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diff --git a/src/mame/includes/micronic.h b/src/mame/includes/micronic.h
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+// license:BSD-3-Clause
+// copyright-holders:Sandro Ronco
+/*****************************************************************************
+
+ includes/micronic.h
+
+*****************************************************************************/
+
+#ifndef __MICRONIC__
+#define __MICRONIC__
+
+#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"
+
+#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")
+ { }
+
+ 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;
+
+ virtual void machine_start();
+ virtual void machine_reset();
+ void nvram_init(nvram_device &nvram, void *data, size_t size);
+
+ DECLARE_READ8_MEMBER( keypad_r );
+ DECLARE_READ8_MEMBER( status_flag_r );
+ DECLARE_WRITE8_MEMBER( status_flag_w );
+ DECLARE_WRITE8_MEMBER( kp_matrix_w );
+ DECLARE_WRITE8_MEMBER( beep_w );
+ DECLARE_READ8_MEMBER( irq_flag_r );
+ DECLARE_WRITE8_MEMBER( port_2c_w );
+ DECLARE_WRITE8_MEMBER( bank_select_w );
+ DECLARE_WRITE8_MEMBER( lcd_contrast_w );
+ DECLARE_WRITE8_MEMBER( rtc_address_w );
+ DECLARE_READ8_MEMBER( rtc_data_r );
+ DECLARE_WRITE8_MEMBER( rtc_data_w );
+ DECLARE_WRITE_LINE_MEMBER( mc146818_irq );
+
+ required_shared_ptr<UINT8> m_ram_base;
+ UINT8 m_banks_num;
+ UINT8 m_kp_matrix;
+ UINT8 m_lcd_contrast;
+ int m_lcd_backlight;
+ UINT8 m_status_flag;
+ DECLARE_PALETTE_INIT(micronic);
+
+protected:
+ 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