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// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/*****************************************************************************
includes/micronic.h
*****************************************************************************/
#ifndef MAME_INCLUDES_MICRONIC_H
#define MAME_INCLUDES_MICRONIC_H
#pragma once
#include "cpu/z80/z80.h"
#include "video/hd61830.h"
#include "machine/mc146818.h"
#include "machine/ram.h"
#include "machine/nvram.h"
#include "sound/beep.h"
#include "imagedev/cassette.h"
#include "emupal.h"
#define SCREEN_TAG "screen"
#define Z80_TAG "z80"
#define MC146818_TAG "mc146818"
#define HD61830_TAG "hd61830"
class micronic_state : public driver_device
{
public:
micronic_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, Z80_TAG),
m_lcdc(*this, HD61830_TAG),
m_beep(*this, "beeper"),
m_rtc(*this, MC146818_TAG),
m_nvram1(*this, "nvram1"),
m_nvram2(*this, "nvram2"),
m_ram(*this, RAM_TAG),
m_ram_base(*this, "ram_base"),
m_status_flag(1),
m_bank1(*this, "bank1"),
m_bit0(*this, "BIT0"),
m_bit1(*this, "BIT1"),
m_bit2(*this, "BIT2"),
m_bit3(*this, "BIT3"),
m_bit4(*this, "BIT4"),
m_bit5(*this, "BIT5"),
m_backbattery(*this, "BACKBATTERY"),
m_mainbattery(*this, "MAINBATTERY"),
m_cassette(*this, "cassette")
{ }
void micronic(machine_config &config);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
void nvram_init(nvram_device &nvram, void *data, size_t size);
uint8_t keypad_r();
uint8_t status_flag_r();
void status_flag_w(uint8_t data);
void kp_matrix_w(uint8_t data);
void beep_w(uint8_t data);
uint8_t irq_flag_r();
void port_2c_w(uint8_t data);
void bank_select_w(uint8_t data);
void lcd_contrast_w(uint8_t data);
void rtc_address_w(uint8_t data);
uint8_t rtc_data_r();
void rtc_data_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER( mc146818_irq );
void micronic_palette(palette_device &palette) const;
void micronic_io(address_map &map);
void micronic_mem(address_map &map);
required_device<cpu_device> m_maincpu;
required_device<hd61830_device> m_lcdc;
required_device<beep_device> m_beep;
required_device<mc146818_device> m_rtc;
required_device<nvram_device> m_nvram1;
required_device<nvram_device> m_nvram2;
required_device<ram_device> m_ram;
required_shared_ptr<uint8_t> m_ram_base;
uint8_t m_banks_num;
uint8_t m_kp_matrix;
uint8_t m_lcd_contrast;
int m_lcd_backlight;
uint8_t m_status_flag;
required_memory_bank m_bank1;
required_ioport m_bit0;
required_ioport m_bit1;
required_ioport m_bit2;
required_ioport m_bit3;
required_ioport m_bit4;
required_ioport m_bit5;
required_ioport m_backbattery;
required_ioport m_mainbattery;
optional_device<cassette_image_device> m_cassette;
};
#endif // MAME_INCLUDES_MICRONIC_H
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