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// license: ?
// copyright-holders: Angelo Salese
/***************************************************************************
uPD4992 RTC
***************************************************************************/
#pragma once
#ifndef __UPD4992DEV_H__
#define __UPD4992DEV_H__
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_UPD4992_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, UPD4992, XTAL_32_768kHz)
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> upd4992_device
class upd4992_device : public device_t,
public device_rtc_interface
{
public:
// construction/destruction
upd4992_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// I/O operations
DECLARE_WRITE8_MEMBER( write );
DECLARE_READ8_MEMBER( read );
protected:
// device-level overrides
virtual void device_validity_check(validity_checker &valid) const;
virtual void device_start();
virtual void device_reset();
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
virtual void rtc_clock_updated(int year, int month, int day, int day_of_week, int hour, int minute, int second);
private:
enum
{
TIMER_CLOCK
//TIMER_TP,
//TIMER_DATA_OUT,
//TIMER_TEST_MODE
};
emu_timer *m_timer_clock;
UINT8 m_rtc_regs[8];
};
// device type definition
extern const device_type UPD4992;
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
#endif
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