// license:BSD-3-Clause // copyright-holders:smf #ifndef MAME_BUS_CENTRONICS_PRINTER_H #define MAME_BUS_CENTRONICS_PRINTER_H #pragma once #include "ctronics.h" #include "imagedev/printer.h" // ======================> centronics_printer_device class centronics_printer_device : public device_t, public device_centronics_peripheral_interface { public: // construction/destruction centronics_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual DECLARE_WRITE_LINE_MEMBER( input_strobe ) override; virtual DECLARE_WRITE_LINE_MEMBER( input_data0 ) override { if (state) m_data |= 0x01; else m_data &= ~0x01; } virtual DECLARE_WRITE_LINE_MEMBER( input_data1 ) override { if (state) m_data |= 0x02; else m_data &= ~0x02; } virtual DECLARE_WRITE_LINE_MEMBER( input_data2 ) override { if (state) m_data |= 0x04; else m_data &= ~0x04; } virtual DECLARE_WRITE_LINE_MEMBER( input_data3 ) override { if (state) m_data |= 0x08; else m_data &= ~0x08; } virtual DECLARE_WRITE_LINE_MEMBER( input_data4 ) override { if (state) m_data |= 0x10; else m_data &= ~0x10; } virtual DECLARE_WRITE_LINE_MEMBER( input_data5 ) override { if (state) m_data |= 0x20; else m_data &= ~0x20; } virtual DECLARE_WRITE_LINE_MEMBER( input_data6 ) override { if (state) m_data |= 0x40; else m_data &= ~0x40; } virtual DECLARE_WRITE_LINE_MEMBER( input_data7 ) override { if (state) m_data |= 0x80; else m_data &= ~0x80; } virtual DECLARE_WRITE_LINE_MEMBER( input_init ) override; protected: // device-level overrides virtual void device_add_mconfig(machine_config &config) override; virtual void device_start() override; virtual void device_reset() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; virtual bool supports_pin35_5v() override { return true; } private: DECLARE_WRITE_LINE_MEMBER( printer_online ); enum { TIMER_ACK, TIMER_BUSY }; emu_timer *m_ack_timer; emu_timer *m_busy_timer; int m_strobe; uint8_t m_data; int m_busy; required_device m_printer; }; // device type definition DECLARE_DEVICE_TYPE(CENTRONICS_PRINTER, centronics_printer_device) #endif // MAME_BUS_CENTRONICS_PRINTER_H