diff options
Diffstat (limited to 'src/devices/bus/centronics/epson_ex800.h')
-rw-r--r-- | src/devices/bus/centronics/epson_ex800.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/devices/bus/centronics/epson_ex800.h b/src/devices/bus/centronics/epson_ex800.h new file mode 100644 index 00000000000..274eac50bf0 --- /dev/null +++ b/src/devices/bus/centronics/epson_ex800.h @@ -0,0 +1,76 @@ +// 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); + epson_ex800_t(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); + + // optional information overrides + virtual const rom_entry *device_rom_region() const; + virtual machine_config_constructor device_mconfig_additions() const; + virtual ioport_constructor device_input_ports() const; + + 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(); + virtual void device_reset(); + +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 |