// license:BSD-3-Clause // copyright-holders:Carl #ifndef MAME_MACHINE_M24_KBD_H #define MAME_MACHINE_M24_KBD_H #pragma once #include "cpu/mcs48/mcs48.h" #define MCFG_M24_KEYBOARD_OUT_DATA_HANDLER(_devcb) \ devcb = &downcast(*device).set_out_data_handler(DEVCB_##_devcb); class m24_keyboard_device : public device_t { public: m24_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); template devcb_base &set_out_data_handler(Object &&cb) { return m_out_data.set_callback(std::forward(cb)); } DECLARE_WRITE_LINE_MEMBER(clock_w); DECLARE_WRITE_LINE_MEMBER(data_w); protected: void device_start() override; void device_reset() override; void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; 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; private: required_ioport_array<16> m_rows; required_ioport m_mousebtn; uint8_t m_p1; bool m_keypress, m_kbcdata; devcb_write_line m_out_data; required_device m_mcu; emu_timer *m_reset_timer; DECLARE_WRITE8_MEMBER(bus_w); DECLARE_READ8_MEMBER(p1_r); DECLARE_WRITE8_MEMBER(p1_w); DECLARE_READ8_MEMBER(p2_r); DECLARE_READ_LINE_MEMBER(t0_r); DECLARE_READ_LINE_MEMBER(t1_r); }; DECLARE_DEVICE_TYPE(M24_KEYBOARD, m24_keyboard_device) #endif // MAME_MACHINE_M24_KBD_H