// license:BSD-3-Clause // copyright-holders:R. Belmont /********************************************************************* a2pic.h Apple II Parallel Interface Card *********************************************************************/ #ifndef MAME_BUS_A2BUS_A2PIC_H #define MAME_BUS_A2BUS_A2PIC_H #pragma once #include "a2bus.h" #include "bus/centronics/ctronics.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class a2bus_pic_device: public device_t, public device_a2bus_card_interface { public: // construction/destruction a2bus_pic_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: a2bus_pic_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); 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 void device_add_mconfig(machine_config &config) override; virtual const tiny_rom_entry *device_rom_region() const override; virtual ioport_constructor device_input_ports() const override; virtual uint8_t read_c0nx(uint8_t offset) override; virtual void write_c0nx(uint8_t offset, uint8_t data) override; virtual uint8_t read_cnxx(uint8_t offset) override; void start_strobe(); void clear_strobe(); required_ioport m_dsw1; required_device m_ctx; required_device m_ctx_data_in; required_device m_ctx_data_out; private: DECLARE_WRITE_LINE_MEMBER( ack_w ); uint8_t *m_rom; bool m_started; uint8_t m_ack; bool m_irqenable; bool m_autostrobe; emu_timer *m_timer; }; // device type definition DECLARE_DEVICE_TYPE(A2BUS_PIC, a2bus_pic_device) #endif // MAME_BUS_A2BUS_A2PIC_H