1 // license:BSD-3-Clause 2 // copyright-holders:Dirk Best 3 /********************************************************************** 4 5 Epson LX-800 dot matrix printer emulation 6 7 **********************************************************************/ 8 9 #ifndef MAME_BUS_CENTRONICS_EPSON_LX800_H 10 #define MAME_BUS_CENTRONICS_EPSON_LX800_H 11 12 #pragma once 13 14 #include "ctronics.h" 15 #include "cpu/upd7810/upd7810.h" 16 #include "machine/e05a03.h" 17 #include "sound/beep.h" 18 19 20 21 //************************************************************************** 22 // TYPE DEFINITIONS 23 //************************************************************************** 24 25 // ======================> epson_lx800_device 26 27 class epson_lx800_device : public device_t, public device_centronics_peripheral_interface 28 { 29 public: 30 // construction/destruction 31 epson_lx800_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); 32 33 protected: 34 epson_lx800_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); 35 36 // device-level overrides 37 virtual void device_start() override; 38 virtual void device_reset() override; 39 40 // optional information overrides 41 virtual const tiny_rom_entry *device_rom_region() const override; 42 virtual void device_add_mconfig(machine_config &config) override; 43 virtual ioport_constructor device_input_ports() const override; 44 45 private: 46 uint8_t porta_r(offs_t offset); 47 void porta_w(offs_t offset, uint8_t data); 48 uint8_t portc_r(offs_t offset); 49 void portc_w(offs_t offset, uint8_t data); 50 51 DECLARE_READ_LINE_MEMBER(an0_r); 52 DECLARE_READ_LINE_MEMBER(an1_r); 53 DECLARE_READ_LINE_MEMBER(an2_r); 54 DECLARE_READ_LINE_MEMBER(an3_r); 55 DECLARE_READ_LINE_MEMBER(an4_r); 56 DECLARE_READ_LINE_MEMBER(an5_r); 57 58 uint8_t centronics_data_r(); 59 DECLARE_WRITE_LINE_MEMBER(centronics_pe_w); 60 DECLARE_WRITE_LINE_MEMBER(reset_w); 61 62 void lx800_mem(address_map &map); 63 64 required_device<cpu_device> m_maincpu; 65 required_device<beep_device> m_beep; 66 output_finder<> m_online_led; 67 }; 68 69 70 71 // device type definition 72 DECLARE_DEVICE_TYPE(EPSON_LX800, epson_lx800_device) 73 74 #endif // MAME_BUS_CENTRONICS_EPSON_LX800_H 75