// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Wang PC keyboard emulation Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. *********************************************************************/ #pragma once #ifndef __WANGPC_KEYBOARD__ #define __WANGPC_KEYBOARD__ #include "emu.h" #include "cpu/mcs51/mcs51.h" #include "sound/sn76496.h" //************************************************************************** // MACROS / CONSTANTS //************************************************************************** #define WANGPC_KEYBOARD_TAG "wangpckb" //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_WANGPC_KEYBOARD_ADD() \ MCFG_DEVICE_ADD(WANGPC_KEYBOARD_TAG, WANGPC_KEYBOARD, 0) #define MCFG_WANGPCKB_TXD_HANDLER(_devcb) \ devcb = &wangpc_keyboard_device::set_txd_handler(*device, DEVCB2_##_devcb); //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> wangpc_keyboard_device class wangpc_keyboard_device : public device_t, public device_serial_interface { public: // construction/destruction wangpc_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); template static devcb2_base &set_txd_handler(device_t &device, _Object object) { return downcast(device).m_txd_handler.set_callback(object); } // optional information overrides virtual const rom_entry *device_rom_region() const; virtual machine_config_constructor device_mconfig_additions() const; virtual ioport_constructor device_input_ports() const; DECLARE_WRITE_LINE_MEMBER( write_rxd ); // not really public DECLARE_READ8_MEMBER( kb_p1_r ); DECLARE_WRITE8_MEMBER( kb_p1_w ); DECLARE_WRITE8_MEMBER( kb_p2_w ); DECLARE_WRITE8_MEMBER( kb_p3_w ); DECLARE_READ8_MEMBER(mcs51_rx_callback); DECLARE_WRITE8_MEMBER(mcs51_tx_callback); protected: // device-level overrides virtual void device_start(); virtual void device_reset(); // device_serial_interface overrides private: required_device m_maincpu; required_ioport m_y0; required_ioport m_y1; required_ioport m_y2; required_ioport m_y3; required_ioport m_y4; required_ioport m_y5; required_ioport m_y6; required_ioport m_y7; required_ioport m_y8; required_ioport m_y9; required_ioport m_ya; required_ioport m_yb; required_ioport m_yc; required_ioport m_yd; required_ioport m_ye; required_ioport m_yf; devcb2_write_line m_txd_handler; UINT8 m_y; }; // device type definition extern const device_type WANGPC_KEYBOARD; #endif