES_BUSICOM_H
#define MAME_INCLUDES_BUSICOM_H
#pragma once
#include "cpu/mcs40/mcs40.h"
#include "machine/timer.h"
#include "emupal.h"
class busicom_state : public driver_device
{
public:
busicom_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_palette(*this, "palette")
, m_input_lines(*this, "LINE%u", 0)
{
}
uint8_t m_drum_index;
uint16_t m_keyboard_shifter;
uint32_t m_printer_shifter;
uint8_t m_timer;
uint8_t m_printer_line[11][17];
uint8_t m_printer_line_color[11];
DECLARE_READ8_MEMBER(keyboard_r);
DECLARE_READ8_MEMBER(printer_r);
DECLARE_WRITE8_MEMBER(shifter_w);
DECLARE_WRITE8_MEMBER(printer_w);
DECLARE_WRITE8_MEMBER(status_w);
DECLARE_WRITE8_MEMBER(printer_ctrl_w);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
DECLARE_PALETTE_INIT(busicom);
uint32_t screen_update_busicom(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
TIMER_DEVICE_CALLBACK_MEMBER(timer_callback);
uint8_t get_bit_selected(uint32_t val,int num);
void busicom(machine_config &config);
void busicom_mem(address_map &map);
void busicom_mp(address_map &map);
void busicom_rom(address_map &map);
void busicom_rp(address_map &map);
void busicom_stat(address_map &map);
private:
required_device<i4004_cpu_device> m_maincpu;
required_device<palette_device> m_palette;
required_ioport_array<10> m_input_lines;
};
#endif // MAME_INCLUDES_BUSICOM_H
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