// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Visual 1050 keyboard emulation *********************************************************************/ #pragma once #ifndef __V1050_KEYBOARD__ #define __V1050_KEYBOARD__ #include "emu.h" #include "cpu/mcs48/mcs48.h" #include "sound/discrete.h" //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_V1050_KEYBOARD_OUT_TX_HANDLER(_devcb) \ devcb = &v1050_keyboard_device::set_out_tx_handler(*device, DEVCB_##_devcb); //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> V1050_keyboard_device class v1050_keyboard_device : public device_t { public: // construction/destruction v1050_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); template static devcb_base &set_out_tx_handler(device_t &device, _Object object) { return downcast(device).m_out_tx_handler.set_callback(object); } // optional information overrides virtual const tiny_rom_entry *device_rom_region() const override; virtual machine_config_constructor device_mconfig_additions() const override; virtual ioport_constructor device_input_ports() const override; DECLARE_WRITE_LINE_MEMBER( si_w ); // not really public DECLARE_READ8_MEMBER( kb_p1_r ); DECLARE_WRITE8_MEMBER( kb_p1_w ); DECLARE_WRITE8_MEMBER( kb_p2_w ); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; private: required_device m_maincpu; required_device m_discrete; required_ioport_array<12> m_y; devcb_write_line m_out_tx_handler; uint8_t m_keylatch; }; // device type definition extern const device_type V1050_KEYBOARD; #endif