// license:BSD-3-Clause // copyright-holders:Sergey Svishchev /********************************************************************** K7659 keyboard emulation *********************************************************************/ #ifndef MAME_MACHINE_K7659KB_H #define MAME_MACHINE_K7659KB_H #pragma once //************************************************************************** // MACROS / CONSTANTS //************************************************************************** #define K7659_KEYBOARD_TAG "k7659kb" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> k7659_keyboard_device class k7659_keyboard_device : public device_t { public: // construction/destruction k7659_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); uint8_t read(); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; virtual ioport_constructor device_input_ports() const override; TIMER_CALLBACK_MEMBER(scan_keyboard); emu_timer *m_timer = nullptr; private: required_ioport_array<12> m_keys; uint8_t key_pos(uint8_t val); uint8_t m_lookup = 0; uint8_t m_key = 0; const uint8_t *m_p_rom = nullptr; }; // device type definition DECLARE_DEVICE_TYPE(K7659_KEYBOARD, k7659_keyboard_device) #endif // MAME_MACHINE_K7659KB_H