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// license:GPL-2.0+
// copyright-holders:Dirk Best
/**********************************************************************
Epson EX-800 dot matrix printer emulation
**********************************************************************/
#pragma once
#ifndef __EPSON_EX800__
#define __EPSON_EX800__
#include "emu.h"
#include "ctronics.h"
#include "cpu/upd7810/upd7810.h"
#include "sound/beep.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> epson_ex800_t
class epson_ex800_t : public device_t,
public device_centronics_peripheral_interface
{
public:
// construction/destruction
epson_ex800_t(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual const rom_entry *device_rom_region() const override;
virtual machine_config_constructor device_mconfig_additions() const override;
virtual ioport_constructor device_input_ports() const override;
DECLARE_READ8_MEMBER(porta_r);
DECLARE_READ8_MEMBER(portb_r);
DECLARE_READ8_MEMBER(portc_r);
DECLARE_WRITE8_MEMBER(porta_w);
DECLARE_WRITE8_MEMBER(portb_w);
DECLARE_WRITE8_MEMBER(portc_w);
DECLARE_READ8_MEMBER(devsel_r);
DECLARE_WRITE8_MEMBER(devsel_w);
DECLARE_READ8_MEMBER(gate5a_r);
DECLARE_WRITE8_MEMBER(gate5a_w);
DECLARE_READ8_MEMBER(iosel_r);
DECLARE_WRITE8_MEMBER(iosel_w);
DECLARE_READ8_MEMBER(gate7a_r);
DECLARE_WRITE8_MEMBER(gate7a_w);
DECLARE_INPUT_CHANGED_MEMBER(online_switch);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
required_device<cpu_device> m_maincpu;
required_device<beep_device> m_beeper;
int m_irq_state;
};
// device type definition
extern const device_type EPSON_EX800;
#endif
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