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// license:BSD-3-Clause
// copyright-holders:Brian Johnson
/*******************************************************************
*
* Q10MF Multifont card
*
*******************************************************************/
#ifndef MAME_BUS_EPSON_QX_MULTIFONT_H
#define MAME_BUS_EPSON_QX_MULTIFONT_H
#pragma once
#include "bus/epson_qx/option.h"
#include "cpu/mcs48/mcs48.h"
#include "machine/i8243.h"
namespace bus::epson_qx {
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
/* Epson QX-10 Multifont Device */
class multifont_device : public device_t, public bus::epson_qx::device_option_expansion_interface
{
public:
// construction/destruction
multifont_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
uint8_t read(offs_t offset);
void write(offs_t offset, uint8_t data);
void rom_map(address_map &map);
void map(address_map &map);
void p1_w(uint8_t data);
void p2_w(uint8_t data);
template<int Shift> void rom_addr_w(uint8_t data);
void rom_select_w(uint8_t data);
uint8_t t0_r();
uint8_t t1_r();
void write_bus(uint8_t data);
uint8_t read_bus();
private:
void update_bank_select();
required_device<i8039_device> m_mcu;
required_device<i8243_device> m_i8243;
required_memory_region_array<8> m_fonts;
required_ioport m_ioport;
uint8_t m_status;
uint8_t m_data_out;
uint8_t m_data_in;
uint8_t m_p1;
uint8_t m_p2;
uint8_t m_rom_sel;
uint16_t m_address;
uint8_t m_rom_bank;
bool m_bus_reset;
bool m_hard_reset;
};
} // namespace bus::epson_qx
// device type definition
DECLARE_DEVICE_TYPE_NS(EPSON_QX_OPTION_MULTIFONT, bus::epson_qx, multifont_device)
#endif // MAME_BUS_EPSON_QX_MULTIFONT_H
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