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// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
#ifndef MAME_MACHINE_DP8573A_H
#define MAME_MACHINE_DP8573A_H
#pragma once
#include "dirtc.h"
class dp8573a_device : public device_t, public device_nvram_interface, public device_rtc_interface
{
public:
dp8573a_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 32'768);
virtual void write(offs_t offset, uint8_t data);
virtual uint8_t read(offs_t offset);
void pfail_w(int state) {}
auto intr() { return m_intr_cb.bind(); }
auto mfo() { return m_mfo_cb.bind(); }
protected:
dp8573a_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// device_t implementation
virtual void device_start() override ATTR_COLD;
// device_nvram_interface implementation
virtual void nvram_default() override;
virtual bool nvram_read(util::read_stream &file) override;
virtual bool nvram_write(util::write_stream &file) override;
// device_rtc_interface implementation
virtual bool rtc_feature_y2k() const override { return false; }
virtual bool rtc_feature_leap_year() const override { return true; }
virtual void rtc_clock_updated(int year, int month, int day, int day_of_week, int hour, int minute, int second) override;
void save_registers();
void set_interrupt(uint8_t mask);
void clear_interrupt(uint8_t mask);
TIMER_CALLBACK_MEMBER(msec_tick);
virtual unsigned const ram_size() { return 32; }
std::unique_ptr<uint8_t[]> m_ram;
uint8_t m_tscr;
uint8_t m_pfr;
uint8_t m_millis;
emu_timer *m_timer;
devcb_write_line m_intr_cb;
devcb_write_line m_mfo_cb;
};
class dp8572a_device : public dp8573a_device
{
public:
dp8572a_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual void write(offs_t offset, uint8_t data) override;
virtual uint8_t read(offs_t offset) override;
protected:
virtual unsigned const ram_size() override { return 64; }
};
DECLARE_DEVICE_TYPE(DP8572A, dp8572a_device)
DECLARE_DEVICE_TYPE(DP8573A, dp8573a_device)
#endif // MAME_MACHINE_DP8573A_H
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