// license:BSD-3-Clause // copyright-holders:smf #ifndef __RS232_KEYBOARD_H__ #define __RS232_KEYBOARD_H__ #pragma once #include "rs232.h" #include "machine/keyboard.h" class serial_keyboard_device : public generic_keyboard_device, public device_serial_interface, public device_rs232_port_interface { public: serial_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); serial_keyboard_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source); virtual DECLARE_WRITE_LINE_MEMBER( input_txd ) { device_serial_interface::rx_w(state); } DECLARE_READ_LINE_MEMBER(tx_r); virtual ioport_constructor device_input_ports() const; DECLARE_WRITE_LINE_MEMBER(update_serial); protected: virtual void device_start(); virtual void device_reset(); virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); virtual void tra_callback(); virtual void tra_complete(); virtual void send_key(UINT8 code); private: UINT8 m_curr_key; bool m_key_valid; required_ioport m_rs232_txbaud; required_ioport m_rs232_startbits; required_ioport m_rs232_databits; required_ioport m_rs232_parity; required_ioport m_rs232_stopbits; }; extern const device_type SERIAL_KEYBOARD; #endif /* __RS232_KEYBOARD_H__ */